Switches & Pilot DevicesSignaling LightsRelays & SocketsTimersContactorsTerminal BlocksCircuit Breakers
ø16mm - LB Series Switches & Pilot Devices
468 www.IDEC.com
LB Series — Miniature Switches and Pilot Devices
Flush bezel projects only 2mm from front of panel. Stan-
dard bezel has a panel depth of only 27.9mm! Removable
contact blocks are ideal for single board mounting.
Key features:
• Pushbuttons, selector switches, and key selector switches with up
to 3PDT contacts.
• Key selectors with keys that are difficult to duplicate. Seven dif-
ferent key numbers to choose from.
• Black or metallic flush bezels available.
• Bright and clear LED illuminated face.
• Choice of either gold-clad or silver contacts.
• Degree of protection: IP65 (from the front of the panel)
Applicable Standards Mark File No. or Organization
UL508 UL Recognition
No.E55996
CSA 22.2 No.14 CSA File No. LR 21451
EN60947-5-1
TÜV Rheinland
EU Low Voltage Directive
GB14048.5
Specifications
Operating Temperature –25 to +60°C (no freezing)
Illuminated units: –25 to +55°C
Storage Temperature –30 to +80°C (no freezing)
Operating Humidity 45 to 85% RH (no condensation)
Contact Resistance 50 mW maximum (initial value)
Insulation Resistance 100 MW minimum (500V DC megger)
Dielectric
Strength
Switch
Bet ween live part and ground: 2,000V AC, 1 minute
Bet ween terminals of different pole: 2,000V AC, 1 minute
Bet ween terminals of the same poles: 1,000V AC, 1 minute
Illumination Bet ween live part and ground: 2,000V AC, 1 minute
Vibration Resistance Operating extremes/Damage limits: 5 to 55 Hz, amplitude
0.5 mm
Shock Resistance Operating extremes: 100 m/s2
Damage limits: 1,000 m/s2
Mechanical Life
(minimum operations)
Momentary: 2,000,000
Maintained: 250,000
Selector switches: 250,000
Key selector switches: 250,000
Electrical Life
(minimum operations)
Momentary: 50,000 / 100,000 1
Maintained: 50,000 / 100,000 2
Selector switches: 50,000 / 100,000 2
Key selector switches: 50,000 / 100,000 2
Degree of Protection IP65 (IEC 60529)
Terminal Style Solder/tab terminal #110
PC board terminal
Bezel Black plastic or metallic
Weight (approx.)
14g (illuminated pushbutton)
13g (pilot light)
13g (pushbutton)
15g (selector switch)
27g (key selector switch)
15g (illuminated pushbutton with guard)
14g (pushbutton with guard)
1. Switching frequency 1,800 operations/h.
2. Switching frequency 1,200 operations/h.
For a complete and up-to-date listing of LB part numbers,
please refer to the LB Sales Brochure.
Click here to download a copy.
Switches & Pilot Devices Signaling Lights Relays & Sockets Timers Contactors Terminal Blocks Circuit Breakers
469
800-262-IDEC (4332) • USA & Canada
ø16mm - LB Series
Switches & Pilot Devices
Contact Ratings
GoldContact(switchbasecolor:blue)
RatedInsulationVoltage 250V
RatedThermalCurrent 3A
RatedOperatingVoltage 30VDC 125VAC
RatedOperatingCurrent(resistiveload) 0.1A 0.1A
ContactMaterial Gold-cladsilver
Minimumapplicableload(referencevalue):5VAC/DC,1mA
SilverContact(switchbasecolor:gray)
RatedInsulationVoltage 250V
RatedOperatingVoltage 30V 125V 250V
RatedOperating
Current
AC
50/60Hz
Resistiveload —5A 5A
Inductiveload —3A 1.5A
DC Resistiveload 5A 1.1A —
Inductiveload 2.5A 0.55A —
AC
50/60Hz
Resistiveload —5A 3A
Inductiveload —3A 1.5A
DC Resistiveload 3A 0.6A —
Inductiveload 1A 0.22A —
RatedThermalCurrent 5A
ContactMaterial Silver
ACinductiveload:PF=0.6to0.7DCinductiveload:L/R=7msmax.
LED Ratings
RatedVoltage 5VDC 12VAC/DC 24VAC/DC
VoltageRange 5VDC±5% 12VAC/DC±10% 24VAC/DC±10%
LEDPartNo. LB9Z-LED5kLB9Z-LED1kLB9Z-LED2k
RatedCurrent A,R:22mAG,PW,S:16mA
VoltageRating MarkedonthesideoftheLEDunit
LEDLife
(referencevalue)
Approx.30,000hours
(untilthebrightnessreducesto50%oftheinitialvalue)
Internal
Circuit
A,PW,R A,PW,R
X2
(–)
X1
(+)
X2
X1
G,S G,S
X1
(+)
X2
(–)
X1
X2 Varistor
Zener Diode
Resistor
Protection Diode
LED Chip
1. Fork(colorcode):A(amber),G(green),PW(white),R(red),S(blue)
2. UsethewhiteLEDforyellowillumination.
3. LEDlampcontainsacurrent-limitingresistor.
Switches & Pilot DevicesSignaling LightsRelays & SocketsTimersContactorsTerminal BlocksCircuit Breakers
ø16mm - LB Series Switches & Pilot Devices
470  www.IDEC.com
Illuminated Pushbuttons (Assembled)
Style Operation Operating
Voltage Contact
Standard Bezel Flush Bezel
Color Code k
Solder/Tab
Terminal
(silver contacts)
PC Board
Terminal
(gold contacts)
Solder/Tab
Terminal
(silver contacts)
PC Board Terminal
(gold contacts)
StandardBezel(black)
FlushBezel(metallicorblack)
BlackBezelwithGuard
Momentary
5VDC
SPDT LBjL-M1T51kLBjL-M1T11VkLBlmL-M1T51kLBlmL-M1T11Vk
Specifythecolor
codeinplaceof
kinthePart
Number:
A:amber
G:green
R:red
S:blue
PW:white
Y:yellow
DPDT LBjL-M1T61kLBjL-M1T21VkLBlmL-M1T61kLBlmL-M1T21Vk
12VAC/DC
SPDT LBjL-M1T53kLBjL-M1T13VkLBlmL-M1T53kLBlmL-M1T13Vk
DPDT LBjL-M1T63kLBjL-M1T23VkLBlmL-M1T63kLBlmL-M1T23Vk
24VAC/DC
SPDT LBjL-M1T54kLBjL-M1T14VkLBlmL-M1T54kLBlmL-M1T14Vk
DPDT LBjL-M1T64kLBjL-M1T24VkLBlmL-M1T64kLBlmL-M1T24Vk
Maintained
5VDC
SPDT LBjL-A1T51kLBjL-A1T11VkLBlmL-A1T51kLBlmL-A1T11Vk
DPDT LBjL-A1T61kLBjL-A1T21VkLBlmL-A1T61kLBlmL-A1T21Vk
12VAC/DC
SPDT LBjL-A1T53kLBjL-A1T13VkLBlmL-A1T53kLBlmL-A1T13Vk
DPDT LBjL-A1T63kLBjL-A1T23VkLBlmL-A1T63kLBlmL-A1T23Vk
24VAC/DC
SPDT LBjL-A1T54kLBjL-A1T14VkLBlmL-A1T54kLBlmL-A1T14Vk
DPDT LBjL-A1T64kLBjL-A1T24VkLBlmL-A1T64kLBlmL-A1T24Vk
1. ForStandardBezelpartnumbersspecify:
-Bezelshapeinplaceofj.1(round),2(square),3(rectangular)
-Lens/LEDcolorinplaceofk.A(amber),G(green),PW(white),R(red),S(blue),Y(yellow)
2. ForFlushBezelpartnumbersspecify:
-Bezelshapeinplaceofl.6(round),7(square),8(rectangular)
-Lens/LEDcolorinplaceofk.A(amber),G(green),PW(white),R(red),S(blue),Y(yellow)
-Bezelmaterialinplaceofm.M(metallic),Blank(black),G(blackwithguard)
3. Solder/TabterminalshavesilvercontactsandPCBoardTerminalshavegoldcontacts.
4. IlluminatedpushbuttonscontainanLEDunit.
5. Seepage483fordimensions.
6. Seepage496forreplacementLEDunits.
7. Illuminatedpushbuttonscanbeusedwithlegendmarkings.Engravingcanbedoneonamarkingplatewhichisplacedinthelens,oraclearlmcanbeprintedandplacedinthelens.
Seepage498fordetailsonthemarkingplateandlm.
Switches & Pilot Devices Signaling Lights Relays & Sockets Timers Contactors Terminal Blocks Circuit Breakers
471
800-262-IDEC (4332) • USA & Canada
ø16mm - LB Series
Switches & Pilot Devices
Illuminated Pushbuttons (Sub-Assembled)
Contact + Operator + LED Module + Lens = Complete Part
Operators
Style Style Momentary Maintained
Standard(Plastic)
Round LB1L-M0 LB1L-A0
Square LB2L-M0 LB2L-A0
Rectangular LB3L-M0 LB3L-A0
FlushMount(Plastic)
Round LB6L-M0 LB6L-A0
Square LB7L-M0 LB7L-A0
Rectangular LB8L-M0 LB8L-A0
FlushMount(Metallic)
Round LB6ML-M0 LB6ML-A0
Square LB7ML-M0 LB7ML-A0
Rectangular LB8ML-M0 LB8ML-A0
FlushMount(Built-inswitchguard)
Round LB6GL-M0 LB6GL-A0
Square LB7GL-M0 LB7GL-A0
Rectangular LB8GL-M0 LB8GL-A0
Lenses
Style Color Part Number
Round
Amber LB1A-L1A
Green LB1A-L1G
Red LB1A-L1R
Blue LB1A-L1S
White LB1A-L1W
Yellow LB1A-L1Y
Square
Amber LB2A-L1A
Green LB2A-L1G
Red LB2A-L1R
Blue LB2A-L1S
White LB2A-L1W
Yellow LB2A-L1Y
Rectangular
Amber LB3A-L1A
Green LB3A-L1G
Red LB3A-L1R
Blue LB3A-L1S
White LB3A-L1W
Yellow LB3A-L1Y
Contact Blocks
Terminal Style Material Contact Part
Number
Solder/Tab Silver
SPDT LB-T50
DPDT LB-T60
PCB Gold
SPDT LB-T10V
DPDT LB-T20V
LED Module
Style Color Voltage Part Number
Amber
5V LB9Z-LED5A
12V LB9Z-LED1A
24V LB9Z-LED2A
Green
5V LB9Z-LED5G
12V LB9Z-LED1G
24V LB9Z-LED2G
Red
5V LB9Z-LED5R
12V LB9Z-LED1R
24V LB9Z-LED2R
Blue
5V LB9Z-LED5S
12V LB9Z-LED1S
24V LB9Z-LED2S
White
5V LB9Z-LED5PW
12V LB9Z-LED1PW
24V LB9Z-LED2PW
Foryellowillumination,usewhiteLED’s.
