2.24
Standard versions Appliance cut-out
X Y Z
0.8...5 27.2 ±0.1 12.2 +0.2
Z
Y
X = panel thickness
single pole and double pole
SERIES 1550 - SINGLE POLE AND DOUBLE POLE ROCKER SWITCHES
UP TO 16 (4) A 250 V~ INRUSH CURRENTS UP TO 100 A
PRODUCT ADVA NTAGES
Single pole and double pole rocker
switches in the same size with ratings
up to 16 (4) A 250 V~
Inrush currents up to 100 A
Excellent actuation characteristic due to
snap-action contacting system
Forced mechanical opening in the event
that contacts weld together under
extremely high switching loads
Silk matt surface with
an abrasionproof marking
High accuracy of fit between rocker and
housing
Prominent lighting by lens effect
For ambient temperatures up to
T 100/55
Simple snap-on assembly for
appliance panel thickness of
0.80 ... 5.00 mm
Tight fit in appliance cut-out due to
tolerance compensation ribs on the
switch housing
Locked terminals for safe plugging of
the connectors
SWITCHING FUNCTIONS SINGLE AND DOUBLE POLE
ST-switch
ST-switch with indicator lamp
Switch with momentary function
TERMINA L VER SIONS
Quick-connect terminal 6.3 mm
Solder terminal
PC-terminal
Angled PC-terminal
VERSION S ON REQ UEST
With flammability according to UL 94 V-0
For inrush currents up to 120 A
With gold contacts for low voltages
Switches with additional supports for
PCB assembly
Installation example Appliance cut-out
front panel
mounting plate
2.25
Electrical rating 16 (4) A 250 V~
10 (4) A 250 V~ 5E4
5/ 100 A 250 V~
16 A 125 - 250 V AC
1 HP 125 V AC
2 HP 250 V AC
Inrush current ST-switches 100 A capacitive 104operations
Mechanical life endurance "5E4
Contact resistance (new state) < 100 m#(12 V, 1A DC)
Insulation resistance (new state) > 100 M#(500 V DC between the
open contacts)
High voltage resistance 1250 V eff. (between the open
(new state) contacts)
3750 V eff. (reinforced insulation)
Resistance to tracking PTI 250
Contact gap "3 mm
Insulation spacing "8 mm
Protection type IP 40
Ambient temperature terminal side -20 °C ... +100 °C no condensation
actuating side -20 °C ... + 55 °C no condensation
Storage temperature -40 °C ... + 80 °C
Actuating force 3-5 N
Flammability UL 94 V-2
Heat and fire-resistance 850 °C (category D)
Material housing and rocker PA
Material rocker illuminated PA/PC
Contacts Ag
Terminals CuZn resp.silver-plated
Temperature rise at the terminals max. 30 K (UL 1054)
(according to electrical life endurance) max. 55 K (EN 61058-1)
Solderability of terminals max. 350 °C, 3 sec. (no pressure on the
terminals when soldering by hand!)
Push-on force of connectors !80 N
Approval marks r a
Suitable for appliances of protection class II
FORCED CONTACT OPENING
The series 1550 is designed in order to
force mechanicallly welded contacts
(melting under heat) which may occur at
extremely high switching loads to open.
The test conditions comply with EN 61058-1 and UL 1054
stop point in the
rocker dome
contact bridge
actuator
double pole
1552.3602*
1552.2602
1552.4602*
2.26 *Version on stock
SERIES 1550 - SINGLE POLE AND DOUBLE POLE ROCKER SWITCHES
UP TO 16 (4) A 250 V~ INRUSH CURRENTS UP TO 100 A
ST-SWI TCHE S
16 (4) A 250 V~
10 (4) A 250 V~ 5E4
5/100 A 250 V~
16 A 125 - 250 V AC
1 HP 125 V AC
2 HP 250 V AC
SWITCHES WITH MOMENTARY FUNCTION
16 (4) A 250 V~
10 (4) A 250 V~ 5E4
5/100 A 250 V~
16 A 125 - 250 V AC
1 HP 125 V AC
2 HP 250 V AC
quick-connect terminal 6,3
quick-connect terminal 6.3
double pole
1555.3604
single pole
1551.3102*
double pole
1552.3102*
double pole
1552.4606*
double pole
1555.3104*
double pole
1555.3102*
double pole
1555.3108*
ST- SWIT CHES
with indicator lamp
16 (4) A 250 V~
10 (4) A 250 V~ 5E4
5/100 A 250 V~
1
6 A (2 HP) 250 V AC
Switches for 125 V AC and
single pole versions on request
single pole NO
1551.3202*
quick-connect terminal 6.3
quick-connect terminal 6.3
5
3.5
12.8
2
4.517
5
23.7 13
6
17
12.3
23.4
12
angled PC-terminal