https://www.phoenixcontact.com/us/products/1706666
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PCB connector-MC 1,5/ 4-ST-3,81 RD-1706666
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PCB connector, nominal cross section: 1.5 mm², color: red, nominal current: 8 A, rated voltage (III/2): 160 V,
contact surface: Tin, type of contact: Female connector, Number of potentials: 4, Number of rows: 1, Number of
positions per row: 4, number of connections: 4, product range: MC 1,5/..-ST, pitch: 3.81 mm, connection method:
Screw connection with tension sleeve, Screw head form: L Slotted, conductor/PCB connection direction: 0 °, plug-
in system: MINI COMBICON, Locking: without, Assembly: without, type of packaging: packed in cardboard
The figure shows a 10-position
version of the product
Your advantages
Well-known connection principle allows worldwide use
Low temperature rise, thanks to maximum contact force
Allows connection of two conductors
Key Commercial Data
Packing unit 1 pc
Minimum order quantity 250 pc
GTIN
GTIN 4046356871594
Weight per Piece (excluding packing) 3.200 g
Custom tariff number 85366990
Country of origin Germany
Technical data
Item properties
Brief article description PCB connector
Connector system MINI COMBICON
Type of contact Female connector
Range of articles MC 1,5/..-ST
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PCB connector-MC 1,5/ 4-ST-3,81 RD-1706666
Technical data
Item properties
Pitch 3.81 mm
Number of positions 4
Drive form screw head Slotted(L)
Locking without
Number of levels 1
Number of connections 4
Number of potentials 4
Electrical parameters
Nominal current 8 A
Nom. voltage 160 V
Rated voltage (III/3) 160 V
Rated voltage (III/2) 160 V
Rated voltage (II/2) 320 V
Rated surge voltage (III/3) 2.5 kV
Rated surge voltage (III/2) 2.5 kV
Rated surge voltage (II/2) 2.5 kV
Connection capacity
Connection method Screw connection with tension sleeve
pluggable Yes
Conductor cross section solid 0.14 mm² ... 1.5 mm²
Conductor cross section flexible 0.14 mm² ... 1.5 mm²
Conductor cross section AWG / kcmil 28 ... 16
Conductor cross section flexible, with ferrule without plastic sleeve 0.25 mm² ... 1.5 mm²
Conductor cross section, flexible, with ferrule, with plastic sleeve 0.25 mm² ... 0.75 mm²
2 conductors with same cross section, solid 0.08 mm² ... 0.5 mm²
2 conductors with same cross section, flexible 0.08 mm² ... 0.75 mm²
2 conductors with same cross section, flexible, with ferrule without plastic
sleeve 0.25 mm² ... 0.34 mm²
2 conductors with the same cross section, flexible, with TWIN ferrule with
plastic sleeve 0.5 mm² ... 0.5 mm²
Cylindrical gauge a x b / diameter 2.4 mm x 1.5 mm / 1.6 mm
Stripping length 7 mm
Torque 0.22 Nm ... 0.25 Nm
Material data - contact
Note WEEE/RoHS-compliant, free of whiskers according to IEC 60068-2-82/
JEDEC JESD 201
Contact material Cu alloy
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PCB connector-MC 1,5/ 4-ST-3,81 RD-1706666
Technical data
Material data - contact
Surface characteristics hot-dip tin-plated
Metal surface terminal point (top layer) Tin (4 - 8 µm Sn)
Metal surface contact area (top layer) Tin (4 - 8 µm Sn)
Material data - housing
Housing color red (3001)
Insulating material PA
Insulating material group I
CTI according to IEC 60112 600
Flammability rating according to UL 94 V0
Glow wire flammability index GWFI according to EN60695-2-12 850
Glow wire ignition temperature GWIT according to EN60695-2-13 775
Temperature for the ball pressure test according to EN60695-10-2 125 °C
Dimensions for the product
Caption Schematische Abbildung - weitere Details siehe Produktfamilienzeichnung
im Download Center
Length [ l ] 16.1 mm
Width [ w ] 16.03 mm
Height [ h ] 11.1 mm
Pitch 3.81 mm
Height (without solder pin) 11.1 mm
Packaging information
Type of packaging packed in cardboard
Pieces per package 50
Denomination packing units Pcs.
Ambient conditions
Ambient temperature (storage/transport) -40 °C ... 70 °C
Ambient temperature (assembly) -5 °C ... 100 °C
Ambient temperature (operation) -40 °C ... 100 °C (dependent on the derating curve)
Termination and connection method
Test for conductor damage and slackening IEC 60999-1:1999-11
Test passed
Pull-out test
Pull-out test IEC 60999-1:1999-11
Conductor cross section / conductor type / tensile force 0.14 mm² / solid / > 7 N
0.14 mm² / flexible / > 7 N
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PCB connector-MC 1,5/ 4-ST-3,81 RD-1706666
Technical data
Pull-out test
1.5 mm² / solid / > 40 N
1.5 mm² / flexible / > 40 N
Mechanical tests according to standard
Test specification IEC 61984
Visual inspection IEC 60512-1-1:2002-02
Dimension check IEC 60512-1-2:2002-02
Resistance of inscriptions IEC 60068-2-70:1995-12
Insertion and withdrawal force IEC 60512-13-2:2006-02
No. of cycles 25
Insertion strength per pos. approx. 6 N
Withdraw strength per pos. approx. 4 N
Polarization and coding IEC 60512-13-5:2006-02
Contact holder in insert IEC 60512-15-1:2008-05
Test force per pos. 21 N
Air clearances and creepage distances
Clearances and creepage distances IEC 60664-1:2007-04
Specification IEC 60664-1:2007-04
Minimum clearance - inhomogeneous field (III/3) 1.5 mm
Minimum clearance - inhomogeneous field (III/2) 1.5 mm
Minimum clearance - inhomogeneous field (II/2) 1.5 mm
Minimum creepage distance value (III/3) 2 mm
Minimum creepage distance value (III/2) 1.5 mm
Minimum creepage distance value (II/2) 1.6 mm
Note on connection cross section With connected conductor 1.5 mm² (solid).