Switches & Pilot DevicesSignaling LightsRelays & SocketsTimersContactorsTerminal BlocksCircuit Breakers
ø16mm - LB Series Switches & Pilot Devices
472  www.IDEC.com
Pilot Lights (Assembled)
Style Operating
Voltage
Standard Bezel Flush Bezel
Color Code k
Solder/Tab
Terminal
(silver contacts)
PC Board
Terminal
(gold contacts)
Solder/Tab
Terminal
(silver contacts)
PC Board
Terminal
(gold contacts)
StandardBezel(black)
FlushBezel(metallicorblack)
5VDC LBjP-1T01kLBjP-1T01VkLBlmP-1T01kLBlmP-1T01Vk
Specifythecolorcode
inplaceofkinthe
PartNumber.:
A:amber
G:green
PW:white
R:red
S:blue
Y:yellow
12VAC/DC LBjP-1T03kLBjP-1T03VkLBlmP-1T03kLBlmP-1T03Vk
24VAC/DC LBjP-1T04kLBjP-1T04VkLBlmP-1T04kLBlmP-1T04Vk
1. ForStandardBezelpartnumbersspecify:
-Bezelshapeinplaceofj.1(round),2(square),3(rectangular)
-Lens/LEDcolorinplaceofk.A(amber),G(green),PW(white),R(red),S(blue),Y(yellow)
2. ForFlushBezelpartnumbersspecify:
-Bezelshapeinplaceofl.6(round),7(square),8(rectangular)
-Lens/LEDcolorinplaceofk.A(amber),G(green),PW(white),R(red),S(blue),Y(yellow)
-Bezelmaterialinplaceofm.M(metallic),Blank(black)
3. PilotlightscontainanLEDunit.
4. Seepage484fordimensions.
5. Seepage496forreplacementLEDunit.
Switches & Pilot Devices Signaling Lights Relays & Sockets Timers Contactors Terminal Blocks Circuit Breakers
473
800-262-IDEC (4332) • USA & Canada
ø16mm - LB Series
Switches & Pilot Devices
Pilot Lights (Sub-Assembled)
Contact + Operator + LED Module + Lens = Complete Part
Operators
Style Mounting Style Style Part Number
Standard
(Plastic)
Round LB1P-0
Square LB2P-0
Rectangular LB3P-0
FlushMount
(Plastic)
Round LB6P-0
Square LB7P-0
Rectangular LB8P-0
FlushMount
(Metallic)
Round LB6MP-0
Square LB7MP-0
Rectangular LB8MP-0
Lenses
Style Color Part Number
Round
Amber LB1A-P1A
Green LB1A-P1G
Red LB1A-P1R
Blue LB1A-P1S
White LB1A-P1W
Yellow LB1A-P1Y
Square
Amber LB2A-P1A
Green LB2A-P1G
Red LB2A-P1R
Blue LB2A-P1S
White LB2A-P1W
Yellow LB2A-P1Y
Rectangular Amber LB3A-P1A
Green LB3A-P1G
Red LB3A-P1R
Blue LB3A-P1S
White LB3A-P1W
Yellow LB3A-P1Y
Contact Blocks
Terminal Style Part Number
SolderTab LB-T00
PCB LB-T00V
LED Module
Style Color Voltage Part Number
Amber
5V LB9Z-LED5A
12V LB9Z-LED1A
24V LB9Z-LED2A
Green
5V LB9Z-LED5G
12V LB9Z-LED1G
24V LB9Z-LED2G
Red
5V LB9Z-LED5R
12V LB9Z-LED1R
24V LB9Z-LED2R
Blue
5V LB9Z-LED5S
12V LB9Z-LED1S
24V LB9Z-LED2S
White
5V LB9Z-LED5PW
12V LB9Z-LED1PW
24V LB9Z-LED2PW
Foryellowillumination,usewhiteLED’s.
Switches & Pilot DevicesSignaling LightsRelays & SocketsTimersContactorsTerminal BlocksCircuit Breakers
ø16mm - LB Series Switches & Pilot Devices
474  www.IDEC.com
Non-Illuminated Pushbuttons (Assembled)
Style Operation Contact
Material Contact
Standard Bezel Flush Bezel
Color Code k
Solder/Tab
Terminal
(silver contacts)
PC Board
Terminal
(gold contacts)
Solder/Tab
Terminal
(silver contacts)
PC Board
Terminal
(gold contacts)
StandardBezel(black)
FlushBezel(metallicorblack)
BlackBezelwithGuard
Momentary Gold
SPDT LBjB-M1T5kLBjB-M1T1VkLBlmB-M1T5kLBlmB-M1T1Vk
Specifythecolor
codeinplaceofk
inthePartNumber:
B:black
G:green
R:red
S:blue
W:white
Y:yellow
DPDT LBjB-M1T6kLBjB-M1T2VkLBlmB-M1T6kLBlmB-M1T2Vk
3PDT LBjB-M1T7kLBjB-M1T3VkLBlmB-M1T7kLBlmB-M1T3Vk
Maintained Gold
SPDT LBjB-A1T5kLBjB-A1T1VkLBlmB-A1T5kLBlmB-A1T1Vk
DPDT LBjB-A1T6kLBjB-A1T2VkLBlmB-A1T6kLBlmB-A1T2Vk
3PDT LBjB-A1T7kLBjB-A1T3VkLBlmB-A1T7kLBlmB-A1T3Vk
1. ForStandardBezelpartnumbersspecify:
-Bezelshapeinplaceofj.1(round),2(square),3(rectangular)
-Lens/LEDcolorinplaceofk.B(black),G(green),R(red),S(blue),W(white),Y(yellow)
2. ForFlushBezelpartnumbersspecify:
-Bezelshapeinplaceofl.6(round),7(square),8(rectangular)
-Lens/LEDcolorinplaceofk.B(black),G(green),R(red),S(blue),W(white),Y(yellow)
-Bezelmaterialinplaceofm.M(metallic),Blank(black)
3. Seepage487fordimensions.
4. Lenscanbeusedwithlegendmarkings.Engravingcanbedoneonamarkingplatewhichisplacedintothelens,oraclearlmcanbeprintedandplacedunderthelens.Fordetailson
themarkingplateandlm,seepage498.
Switches & Pilot Devices Signaling Lights Relays & Sockets Timers Contactors Terminal Blocks Circuit Breakers
475
800-262-IDEC (4332) • USA & Canada
ø16mm - LB Series
Switches & Pilot Devices
Non-Illuminated Pushbuttons (Sub-Assembled)
Contact + Operator + Button = Complete Part
Operators
Style Style Momentary Maintained
Standard
(Plastic)
Round LB1L-M0 LB1L-A0
Square LB2L-M0 LB2L-A0
Rectangular LB3L-M0 LB3L-A0
FlushMount(Plastic)
Round LB6L-M0 LB6L-A0
Square LB7L-M0 LB7L-A0
Rectangular LB8L-M0 LB8L-A0
FlushMount(Metallic)
Round LB6ML-M0 LB6ML-A0
Square LB7ML-M0 LB7ML-A0
Rectangular LB8ML-M0 LB8ML-A0
FlushMount
(Built-inswitchguard)
Round LB6GL-M0 LB6GL-A0
Square LB7GL-M0 LB7GL-A0
Rectangular LB8GL-M0 LB8GL-A0
Contact Blocks
Terminal Style Material Contact Part Number
Solder/Tab Silver
SPDT LB-T5
DPDT LB-T6
3PDT LB-T7
PCB Gold
SPDT LB-T1V
DPDT LB-T2V
3PDT LB-T3V
Buttons
Style Color Part Number
Round
Black LB1A-B1B
Green LB1A-B1G
Red LB1A-B1R
Blue LB1A-B1S
White LB1A-B1W
Yellow LB1A-B1Y
Square
Black LB2A-B1B
Green LB2A-B1G
Red LB2A-B1R
Blue LB2A-B1S
White LB2A-B1W
Yellow LB2A-B1Y
Rectangular
Black LB3A-B1B
Green LB3A-B1G
Red LB3A-B1R
Blue LB3A-B1S
White LB3A-B1W
Yellow LB3A-B1Y
Switches & Pilot DevicesSignaling LightsRelays & SocketsTimersContactorsTerminal BlocksCircuit Breakers
ø16mm - LB Series Switches & Pilot Devices
476  www.IDEC.com
Selector Switches (Assembled)
Style Operator Position Contact
Standard Bezel Flush Bezel
Solder/Tab
Terminal
(silver contacts)
PC Board
Terminal
(gold contacts)
Solder/Tab
Terminal
(silver contacts)
PC Board
Terminal
(gold contacts)
StandardBezel(black)
FlushBezel(metallicorblack)
90°
2-position
Maintained
LR
SPDT LBjS-2T5 LBjS-2T1V LBlmS-2T5 LBlmS-2T1V
DPDT LBjS-2T6 LBjS-2T2V LBlmS-2T6 LBlmS-2T2V
3PDT LBjS-2T7 LBjS-2T3V LBlmS-2T7 LBlmS-2T3V
Springreturnfromright
LR
SPDT LBjS-21T5 LBjS-21T1V LBlmS-21T5 LBlmS-21T1V
DPDT LBjS-21T6 LBjS-21T2V LBlmS-21T6 LBlmS-21T2V
3PDT LBjS-21T7 LBjS-21T3V LBlmS-21T7 LBlmS-21T3V
45°
3-position
Maintained
LCR
DPDT LBjS-3T6 LBjS-3T2V LBlmS-3T6 LBlmS-3T2V
3PDT LBjS-3T7 LBjS-3T3V LBlmS-3T7 LBlmS-3T3V
Springreturnfromright
LCR
DPDT LBjS-31T6 LBjS-31T2V LBlmS-31T6 LBlmS-31T2V
3PDT LBjS-31T7 LBjS-31T3V LBlmS-31T7 LBlmS-31T3V
Springreturnfromleft
LCR
DPDT LBjS-32T6 LBjS-32T2V LBlmS-32T6 LBlmS-32T2V
3PDT LBjS-32T7 LBjS-32T3V LBlmS-32T7 LBlmS-32T3V
Springreturntwo-way
LCR
DPDT LBjS-33T6 LBjS-33T2V LBlmS-33T6 LBlmS-33T2V
3PDT LBjS-33T7 LBjS-33T3V LBlmS-33T7 LBlmS-33T3V
1. ForStandardBezelpartnumbersspecifybezelshapeinplaceofj.1(round),2(square),3(rectangular)
2. ForFlushBezelpartnumbersspecify:
-Bezelshapeinplaceofl.6(round),7(square),8(rectangular)
-Bezelmaterialinplaceofm.M(metallic),Blank(black)
3. ForContactOperation,seepage481.
4. Fordimensions,seepage488.
Switches & Pilot Devices Signaling Lights Relays & Sockets Timers Contactors Terminal Blocks Circuit Breakers
477
800-262-IDEC (4332) • USA & Canada
ø16mm - LB Series
Switches & Pilot Devices
Selector Switches (Sub-Assembled)
Contact + Operator = Complete Part
Operators
Style Shape Position Function Part Number
Standard(Plastic)
Round
2Maintained LB1S-2Y
Springfromright LB1S-21Y
3
Maintained LB1S-3Y
Springfromright LB1S-31Y
Springfromleft LB1S-32Y
Springfromboth LB1S-33Y
Square
2Maintained LB2S-2Y
Springfromright LB2S-21Y
3
Maintained LB2S-3Y
Springfromright LB2S-31Y
Springfromleft LB2S-32Y
Springfromboth LB2S-33Y
Rectangular
2Maintained LB3S-2Y
Springfromright LB3S-21Y
3
Maintained LB3S-3Y
Springfromright LB3S-31Y
Springfromleft LB3S-32Y
Springfromboth LB3S-33Y
FlushMount(Plastic)
Round
2Maintained LB6S-2Y
Springfromright LB6S-21Y
3
Maintained LB6S-3Y
Springfromright LB6S-31Y
Springfromleft LB6S-32Y
Springfromboth LB6S-33Y
Square
2Maintained LB7S-2Y
Springfromright LB7S-21Y
3
Maintained LB7S-3Y
Springfromright LB7S-31Y
Springfromleft LB7S-32Y
Springfromboth LB7S-33Y
Rectangular
2Maintained LB8S-2Y
Springfromright LB8S-21Y
3
Maintained LB8S-3Y
Springfromright LB8S-31Y
Springfromleft LB8S-32Y
Springfromboth LB8S-33Y
Style Shape Position Function Part Number
FlushMount
(Metallic)
Round
2Maintained LB6MS-2Y
Springfromright LB6MS-21Y
3
Maintained LB6MS-3Y
Springfromright LB6MS-31Y
Springfromleft LB6MS-32Y
Springfromboth LB6MS-33Y
Square
2Maintained LB7MS-2Y
Springfromright LB7MS-21Y
3
Maintained LB7MS-3Y
Springfromright LB7MS-31Y
Springfromleft LB7MS-32Y
Springfromboth LB7MS-33Y
Rectangular
2Maintained LB8MS-2Y
Springfromright LB8MS-21Y
3
Maintained LB8MS-3Y
Springfromright LB8MS-31Y
Springfromleft LB8MS-32Y
Springfromboth LB8MS-33Y
Contacts
Terminal Style Material Contact Part Number
Solder/Tab Silver
SPDT LB-T5
DPDT LB-T6
3PDT LB-T7
PCB Gold
SPDT LB-T1V
DPDT LB-T2V
3PDT LB-T3V
Note:SPDTcontactsapplicablefor2-positionswitchesonly.
Switches & Pilot DevicesSignaling LightsRelays & SocketsTimersContactorsTerminal BlocksCircuit Breakers
ø16mm - LB Series Switches & Pilot Devices
478  www.IDEC.com
Key Selector Switches (Assembled)
Style Operator
Position
Key retained
at Contact
Standard Bezel Flush Bezel
Solder/Tab Terminal
(silver contacts)
PC Board Terminal
(gold contacts)
Solder/Tab Terminal
(silver contacts)
PC Board Terminal
(gold contacts)
StandardBezel(black)
FlushBezel(metallicorblack)
90°2-position
Maintained
AL R
SPDT LBjK-2T5A LBjK-2T1VA LBlmK-2T5A LBlmK-2T1VA
DPDT LBjK-2T6A LBjK-2T2VA LBlmK-2T6A LBlmK-2T2VA
3PDT LBjK-2T7A LBjK-2T3VA LBlmK-2T7A LBlmK-2T3VA
BLR
SPDT LBjK-2T5B LBjK-2T1VB LBlmK-2T5B LBlmK-2T1VB
DPDT LBjK-2T6B LBjK-2T2VB LBlmK-2T6B LBlmK-2T2VB
3PDT LBjK-2T7B LBjK-2T3VB LBlmK-2T7B LBlmK-2T3VB
CRL
SPDT LBjK-2T5C LBjK-2T1VC LBlmK-2T5C LBlmK-2T1VC
DPDT LBjK-2T6C LBjK-2T2VC LBlmK-2T6C LBlmK-2T2VC
3PDT LBjK-2T7C LBjK-2T3VC LBlmK-2T7C LBlmK-2T3VC
Springreturn
fromright
BLR
SPDT LBjK-21T5B LBjK-21T1VB LBlmK-21T5B LBlmK-21T1VB
DPDT LBjK-21T6B LBjK-21T2VB LBlmK-21T6B LBlmK-21T2VB
3PDT LBjK-21T7B LBjK-21T3VB LBlmK-21T7B LBlmK-21T3VB
45°3-position
Maintained
ALCRDPDT LBjK-3T6A LBjK-3T2VA LBlmK-3T6A LBlmK-3T2VA
3PDT LBjK-3T7A LBjK-3T3VA LBlmK-3T7A LBlmK-3T3VA
BLCRDPDT LBjK-3T6B LBjK-3T2VB LBlmK-3T6B LBlmK-3T2VB
3PDT LBjK-3T7B LBjK-3T3VB LBlmK-3T7B LBlmK-3T3VB
CCR
LDPDT LBjK-3T6C LBjK-3T2VC LBlmK-3T6C LBlmK-3T2VC
3PDT LBjK-3T7C LBjK-3T3VC LBlmK-3T7C LBlmK-3T3VC
DCR
LDPDT LBjK-3T6D LBjK-3T2VD LBlmK-3T6D LBlmK-3T2VD
3PDT LBjK-3T7D LBjK-3T3VD LBlmK-3T7D LBlmK-3T3VD
ELCRDPDT LBjK-3T6E LBjK-3T2VE LBlmK-3T6E LBlmK-3T2VE
3PDT LBjK-3T7E LBjK-3T3VE LBlmK-3T7E LBlmK-3T3VE
GR
LCDPDT LBjK-3T6G LBjK-3T2VG LBlmK-3T6G LBlmK-3T2VG
3PDT LBjK-3T7G LBjK-3T3VG LBlmK-3T7G LBlmK-3T3VG
HR
C
L
DPDT LBjK-3T6H LBjK-3T2VH LBlmK-3T6H LBlmK-3T2VH
3PDT LBjK-3T7H LBjK-3T3VH LBlmK-3T7H LBlmK-3T3VH
AssembledKeySelectorSwitchescon’tonnextpage.
Switches & Pilot Devices Signaling Lights Relays & Sockets Timers Contactors Terminal Blocks Circuit Breakers
479
800-262-IDEC (4332) • USA & Canada
ø16mm - LB Series
Switches & Pilot Devices
Key Selector Switches con’t
Style Operator
Position
Key retained
at Contact
Standard Bezel Flush Bezel
Solder/Tab Terminal
(silver contacts)
PC Board Terminal
(gold contacts)
Solder/Tab Terminal
(silver contacts)
PC Board Terminal
(gold contacts)
StandardBezel(black)
FlushBezel(metallicorblack)
45°3-position
Springreturnfromright
BR
C
L
DPDT LBjK-31T6B LBjK-31T2VB LBlmK-31T6B LBlmK-31T2VB
3PDT LBjK-31T7B LBjK-31T3VB LBlmK-31T7B LBlmK-31T3VB
DR
C
L
DPDT LBjK-31T6D LBjK-31T2VD LBlmK-31T6D LBlmK-31T2VD
3PDT LBjK-31T7D LBjK-31T3VD LBlmK-31T7D LBlmK-31T3VD
GR
C
L
DPDT LBjK-31T6G LBjK-31T2VG LBlmK-31T6G LBlmK-31T2VG
3PDT LBjK-31T7G LBjK-31T3VG LBlmK-31T7G LBlmK-31T3VG
Springreturnfromleft
CR
C
L
DPDT LBjK-32T6C LBjK-32T2VC LBlmK-32T6C LBlmK-32T2VC
3PDT LBjK-32T7C LBjK-32T3VC LBlmK-32T7C LBlmK-32T3VC
DR
C
L
DPDT LBjK-32T6D LBjK-32T2VD LBlmK-32T6D LBlmK-32T2VD
3PDT LBjK-32T7D LBjK-32T3VD LBlmK-32T7D LBlmK-32T3VD
HR
C
L
DPDT LBjK-32T6H LBjK-32T2VH LBlmK-32T6H LBlmK-32T2VH
3PDT LBjK-32T7H LBjK-32T3VH LBlmK-32T7H LBlmK-32T3VH
Springreturn
two-way
DR
C
L
DPDT LBjK-33T6D LBjK-33T2VD LBlmK-33T6D LBlmK-33T2VD
3PDT LBjK-33T7D LBjK-33T3VD LBlmK-33T7D LBlmK-33T3VD
1. Keyisretainedatandremovableatpositions.
2. Twokeysaresupplied.
3. ForStandardBezelpartnumbersspecifybezelshapeinplaceofj.1(round),2(square),3(rectangular)
4. ForFlushBezelpartnumbersspecify:
-Bezelshapeinplaceofl.6(round),7(square),8(rectangular)
-Bezelmaterialinplaceofm.M(metallic),Blank(black)
5. ForContactOperation,seepage481.
6. Fordimensions,seepage490.
7. Foradditionalsecurity,wavekeysalsoavailable.
Addtheletter“S”beforethe“T”inthepartno.Example:LB1K-31ST1A
Besidesthestandardwavekey(keynumber0H),sixotherkeysareavailable.
Toorderotherkeys,specifythekeynumberasshownbelow:
Example:LB1K-31ST2B-1H(Keynumberisindicatedonthekeycylinder.Standardkeysdonothaveakeynumberindication.)
(blank):Standardwavekey(0H)
1Hto2H:Reversiblewavekey
3Hto6H:Non-reversiblewavekey
8. Iforderingstandardwavekey(0H),subcomponentsareavailable,seenextpage.
9. Iforderingotherthanstandardwavekey(forexample,keynumber6H),onlycompletedswitchesareavailable.
Switches & Pilot DevicesSignaling LightsRelays & SocketsTimersContactorsTerminal BlocksCircuit Breakers
ø16mm - LB Series Switches & Pilot Devices
480  www.IDEC.com
Key Selector Switches (Sub-Assembled)
Contact + Operator = Complete Part
Operators
Style Shape Position Function Part Number
Standard(plastic)
Round
2Maintained LB1K-2n
Springfromright LB1K-21B
3
Maintained LB1K-3n
Springfromright LB1K-31n
Springfromleft LB1K-32n
Springfromboth LB1K-33D
Square
2Maintained LB2K-2n
Springfromright LB2K-21B
3
Maintained LB2K-3n
Springfromright LB2K-31n
Springfromleft LB2K-32n
Springfromboth LB2K-33D
Rectangular
2Maintained LB3K-2n
Springfromright LB3K-21B
3
Maintained LB3K-3n
Springfromright LB3K-31n
Springfromleft LB3K-32n
Springfromboth LB3K-33D
FlushMount(plastic)
Round
2Maintained LB6K-2n
Springfromright LB6K-21B
3
Maintained LB6K-3n
Springfromright LB6K-31n
Springfromleft LB6K-32n
Springfromboth LB6K-33D
Square
2Maintained LB7K-2n
Springfromright LB7K-21B
3
Maintained LB7K-3n
Springfromright LB7K-31n
Springfromleft LB7K-32n
Springfromboth LB7K-33D
Rectangular
2Maintained LB8K-2n
Springfromright LB8K-21B
3
Maintained LB8K-3n
Springfromright LB8K-31n
Springfromleft LB8K-32n
Springfromboth LB8K-33D
Style Shape Position Function Part Number
FlushMount
(metallic)
Round
2Maintained LB6MK-2n
Springfromright LB6MK-21B
3
Maintained LB6MK-3n
Springfromright LB6MK-31n
Springfromleft LB6MK-32n
Springfromboth LB6MK-33D
Square
2Maintained LB7MK-2n
Springfromright LB7MK-21B
3
Maintained LB7MK-3n
Springfromright LB7MK-31n
Springfromleft LB7MK-32n
Springfromboth LB7MK-33D
Rectangular
2Maintained LB8MK-2n
Springfromright LB8MK-21B
3
Maintained LB8MK-3n
Springfromright LB8MK-31n
Springfromleft LB8MK-32n
Springfromboth LB8MK-33D
1. Inplaceofnspecifyretentionoptioncodefromtablebelow.
2. Forstandardwavekeyoperators,add“S”topartnumberbeforethekeyretention
codefromtablebelow.(Forexample,LB6K-2BwithwavekeywouldbeLB6K-2SB.)
Contacts
Terminal Style Material Contact Part Number
Solder/Tab Silver
SPDT LB-T5
DPDT LB-T6
3PDT LB-T7
PCB Gold
SPDT LB-T1V
DPDT LB-T2V
3PDT LB-T3V
n Retention Option Code
Code Description
AKeynotretainedinanyposition(Removableinallpositions)
B Keyretainedinrightpositiononly
C Keyretainedinleftpositiononly
DKeyretainedinleftandright(3positiononly)
Code Description
E Keyretainedincenteronly(3positiononly)
GKeyretainedinrightandcenter(3positiononly)
H Keyretainedinleftandcenter(3positiononly)
Switches & Pilot Devices Signaling Lights Relays & Sockets Timers Contactors Terminal Blocks Circuit Breakers
481
800-262-IDEC (4332) • USA & Canada
ø16mm - LB Series
Switches & Pilot Devices
Contact Operation
Operator Position & Contact Operation (Top View)
Position Contact Left Center Right
90°
2-position
LR
Maintained
LR
Springreturnfromright
SPDT
NO1
C1
NC1 NO1
C1
NC1

DPDT
Left
NO1
C1
NC1
Right
NO2
C2
NC2
Left
NO1
C1
NC1
Right
NO2
C2
NC2
3PDT
Left
NO1
C1
NC1
Center
NO2
C2
NC2
Right
NO3
C3
NC3
Left
NO1
C1
NC1
Center
NO2
C2
NC2
Right
NO3
C3
NC3
45°
3-position
LCR
Maintained
LCR
Springreturn
fromright
LCR
Springreturn
fromleft
LCR
Springreturn
two-way
DPDT
Left
NO1
C1
NC1
Right
NO2
C2
NC2
Left
NO1
C1
NC1
Right
NO2
C2
NC2
Left
NO1
C1
NC1
Right
NO2
C2
NC2
3PDT
Left
NO1
C1
NC1
Center
NO2
C2
NC2
Right
NO3
C3
NC3
Left
NO1
C1
NC1
Center
NO2
C2
NC2
Right
NO3
C3
NC3
Left
NO1
C1
NC1
Center
NO2
C2
NC2
Right
NO3
C3
NC3
Mounting Hole Layout
Standard Bezels Flush Bezels
Round Square Rectangular
18
∗1
18
∗2
ø16.
2
+0.2
0
18.2 +0.2
0
24.2+0.2
0
18.2+0.2
0
ø18.2
+0.2
0
28
22
22
22
22
∗1
∗1
22
∗2
∗2
∗2
*1 Rectangular:24mm
3PDT:23.2mm
*2 3PDT:21mm
*1 3PDT:23.2mm
*2 SwitcheswithGuard:45mm
WhenusingtheLBserieswitharubberbootorterminalcover,makesuretonotethedimensionsonpages492and493.
Switches & Pilot DevicesSignaling LightsRelays & SocketsTimersContactorsTerminal BlocksCircuit Breakers
ø16mm - LB Series Switches & Pilot Devices
482  www.IDEC.com
PC Board Drilling Layout (mm)
Notes for Designing PC Board and Circuit
1.Use1.6-mm-thickglassepoxyPCboardwithdrilledholes.
2.DesignacircuitsothattheLBseriescanoperatewithintheratedvoltageandcurrentrange.Makesurethatinrushcurrentandvoltagedonotexceedtherating.
3.Minimumapplicableloadis5VAC/DC,1mAongoldcontacts.
4.Sincethe*2.8-mm-wideterminaltouchesthePCboardasshownbelow,shortcircuitmayoccurwithpatternlines.Designacircuitthatpreventsshortcircuits.
SPDT/DPDT Contacts
2.4 2.4
∗2.8
∗2.8
∗2.8 ∗2.8
4.0
(0.8) (0.8)
∗2.8
∗2.8
Soldered
Side
Mounting
Side
1.6
(PC Board)
(0.8) (0.8)
(0.8)
(0.8)
(0.8)
(0.8)
SW Te rminal
SW Te rminal
SW Te rminal
(0.5)
(0.5)
9-ø1.2
2.4 2.4
6.0
Mounting
Side
Soldered
Side
Soldered
Side Mounting
Side
∗2.8 ∗2.8
(PC Board)
SW Te rminal
DPDT
SW Te rminal
SPDT
Lamp Te rminal
1.6
COM Te rminal
(0.5)
(0.5)
(0.5)
(0.5)
Lamp Te rminal (−)
Lamp Te rminal (+)
NO Te rminal
NC Te rminal
COM Te rminal
NO Te rminal
NC Te rminal
3.85
6.95
(PC Board)
1.6
9-ø1.2+0.1
0
+0.1
0
5 5
8 8
5 5
3PDT Contacts
2.4 2.4
∗2.8
∗2.8
∗2.8 ∗2.8
4.0
(0.8) (0.8)
∗2.8
∗2.8
Soldered
Side
Mounting
Side
1.6
(PC Board)
(0.8) (0.8)
(0.8)
(0.8)
(0.8)
(0.8)
SW Te rminal
SW Te rminal
SW Te rminal
(0.5)
(0.5)
9-ø1.2
2.4 2.4
6.0
Mounting
Side
Soldered
Side
Soldered
Side Mounting
Side
∗2.8 ∗2.8
(PC Board)
SW Te rminal
DPDT
SW Te rminal
SPDT
Lamp Te rminal
1.6
COM Te rminal
(0.5)
(0.5)
(0.5)
(0.5)
Lamp Te rminal (−)
Lamp Te rminal (+)
NO Te rminal
NC Te rminal
COM Te rminal
NO Te rminal
NC Te rminal
3.85 6.95
(PC Board)
1.6
9-ø1.2+0.1
0
+0.1
0
5 5
8 8
5 5
PC Board Drilling Layout (Bottom View)
SPDT/DPDT Contacts 3PDT Contacts
8-ø1.2 (Note 2)
ø6 drilled hole
for operating
the locking lever
(Note 3)
6.95
1
( Note 1)
55
3.85
9.3
0.5
9-ø1.2 (Note 2)
ø6 drilled hole
for operating
the locking lever
(Note 3)
1
(Note 1)
1.95 (Note 1)
5 5
1.45
8
8
10
1. Whendesigning,notethealignmentofthecenterlinesofthecontactblocksandoperators.
2. Thediameteroftheterminalholeisø1.2.
3. Holediametermayvarytomeetinstallationrequirements.Determinethelocationandthesizeoftheholesothatthelocking
levercanbeoperated.
Switches & Pilot Devices Signaling Lights Relays & Sockets Timers Contactors Terminal Blocks Circuit Breakers
483
800-262-IDEC (4332) • USA & Canada
ø16mm - LB Series
Switches & Pilot Devices
Dimensions (mm)
Illuminated Pushbutton
Standard Bezels
Panel Thickness:
0.5 to 3.2 mm
8.8
20.9
Locking Ring
9
5.7
0.6
Gasket
3 3
17.8
15.8
1 6.95 3.85
7
6 6
2.8W × 0.5t
24
18
18
ø18
5 5
2
5.5
0.8W × 0.5t
3.85
6.95
1
17.8
LOCK
Round
Square
Rectangular
PC Board Terminal Solder/Tab Terminal
∗
Mounting
Plate
1.2
12.6
2-R0.6
∗Solder/Tab Terminal
Flush Bezels
SPDT/DPDTContacts
27.9 2
17.8
15.8
2.8W × 0.5t
Mounting
Bracket
Mounting
Bracket
17.8
LOCK
ø22
22
28
22
3 3
1 6.95 3.85
7
6 6
5 5
2
5.5
3.85
6.95
1
33
17.8
15.8
2.8W × 0.5t
0.8W × 0.5t
17.8
LOCK
22
28
27.9
2
22.5 22.5
5.2
ø22
11
11 11
30.4
24.2
22.5
16.95 3.85
5.5
2
55
66
7
3.85
6.95
1
0.8W × 0.5t
Round
Square
Rectangular
Round
Square
Rectangular
∗
∗
1.2
12.6
2-R0.6
1.2
1 2.6
2-R0.6
Panel Thickness:
0.5 to 3.2 mm
Panel Thickness:
0.5 to 3.2 mm
PC Board Terminal
PC Board Terminal
Solder/Tab Terminal
Solder/Tab Terminal
∗ Solder/Tab Terminal
∗ Solder/Tab Terminal
Gasket
Locking Ring
Gasket
Locking Ring
Switch with Guard
27.9 2
17.8
15.8
2.8W × 0.5t
Mounting
Bracket
Mounting
Bracket
17.8
LOCK
ø22
22
28
22
3 3
1 6.95 3.85
7
6 6
5 5
2
5.5
3.85
6.95
1
33
17.8
15.8
2.8W × 0.5t
0.8W × 0.5t
17.8
LOCK
22
28
27.9
2
22.5 22.5
5.2
ø22
11
11 11
30.4
24.2
22.5
16.95 3.85
5.5
2
55
66
7
3.85
6.95
1
0.8W × 0.5t
Round
Square
Rectangular
Round
Square
Rectangular
∗
∗
1.2
12.6
2-R0.6
1.2
1 2.6
2-R0.6
Panel Thickness:
0.5 to 3.2 mm
Panel Thickness:
0.5 to 3.2 mm
PC Board Terminal
PC Board Terminal
Solder/Tab Terminal
Solder/Tab Terminal
∗ Solder/Tab Terminal
∗ Solder/Tab Terminal
Gasket
Locking Ring
Gasket
Locking Ring
Switches & Pilot DevicesSignaling LightsRelays & SocketsTimersContactorsTerminal BlocksCircuit Breakers
ø16mm - LB Series Switches & Pilot Devices
484  www.IDEC.com
Pilot Lights
Standard Bezels
33
3 3
17.8
15.8
8.8
20.97
2.8W × 0.5t
9
5.7
0.6
24
18
18
ø18
2
5.5
0.8W × 0.5t
17.8
LOCK
Round
Square
Rectangular
Gasket
Locking Ring
0.5 to 3.2 mm
Mounting
Plate
∗
PC Board Terminal Solder/Tab Terminal
1.2
12.6
2-R0.6
∗Solder/Tab Terminal
Flush Bezels
27.9 2
17.8
15.8
2.8W × 0.5t
17.8
LOCK
ø22
22
28
22
16.95 3.85
7
6 6
0.8W × 0.5t
33
2
5.5
Round
Square
Rectangular
∗
1.2
1 2.6
2-R0.6
Locking Ring
Panel Thickness:
0.5 to 3.2 mm
Gasket
Mounting
Bracket
PC Board Terminal Solder/Tab Terminal ∗ Solder/Tab Terminal
Terminal Arrangement (Bottom View)
Illuminated Pushbuttons Pilot Lights
(SPDT contacts on the right only)
X1
X2
11
14
12
24
22
21
Lamp
Te rminal (+)
Lamp
Te rminal (−)
X2
X1
Lamp
Te rminal (+)
Lamp
Te rminal (−)
TOPTOP
Switches & Pilot Devices Signaling Lights Relays & Sockets Timers Contactors Terminal Blocks Circuit Breakers
485
800-262-IDEC (4332) • USA & Canada
ø16mm - LB Series
Switches & Pilot Devices
Non-Illuminated Pushbuttons
Standard Bezels
SPDT/DPDTContacts
LOCK
17.8
16.95 3.85
5.5
2
55
ø18
18
24
18
0.6
5.7
9
66
7 20.9
8.8
3.856.95
1
15.8
17.8
11.1
11.9
88
1.95
20.8
18.8
23
1.95
8 8
LOCK
1
5.5
2
55
ø18
18
24
18
0.6
5.7
9
66
720.9
8.8
1
1.2
12.6
2-R0.6
1.2
1 2.6
2-R0.6
2.8W × 0.5t
0.8W × 0.5t
2.8W × 0.5t
0.8W × 0.5t
Round
Square
Rectangular
Round
Square
Rectangular
Locking Ring
Locking Ring
∗
∗
Panel Thickness:
0.5 to 3.2 mm
Panel Thickness:
0.5 to 3.2 mm
Gasket
Gasket
Mounting
Plate
Mounting
Plate
PC Board Terminal Solder/Tab Terminal
PC Board Terminal Solder/Tab Terminal
∗ Solder/Tab Terminal
∗ Solder/Tab Terminal
3PDTContacts
LOCK
17.8
16.95 3.85
5.5
2
55
ø18
18
24
18
0.6
5.7
9
66
7 20.9
8.8
3.856.95
1
15.8
17.8
11.1
11.9
88
1.95
20.8
18.8
23
1.95
8 8
LOCK
1
5.5
2
55
ø18
18
24
18
0.6
5.7
9
66
720.9
8.8
1
1.2
12.6
2-R0.6
1.2
1 2.6
2-R0.6
2.8W × 0.5t
0.8W × 0.5t
2.8W × 0.5t
0.8W × 0.5t
Round
Square
Rectangular
Round
Square
Rectangular
Locking Ring
Locking Ring
∗
∗
Panel Thickness:
0.5 to 3.2 mm
Panel Thickness:
0.5 to 3.2 mm
Gasket
Gasket
Mounting
Plate
Mounting
Plate
PC Board Terminal Solder/Tab Terminal
PC Board Terminal Solder/Tab Terminal
∗ Solder/Tab Terminal
∗ Solder/Tab Terminal
Switches & Pilot DevicesSignaling LightsRelays & SocketsTimersContactorsTerminal BlocksCircuit Breakers
ø16mm - LB Series Switches & Pilot Devices
486  www.IDEC.com
Non-Illuminated Pushbuttons
Flush Bezels
SPDT/DPDTContacts
227.9 28
22
22
ø22
LOCK
17.8
1 6.95 3.85
5.5
2
55
66
7
3.856.951
15.8
17.8
1.2
1 2.6
2-R0.6
2.8W × 0.5t
0.8W × 0.5t
Locking Ring
*
∗
Panel Thickness:
0.5 to 3.2 mm
Gasket
Mounting
Bracket
PC Board Terminal Solder/Tab Terminal
∗ Solder/Tab Terminal
Round
Square
Rectangular
3PDTContacts
1
7
6 6
5 5
2
5.5
1
88
1.95
23
18.8
20.8
1.95
8 8
11.9
11.1
2
27.9
28
22
ø22
22
LOCK
1.2
1 2.6
2-R0.6
2.8W × 0.5t
0.8W × 0.5t
Locking Ring
∗
Panel Thickness:
0.5 to 3.2 mm
Gasket
Mounting
Bracket
PC Board Terminal Solder/Tab Terminal
∗ Solder/Tab Terminal
Round
Square
Rectangular
Switches & Pilot Devices Signaling Lights Relays & Sockets Timers Contactors Terminal Blocks Circuit Breakers
487
800-262-IDEC (4332) • USA & Canada
ø16mm - LB Series
Switches & Pilot Devices
Non-Illuminated Pushbuttons
Switch with Guard
SPDT/DPDTContacts
22.5
24.2
30.4
11
11 11
ø22
5.2
22.5
22.5
2
27.9 28
22
LOCK
17.8
1 6.95 3.85
5.5
2
5
5
66
7
3.85
6.95
1
15.8
17.8
1.2
12.6
2-R0.6
2.8W × 0.5t
0.8W × 0.5t
Locking Ring
∗
Panel Thickness:
0.5 to 3.2 mm
Gasket
Mounting
Bracket
PC Board Terminal Solder/Tab Terminal
∗ Solder/Tab Terminal
Round
Square
Rectangular
3PDTContacts
11.1
11.9
88
1.95
20.8
18.8
23
1.95
8 8
LOCK
1
5.5
2
55
66
7
1
22.5
24.2
30.4
11
11 11
ø
22
5.2
22.5
22.5
2
27.9
28
22
1.2
12.6
2-R0.6
2.8W × 0.5t
0.8W × 0.5t
Locking Ring
∗
Panel Thickness:
0.5 to 3.2 mm
Gasket
Mounting
Bracket
PC Board Terminal Solder/Tab Terminal
∗ Solder/Tab Terminal
Round
Square
Rectangular
Terminal Arrangement (Bottom View)
SPDT/DPDT Contacts 3PDT Contacts
11
14
12
24
22
21
11
14
12
24
22
2131
32
34
(SPDT contacts on the right only)
TOP
TOP
11
14
12
24
22
21
11
14
12
24
22
2131
32
34
(SPDT contacts on the right only)
TOP
TOP
Switches & Pilot DevicesSignaling LightsRelays & SocketsTimersContactorsTerminal BlocksCircuit Breakers
ø16mm - LB Series Switches & Pilot Devices
488  www.IDEC.com
Selector Switches
Standard Bezels
SPDT/DPDTContacts
18
0.6
88
1.95
1.95
8 8
ø18
ø18
ø1
8
Round Round
Square Square
18
24
RectangularRectangular
Round
Square
Rectangular
Round
18 18
Square
24
18
Rectangular
Locking Ring
Panel Thickness:
0.5 to 3.2 mm
Gasket
3.856.95
6.95 3.85
0.6
Locking Ring
Panel Thickness:
0.5 to 3.2 mm
Gasket
Mounting
Plate
Mounting
Plate
7
0.8W × 0.5t
∗
1
8.8
20.9
7
6 6
5 5
2
5.5
1
23
18.8
20.8
11.9
11.1
15.5
8.7
LOCK 2.8W × 0.5t
0.8W × 0.5t
∗
PC Board Terminal Knob Operator Solder/Tab Terminal
17.8
LOCK
5 5
2
5.5
1
1
8.8
20.97
6 6
15.5
8.7
15.8
17.8
2.8W × 0.5t
0.8W × 0.5t
∗
∗
PC Board Terminal Knob Operator Solder/Tab Terminal
Knob Operator Lever Operator
Knob Operator Lever Operator
Lever Operator Solder/Tab Terminal
Lever Operator Solder/Tab Terminal
1.2
1 2.6
2-R0.6
∗ Solder/Tab Terminal
1.2
1 2.6
2-R0.6
∗ Solder/Tab Terminal
10.9
18
24
2.8W × 0.5t
18.1
8.7
1
1.2
8.8
20.97
6 6
ø18
18
8.7
18.1
1
1.2
8.8
20.9
6 6
24
18
3PDTContacts
18
0.6
88
1.95
1.95
8 8
ø18
ø18
ø18
Round Round
Square Square
18
24
RectangularRectangular
Round
Square
Rectangular
Round
18 18
Square
24
18
Rectangular
Locking Ring
Panel Thickness:
0.5 to 3.2 mm
Gasket
3.856.95
6.95 3.85
0.6
Locking Ring
Panel Thickness:
0.5 to 3.2 mm
Gasket
Mounting
Plate
Mounting
Plate
7
0.8W × 0.5t
∗
1
8.8
20.9
7
6 6
5 5
2
5.5
1
23
18.8
20.8
11.9
11.1
15.5
8.7
LOCK 2.8W × 0.5t
0.8W × 0.5t
∗
PC Board Terminal Knob Operator Solder/Tab Terminal
17.8
LOCK
5 5
2
5.5
1
1
8.8
20.97
6 6
15.5
8.7
15.8
17.8
2.8W × 0.5t
0.8W × 0.5t
∗
∗
PC Board Terminal Knob Operator Solder/Tab Terminal
Knob Operator Lever Operator
Knob Operator Lever Operator
Lever Operator Solder/Tab Terminal
Lever Operator Solder/Tab Terminal
1.2
1 2.6
2-R0.6
∗ Solder/Tab Terminal
1.2
1 2.6
2-R0.6
∗ Solder/Tab Terminal
10.9
18
24
2.8W × 0.5t
18.1
8.7
1
1.2
8.8
20.97
6 6
ø18
18
8.7
18.1
1
1.2
8.8
20.9
6 6
24
18
Switches & Pilot Devices Signaling Lights Relays & Sockets Timers Contactors Terminal Blocks Circuit Breakers
489
800-262-IDEC (4332) • USA & Canada
ø16mm - LB Series
Switches & Pilot Devices
Selector Switch
Flush Bezels
SPDT/DPDTContacts
8.5
27.9
2
17.8
15.8
16.95 3.85
7
6 6
5 5
2
5.5
3.85
6.951
17.8
LOCK
ø22
22
22
28 28
22
22
28
22
27.9
11.1
11.9
88
1.95
20.8
18.8
23
1.95
8 8
LOCK
1
5.5
2
55
66
7
1
8.5
2
ø22
2.8W × 0.5t
2.8W × 0.5t
0.8W × 0.5t
2.8W × 0.5t
0.8W × 0.5t
Locking Ring
Locking Ring
∗
∗
∗
∗
Panel Thickness:
0.5 to 3.2 mm
Panel Thickness:
0.5 to 3.2 mm
Gasket
Gasket
PC Board Terminal Knob Operator Solder/Tab Terminal Knob Operator Lever Operator
Knob Operator Lever Operator
Lever Operator Solder/Tab Terminal
Lever Operator Solder/Tab Terminal
Knob Operator Solder/Tab Terminal
Mounting
Bracket
Round
Square
Rectangular
1.2
12.6
2-R0.6
∗ Solder/Tab Terminal
1.2
12.6
2-R0.6
∗ Solder/Tab Terminal
PC Board Terminal
Mounting
Bracket
Round
Square
Rectangular
11.127.9
2
1
7
6 6
ø22
22
Round
Square
Rectangular
28
ø22
22
Round
Square
Rectangular
22
11.127.9
66
7
1.2
1
2
3PDTContacts
8.5
27.9
2
17.8
15.8
16.95 3.85
7
6 6
5 5
2
5.5
3.85
6.951
17.8
LOCK
ø22
22
22
28 28
22
22
28
22
27.9
11.1
11.9
88
1.95
20.8
18.8
23
1.95
8 8
LOCK
1
5.5
2
55
66
7
1
8.5
2
ø22
2.8W × 0.5t
2.8W × 0.5t
0.8W × 0.5t
2.8W × 0.5t
0.8W × 0.5t
Locking Ring
Locking Ring
∗
∗
∗
∗
Panel Thickness:
0.5 to 3.2 mm
Panel Thickness:
0.5 to 3.2 mm
Gasket
Gasket
PC Board Terminal Knob Operator Solder/Tab Terminal Knob Operator Lever Operator
Knob Operator Lever Operator
Lever Operator Solder/Tab Terminal
Lever Operator Solder/Tab Terminal
Knob Operator Solder/Tab Terminal
Mounting
Bracket
Round
Square
Rectangular
1.2
12.6
2-R0.6
∗ Solder/Tab Terminal
1.2
12.6
2-R0.6
∗ Solder/Tab Terminal
PC Board Terminal
Mounting
Bracket
Round
Square
Rectangular
11.127.9
2
1
7
6 6
ø22
22
Round
Square
Rectangular
28
ø22
22
Round
Square
Rectangular
22
11.127.9
66
7
1.2
1
2
Terminal Arrangement (Bottom View)
SPDT/DPDT Contacts 3PDT Contacts
11
14
12
24
22
21
11
14
12
24
22
2131
32
34
(SPDT contacts on the
right only)
TOP
TOP
11
14
12
24
22
21
11
14
12
24
22
2131
32
34
(SPDT contacts on the right only)
TOP
TOP
Switches & Pilot DevicesSignaling LightsRelays & SocketsTimersContactorsTerminal BlocksCircuit Breakers
ø16mm - LB Series Switches & Pilot Devices
490  www.IDEC.com
Key Selector Switches
Standard Bezels
SPDT/DPDTContacts
Locking Ring
Locking Ring
Panel Thickness:
0.5 to 3.2 mm
Panel Thickness:
0.5 to 3.2 mm
Gasket
Gasket
Mounting
Bracket
Mounting
Bracket
LOCK
LOCK
2.8W × 0.5t
2.8W × 0.5t
2.8W × 0.5t
2.8W × 0.5t
PC Board Terminal
PC Board Terminal
Solder/Tab Terminal
Solder/Tab Terminal
1.2
1 2.6
2-R0.6
∗ Solder/Tab Terminal
1.2
1 2.6
2-R0.6
∗ Solder/Tab Terminal
11.1
11.9
88
1.95
20.8
18.8
23
1.95
8 8
1
5.5
2
55
18
24
0.6
66
7 20.9
8.8
1.2
1
ʣ18
9
25.1
17.8
15.8
ø18
0.6
66
7 20.9
8.8
3.856.95
1.2
1
24
18
18
18
1 6.95 3.85
5.5
2
55
17.8
9
25.1
∗
∗
3PDTContacts
Locking Ring
Locking Ring
Panel Thickness:
0.5 to 3.2 mm
Panel Thickness:
0.5 to 3.2 mm
Gasket
Gasket
Mounting
Bracket
Mounting
Bracket
LOCK
LOCK
2.8W × 0.5t
2.8W × 0.5t
2.8W × 0.5t
2.8W × 0.5t
PC Board Terminal
PC Board Terminal
Solder/Tab Terminal
Solder/Tab Terminal
1.2
1 2.6
2-R0.6
∗ Solder/Tab Terminal
1.2
1 2.6
2-R0.6
∗ Solder/Tab Terminal
11.1
11.9
88
1.95
20.8
18.8
23
1.95
8 8
1
5.5
2
55
18
24
0.6
66
7 20.9
8.8
1.2
1
ʣ18
9
25.1
17.8
15.8
ø18
0.6
66
7 20.9
8.8
3.856.95
1.2
1
24
18
18
18
1 6.95 3.85
5.5
2
55
17.8
9
25.1
∗
∗
Switches & Pilot Devices Signaling Lights Relays & Sockets Timers Contactors Terminal Blocks Circuit Breakers
491
800-262-IDEC (4332) • USA & Canada
ø16mm - LB Series
Switches & Pilot Devices
Key Selector Switches
Flush Bezels
SPDT/DPDTContacts
3PDTContacts
Terminal Arrangement (Bottom View)
SPDT/DPDT Contacts 3PDT Contacts
11
14
12
24
22
21
11
14
12
24
22
2131
32
34
(SPDT contacts on the right only)
TOP
TOP
11
14
12
24
22
21
11
14
12
24
22
2131
32
34
(SPDT contacts on the right only)
TOP
TOP
Switches & Pilot DevicesSignaling LightsRelays & SocketsTimersContactorsTerminal BlocksCircuit Breakers
ø16mm - LB Series Switches & Pilot Devices
492  www.IDEC.com
Accessories
Item Material Part Number Remarks
LockingRingWrench
ø18.0
60.0
Metal:Nickel-plated
brass MT-001 Usedtotightenthelockingringwheninstallingtheunitsontothepanel.
LensRemovalTool
60.0
StainlessSteel MT-101 Usedtoremovethelensorbutton.
ForStandardBezels
SwitchGuard(180°
Springreturn) Forround/square
standardunits
Guard:Polyacetal
Base:Polyarylate
AL-K6SP
Degreeofprotection:IP65
Usedtoprotectstandardpushbuttonsandilluminatedpushbuttonsfrominadver-
tentoperation.
Seepage495fordimensions.
Withthegasketmountedontheswitch,attachtheswitchguardandmountonthe
panel.
Note:notapplicableforushmountedunits.Selectoperatorwithbuilt-inswitch
guard.
Forrectangular
standardunits AL-KH6SP
SwitchGuardfor
SingleBoardMounting
Forrectangular
units
Guard:Polyacetal
Base:Polyarylate
LA9Z-K3
Degreeofprotection:IP65
Withthegasketmountedontheswitch,attachtheswitchguardandmountonthe
panel.
Seepage495fordimensions.
RubberBoot
forStandardBezels
1
2
3
1.Forroundunits
SiliconRubber
LB9Z-D1
Degreeofprotection:IP65
Seepage494fordimensions.
Seepage499formounting.
2.Forsquareunits LB9Z-D2
3.Forrectangular
units LB9Z-D3
MountingHolePlug
Metal
Plug:Metal(Zincdiecast)
Lockingnut:Polyacetal
Gasket:Nitrilerubber
AL-BM6
Degreeofprotection:IP65
Tighteningtorque:0.1to0.29N•m
Seepage494fordimensions.
MountingHolePlug
Rubber Nitrilerubber(black) AL-B6 Degreeofprotection:IP65
Seepage494fordimensions.
Accessoriescon’tonnextpage.
Switches & Pilot Devices Signaling Lights Relays & Sockets Timers Contactors Terminal Blocks Circuit Breakers
493
800-262-IDEC (4332) • USA & Canada
ø16mm - LB Series
Switches & Pilot Devices
Accessories, con’t
Item Material Part Number Remarks
ForFlushBezels
RubberBoot
forFlushBezels
1
2
3
1.Forroundunits
SiliconRubber
LB9Z-D6
Degreeofprotection:IP65
Seepage494fordimensions.
Seepage499formounting.
2.Forsquareunits LB9Z-D7
3.Forrectangular
units LB9Z-D8
MountingHolePlug
1
2
3
1.Forroundunits
Plug:Polyamide(Black)
Gasket:Nitrilerubber
MountingPlate:Stainless
Steel
LB9Z-BS6
Degreeofprotection:IP65
Panelthickness:0.5to3.2mm
Seepage494fordimensions.
2.Forsquareunits LB9Z-BS7
3.Forrectangular
units LB9Z-BS8
TerminalCover
1 2
1.ForSPDT/DPDTcontacts LB9Z-VL2
Seepage495fordimensions.
2.For3PDTcontacts LB9Z-VL3
Switches & Pilot DevicesSignaling LightsRelays & SocketsTimersContactorsTerminal BlocksCircuit Breakers
ø16mm - LB Series Switches & Pilot Devices
494  www.IDEC.com
Accessory Dimensions (mm)
Rubber Boot
StandardBezel
Forroundunits(LB9Z-D1) Forsquareunits(LB9Z-D2) Forrectangularunits(LB9Z-D3)
11.5
11.5
11.5
20
26
ø20
20
FlushBezel
Forroundunits(LB9Z-D6) Forsquareunits(LB9Z-D7) Forrectangularunits(LB9Z-D8)
4
24
4
4
24
30
ø24
Mounting Hole Plug
StandardBezels
AL-B6 AL-BM6
0
+0.2
ø16.2
Locking Ring
Gasket
2.5 12
ø17.8
Panel Thickness: 0.5 to 6 mm
0
+0.2
ø16.2
MountingHole
Layout
MountingHole
Layout
FlushBezels
Forroundunits
(LB9Z-BS6)
Forsquareunits
(LB9Z-BS7)
Forrectangularunits
(LB9Z-BS8)
28
22
22
ø
22
218.1
Gasket
Mounting Plate
24.2+0.2
0
18.2+0.2
0
18.2 +0.2
0
ø
18.2 +0.2
0
Locking Ring
Panel Thickness:
0.5 to 3.2 mm
MountingHoleLayout MountingHoleLayout MountingHoleLayout
Switches & Pilot Devices Signaling Lights Relays & Sockets Timers Contactors Terminal Blocks Circuit Breakers
495
800-262-IDEC (4332) • USA & Canada
ø16mm - LB Series
Switches & Pilot Devices
Accessory Dimensions (mm), con’t
Terminal Cover
StandardBezel
ForSPDT/DPDTcontacts(LB9Z-VL2) For3PDTcontacts(LB9Z-VL3)
12.5
29.9
17.62.2
19.6
4.4
TOP
12.5
29.9
20.6
24.8
TOP
Switch Guard for Standard Bezel Models
Forround/squareunits(AL-K6SP) Forrectangularunits(AL-KH6SP)
33
34
14
R22
Panel Thickness
0.5 to 2.0
11.0
23.5
13.0
18.0 24.0
11.0
23.5
13.0
[Forround/squareunits] [Forrectangularunits]
13
23.5
24
11
33
32.6
12.4
R22
Panel Thickness
0.5 to 3.2
ForSingleBoardMounting(LA9Z-K3)
13
23.5
24
11
33
32.6
12.4
R22
Panel Thickness
0.5 to 3.2
Note:Thepaneldepthisthesameforswitcheswithor
withoutswitchguards.Bothmodelscanbeinstalledon
thesamePCboard.
Standard Key
18
22
7
8.1
ø3.0
1.8
Wave Key
22
Key No.
8.8
14
228.8
14
6.3
0 H 3 H
Key No.
Logo Side Key No. Side
Logo Side Key No. Side
Switches & Pilot DevicesSignaling LightsRelays & SocketsTimersContactorsTerminal BlocksCircuit Breakers
ø16mm - LB Series Switches & Pilot Devices
496  www.IDEC.com
Replacement Parts
Item Material Part Number Remarks
Lens Forroundunits Polyarylate
ø15.4H4mm AL6M-Lk
Specifythecolorcodeinplaceofkinthepartnumber.
A:Amber,C:Clear,G:Green,R:Red,S:Blue,Y:Yellow
Note:Useaclearlensfororwhite(PW)illumination.
Forsquareunits Polyarylate
15.4,H4mm AL6Q-Lk
Forrectangularunits Polyarylate
W21.4xH4xD15.4mm AL6H-Lk
Button Forroundunits Polyarylate
15.4,H4mm AB6M-Bk
Specifythecolorcodeinplaceofkinthepartnumber.
B:Black,G:Green,R:Red,
S:BlueW:White,Y:Yellow
Forsquareunits Polyarylate
15.4,H4mm AB6Q-Bk
Forrectangularunits Polyarylate
W21.4xH4xD15.4 AB6H-Bk
MarkingPlate
Forroundunits Acrylic
ø13.7H0.8 AL6M-k
Specifythecolorcodeinplaceofkinthepartnumber.
B:Black,W:White
Seepage498fordimensionsandengravingarea.
Forsquareunits Acrylic
13.7,H0.8mm AL6Q-k
Forrectangularunits Acrylic
W19.7xH0.8(0.4)xD13.7mm AL6H-k
LockingRing
Forallunits Polyamide
ø17.9,H3.9mm LB9Z-LNP
Anti-rotationRing
Forstandardbezel
Metal
(Stainlesssteel)
17.9,t0.6mm
LB9Z-LP1
Anti-rotationRing
Forushbezel
Metal
(Stainlesssteel)
W21xH8.2xD20.6
t0.8mm
LB9Z-LP6
SpareStandardKey
Forkeyselectorswitches Nickel-platedBrass AS6-SK Seepage495fordimensions.
SpareWavekey
ReversibleWaveKey
Non-reversibleWaveKey
ForWavekeyselector
switches
Diecastzincalloy(nickelplated)
W14xH2xD30.8mm LA9Z-SK-n
SpecifyWavekeynumberinplaceofninthepartnumber.
0H:Standardwavekey(reversible)
1Hto2H:Reversiblewavekey
3Hto6H:Non-reversiblewavekey
Seepage495fordimensions.
LB Series Replacement LED Unit
Item Rated Operating Voltage Part Number k Color Code
LEDUnit DC5V LB9Z-LED5kA
G
PW
R
S
Specifycolorcodeinplaceofthekinthepartnumber.R:Red,G:
Green,A:Amber,S:Blue,PW:White
AllilluminatedLBseriescontainanLEDunit.
Useawhite(PW)LEDunitforyellow(Y)illumination.
AC/DC12V LB9Z-LED1k
AC/DC24V LB9Z-LED2k
Switches & Pilot Devices Signaling Lights Relays & Sockets Timers Contactors Terminal Blocks Circuit Breakers
497
800-262-IDEC (4332) • USA & Canada
ø16mm - LB Series
Switches & Pilot Devices
Safety Precautions
• TurnoffthepowertotheLBseriescontrolunitsbeforeinstallation,removal,
wiring,maintenance,andinspection.Failuretoturnpoweroffmaycause
electricalshocksorrehazard.
• Toavoidburningyourhand,usethelampholdertoolwhenreplacing
thelamps.
• Forwiring,usewiresofapropersizetomeetvoltageandcurrentrequire-
ments.Soldercorrectlyaccordingtotheinstructionsin“Wiring”and“Notes
onTerminalCover.”Impropersolderingmaycauseoverheatingandcreatea
rehazard.Also,whenusingtabterminals,usereceptaclesofappropriate
size.
Instructions
Wiring
1.Soldertheterminalsat350°Cwithin3secondsusinga60Wsolderingiron.
Sn-Ag-Cutypeisrecommended.Whensoldering,donottouchtheLBseries
withthesolderingiron.Alsoensurethatnotensileforceisappliedtothe
terminals.Donotbendtheterminalorapplyexcessiveforcetotheterminal.
2.Usenon-corrosiveliquidux.
Terminal Cover
Solder/tabterminal
InserttheterminalcoverintothecontactblockwiththeTOPmarkingsonthe
contactblockandtheterminalcoverinthesamedirection.
Note:Whenwiring,inserttheleadwiresintotheterminalcoverholesbeforesoldering.Afterwiring,
terminalcoverscannotbeinstalled.
StandardBezel
FlushBezel
Operating Environment
• DonotusetheLBserieswherecorrosivegasesexistorunderanenviron-
mentexceedingtheoperatingtemperatureandhumidityranges.Other-
wise,damagesduetocontactfailureorchangeofsurfacecolormayoccur.
• Majorpartsoftheswitchareplastic.Scratchesordamagesmayoccur
whenscrapedwithasharpobjectorappliedwithexcessiveloadorshock.
Notethatthismaycauseoperationandappearancefailureoftheoperator
andbezel.
• Adherenceofdetergent,cuttingoil,orspecialchemicalstotheswitch
mayresultinoperationfailuresandappearancefailuressuchaschangeof
surfacecolor.
Handling
Contacts(microswitch)
WhenusingNC(normallyclosed)andNO(normallyopen)contactsofthesame
microswitch,avoidconnectionsofdifferentvoltages,orconnectionsofdifferent
typesofpowersupplies.Failuretoobservethisinstructionmaycauseashort-
circuit.
Removing and Installing the Contact Block
1.Turnthelockingleveronthecontactblockinthedirectionoppositetothe
arrowonthehousing.Thenthecontactblockcanberemoved.
2.InsertthecontactblockwiththeTOPmarkingsonthecontactblockandthe
operatorplacedinthesamedirection.Thenlocktheunits,turningthelocking
leverinthedirectionofthearrow.
locking lever
Panel Mounting
Removethecontactblockfromtheoperator.Inserttheoperatorintothepanel
cut-outfromthefront,theninstallthecontactblocktotheoperator.
StandardBezel
TOP
TOP
Panel
➀
➁
Anti-rotation Ring
Locking Ring
Contact Block
FlushBezel
TOP
TOP
Panel
➀Anti-rotation Ring
➁ Locking Ring
Contact Block
Notes on Mounting
Usetheoptionalringwrench(MT-001)tomounttheoperatorontothepanel.
Tighteningtorqueshouldnotexceed0.7N·m.Donotusepliers.Excessivetight-
eningwilldamagethelockingring.
Switches & Pilot DevicesSignaling LightsRelays & SocketsTimersContactorsTerminal BlocksCircuit Breakers
ø16mm - LB Series Switches & Pilot Devices
498  www.IDEC.com
Replacing the Lens
StandardBezel
FromtheoppositesideoftheTOPmarking,removetheoperator(lens,marking
plate,andlensholder)usingtheoptionallensremovaltool(MT-101)bygripping
therecessesofthecolorlens.RemovingfromtheTOPsidemaydamagethe
metallicbezel.
RemovingtheOperator(standardbezel)
FlushBezel
FromtheoppositesideoftheTOPmarking,pushthetipoftheatscrewdriverto
thegrooveofthecolorlensandpullouttheoperator(lens,markingplate,lens
holder).RemovingfromtheTOPsidemaydamagethemetallicbezel.
RemovingtheOperator(ushbezel)
ReplacingtheMarkingPlate
Removethemarkingplatebypushingthelensfromthereartodisengagethe
latchesbetweenthelensandholder,usingthescrewdriverasshownbelow.
Note:Atransparentlminsidethelensholderisattachedtotheunittomakeitwaterproofandcannot
beremoved.
2.Insertamarkingplateintothecolorlens,andpressthelensontothelens
holdertoengagethelatches.Payattentiontotheorientationofthemarking
plate.
Engage
Recesses Latches
Engraving
Surface
Color Lens Marking
Plate
Lens
Holder
Lens Unit and Contact Block Installation
Toinsertthelensunitintotheoperator,pressinthelensunitbymakingsure
thatthelatchontheoperatorisalignedwiththelatchonthelensunit.
Latch
Latch
Operator
Recess
TOPTOPLatch
Latch
Round lens unit Square lens unit
StandardBezel
Latch
Latch
Operator
Recess
TOPTOPLatch
Latch
Round lens unit Square lens unit
FlushBezel
Latch Latch
Round Lens Unit Square Lens Unit
Latch
Operator
Recess
TOPTOPLatch
Marking Plates and Films
Forilluminatedpushbuttonsandpushbuttonswithilluminatedlens,legendsand
symbolscanbeengravedonthemarkingplates,orprintedlmcanbeinserted
underthelensforlabellingpurposes.
Marking Plate and Marking Film Size
Lens Round Square Rectangular
Built-inMarkingPlate
Engraving
Area
ø12.0
12.0
ø13.7
0.8
12.0
Engraving
Area
0.8
13.7
Engraving
Area
18.0
12.0
0.8
19.7×13.7
•Engravingmustbemadeontheengravingareawithin0.5mmdeep.
•Themarkingplateismadeofwhiteacrylicresin.
ApplicableMarkingFilm
ø13.6
11.8 ø13.6 19.6
13.6
•Filmthickness:0.1mmperlm
•Markinglmisnotincluded.
•Recommendedmarkinglm:Polyesterlm
Marking Plate and Film Insertion Order
Lens
Film
Marking
Plate
Lens
Holder Operator
Engraved Surface TOP
Themarkingplatemustbeengravedonthespeciedsideasshownabove.Pay
attentiontotheorientationofthemarkingplate.
Switches & Pilot Devices Signaling Lights Relays & Sockets Timers Contactors Terminal Blocks Circuit Breakers
499
800-262-IDEC (4332) • USA & Canada
ø16mm - LB Series
Switches & Pilot Devices
Replacing the LED Unit
TheLEDunitcanbereplacedbypullingthelensunitoutofthecontactblock.
LEDUnitContactBlock
Orientation of the LED unit
InserttheLEDunitintothecontactblockwiththeTOPmarkingsonthecontact
blockandLEDunitinthesameorientation.
TOP TOP
Notes on replacing the LED Unit
• WhenreplacingtheLEDunit,makesurethatstaticelectricityisnotapplied.
• MakesurethattheLBserieshascooleddownbeforereplacingtheLEDunit.
• Toavoidgettingburned,becarefulnottotouchtheunitwhileitisstillhot.
Notes on Using Quick Connect Terminals
1.Use#110tabquickconnects,0.5mm-thick.
2.Whenconnectingtheterminalsontheleftandcenter,makesurethat
surfacesofthequickconnectsfaceeachother.Otherwise,ashort-circuitmay
occur.
TOPTOP
Correct Incorrect
3.Applyonlyhorizontalforceagainstthepaneltothetab.Theswitchmaybe
damagedifaforceotherthanahorizontalforceisapplied.
Installing Rubber Boots
Whenusingtheswitchesinenviromentssubjecttosplashingwateroranexces-
siveamountofdust,makesuretouseanoptionalrubberboot.
Asshowninthedrawingbelow,jremovethegasketfromtheoperator,andk
attachtherubberbootfromthefront(buttonside).
Standard Bezels
Forrectangularandsquareunits,pulloutthesealsoftherubberbootandplace
themaroundtheoperatorsleeveasshownbelow.Makesurethatthesealsare
nottwistedortuckedinsideandthatthegasketisremoved,otherwisewater-
proofanddustproofcharacteristicsarenotensured.
How to Install the Rubber Boot
Rectangular
Seals
Mount
Remove
Operator
Operator
Operator
Seals
Gasket
Rubber boot installed
Rubber boot installed
Rubber boot installed
Seals
Mount
Remove
Seals
Gasket
Mount
Remove
Gasket
➁
➁
➁
➀
➀
➀
Square
Round
Switches & Pilot DevicesSignaling LightsRelays & SocketsTimersContactorsTerminal BlocksCircuit Breakers
ø16mm - LB Series Switches & Pilot Devices
500  www.IDEC.com
Flush Bezels
Mounttherubberbootsothattheprotrusionatthebottomsurfaceoftheopera-
tortswiththerecessontheoperator,placingtherubberbootallaroundthe
operatorsleeve.
Makesurethattheprotrusionontherubberbootandtherecessontheoperator
tscorrectly,otherwise,thewaterproofanddustproofcharacteristicsarenot
ensured.
How to Install the Rubber Boot
Mount
Gasket
Remove
➀
➁
Bad
Example
Good
Example
Protrusion
Recess
Note:Installtherubberbootbeforemountingtheunittothepanel.
Correct
Example
Incorrect
Example
Maintained Pushbuttons
Donotreplacethebuttonswhenthepushbuttonisinthemaintainedposi-
tion.Replacingthebuttoninthemaintainedpositionmaydamagetheinternal
mechanism.Also,donotremovethecontactblockwiththebuttoninthemain-
tainedposition.Thecontactmaynotoperateproperlywhenthecontactblockis
remounted.
Pushbuttons and Illuminated Pushbuttons with Switch Guard
Donotapplyforcetotheswitchguardwhentheswitchguardisnotattachedto
apanel.Whenopeningtheswitchguard,donotopenmorethan180°.Thehinge
maybreak.
Selector Switches
Whenturningtheoperatororkey,makesurethattheyareturnedtothecorrect
position.
Selector Switches with Key
Observethefollowinginstructionstopreventmalfunctionordamage.
• Donotremovethekeyfromanykeyretainedposition.
• Inadditiontothestandardkey(keynumber0H),sixotherkeynumbersare
available.Useakeyofthematchingnumberwiththekeycylinder.Thestan-
dardkeydoesnothaveakeynumberindication.
• Keysareavailableintwotypes.
Keynumbers0H(standard),1H,and2Harereversiblekeyswhichcanbe
insertedintwoways.
Keynumbers3H,4H,5H,and6Harenon-reversiblekeys.Makesureofcor-
rectinsertiondirection.
Switches & Pilot Devices Signaling Lights Relays & Sockets Timers Contactors Terminal Blocks Circuit Breakers
501
800-262-IDEC (4332) • USA & Canada
ø16mm - LB Series
Switches & Pilot Devices
Single Board Mounting
TheIDECLBseriesisavailableforsingleboardmounting.
Rear
ø6drilledhole
foroperatingthe
lockinglever
Installing and Removing Contact Blocks
TurnthelockinglevertoinstallandremovecontactblocksonaPCboardusinga
screwdriverfromaholeinthePCboard.
Determinethelocationoftheswitchessothatthelockinglevercanbeoperated.
Mounting Holes and Assembly Procedure
Drillmountingholesinthepanelasshownbelow.Whentheunitsaremounted
collectively,provideadequateclearance.
Panel Cut-out
FlushBezels
4-R0.
5 or less
ø18.2
±0.1
1.9±0.05
17.1
±0.05
StandardBezels
ø16.0 0
+0.1
0.05
0.05
1.9
14.8
+_
+_
ø16.
0
+0.1
0
ø16.0
+0.1
0
(24 or more for
rectangular units) (24 or more for
rectangular units)
18
or more
21
or more
23.2
or more
18
or more
SPDT/DPDTContactsv 3PDTContacts
StandardBezels
Flush Bezels
SPDT/DPDTContacts
45mmminimumforswitches
withguard
3PDTContacts
45mmminimumforswitches
withguard
24.2 ±0.1
18.2±0.1
18.2±0.1
24.2±0.1
18.2 ±0.1 18.2 ±0.1
ø18.2 ±0.1
ø18.2 ±0.1
22 min
22 min
28 min 28 min
22 min
∗
22 min
∗
22 min
∗
22 min
∗22 min
∗22 min
∗
23.2 min
23.2 min
Assembly Procedure
1.Installtheoperatortothepanel.
2.Mountthecontactblocktotheoperatorfromthebackofthepanel.
3.Turnthelockinglevertolockthecontactblock.
4.InsertaPCboardandsolder.
Notes:
1. MakesurethateachterminalisinsertedintothePCboardcorrectly.
2. Donotapplytensileforcetotheconnectorcableforanextendedperiodoftime.
3. Donotexposethecontactblocktowater.
4. Ensuretolockcontactblockswhenthecontactblocksareinstalledontheoperators.