Current carrying capacity / derating curves
Caption Type: MC 1,5/...-ST-3,81 with MC 1,5/...-G-3,81
Mechanical tests (A)
Test specification IEC 61984
Insertion strength per pos. approx. 6 N
Withdraw strength per pos. approx. 4 N
Polarization when inserted requirement >20 N Test passed
Contact holder in insert requirements >20 N Test passed
Durability tests (B)
Specification IEC 60512-9-1:2010-03
Contact resistance R11.3 mΩ
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PCB connector-MC 1,5/ 4-ST-3,81 RD-1706666
Technical data
Durability tests (B)
Insertion/withdrawal cycles 25
Contact resistance R21.5 mΩ
Impulse withstand voltage at sea level 2.95 kV
Thermal tests (C)
Specification IEC 60512-5-1:2002-02
Number of positions 20
Upper limiting temperature requirements <100 °C Test passed
Climatic tests (D)
Specification ISO 6988:1985-02
Cold stress -40 °C/2 h
Thermal stress 100 °C/168 h
Corrosive stress 0.2 dm3 SO2 on 300 dm3/40 °C/1 cycle
Impulse withstand voltage at sea level 2.95 kV
Power-frequency withstand voltage 1.39 kV
Environmental and durability tests (E)
Specification IEC 61984:2008-10
Result, degree of protection, IP code Finger safety with IP20 test finger
Environmental Product Compliance
China RoHS Environmentally Friendly Use Period = 50 years
For details about hazardous substances go to tab “Downloads”, Category
“Manufacturer's declaration”
Drawings
Diagram
0 20 40 60 80 100
0
2
4
6
8
10
12
14
16
= 2-pos.
= 5-pos.
!= 12-pos.
"= 20-pos.
"
!
Ambient temperature [°C]
Current strength [A]
Type: MC 1,5/...-ST-3,81 with MCV 1,5/...-G-3,81
Diagram
0
2
4
6
8
10
12
14
16
0 10 20 30 40 50 60 70 80 90 100 110
!
!= 2-pos.
"
#= 12-pos.
= 5-pos.
"
#
Ambient temperature [°C]
Current strength [A]
Type: MC 1,5/...-ST-3,81 with MCV 1,5/...-G-3,81 P26 THR
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PCB connector-MC 1,5/ 4-ST-3,81 RD-1706666
Diagram
Type: MC 1,5/...-ST-3,81 with MCDV 1,5/...-G1-3,81
Diagram
Type: MC 1,5/...-ST-3,81 with MCVU 1,5/...-GFD-3,81
Diagram
0 10 20 30 40 50 60 70 80 90 100 110
0
2
4
6
8
10
12
14
16
= 2-pos.
= 5-pos.
= 10-pos.
Ambient temperature [°C]
Current strength [A]
Type: MC 1,5/...-ST-3,81 with MCO 1,5/...-GR-3,81
Diagram
0
2
4
6
8
10
12
14
16
0 10 20 30 40 50 60 70 80 90 100 110
= 2-pos.
= 5-pos.
= 16-pos.
Ambient temperature [°C]
Current strength [A]
Type: MC 1,5/...-ST-3,81 with IMC 1,5/...-ST-3,81
Diagram
100806040200
16
0
2
4
6
8
10
12
14
=2-pos.
=5-pos.
=12-pos.
=20-pos.
Ambienttemperature[°C]
Currentstrength [A]
Type: MC 1,5/...-ST-3,81 with MC 1,5/...-G-3,81
Diagram
0 10 20 30 40 50 60 70 80 90 100 110
0
2
4
6
8
10
12
14
16
=2-pos.
=5-pos.
=16-pos.
Ambienttemperature[°C]
Currentstrength [A]
Type: MC 1,5/...-ST-3,81 with MCD 1,5/...-G1-3,81
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PCB connector-MC 1,5/ 4-ST-3,81 RD-1706666
Diagram
0
5
10
15
20
0 10 20 30 40 50 60 70 80 90 100 110
I [A]
[°C]
= 3-pos.
= 5-pos.
= 16-pos.
1
2
3
1
2
3
Type: MC 1,5/...-ST-3,81 with MCVK 1,5/...-G-3,81
Classifications
eCl@ss
eCl@ss 10.0.1 27440309
eCl@ss 11.0 27460202
eCl@ss 4.0 27260700
eCl@ss 4.1 27260700
eCl@ss 5.0 27260700
eCl@ss 5.1 27260700
eCl@ss 6.0 27260700
eCl@ss 7.0 27440309
eCl@ss 9.0 27440309
ETIM
ETIM 4.0 EC002638
ETIM 6.0 EC002638
ETIM 7.0 EC002638
UNSPSC
UNSPSC 6.01 30211810
UNSPSC 7.0901 39121409
UNSPSC 11 39121409
UNSPSC 12.01 39121409
UNSPSC 13.2 39121409
UNSPSC 18.0 39121409
UNSPSC 19.0 39121409
UNSPSC 20.0 39121409
UNSPSC 21.0 39121409
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PCB connector-MC 1,5/ 4-ST-3,81 RD-1706666
Approvals
Approvals
Approvals
VDE Gutachten mit Fertigungsüberwachung / CSA / IECEE CB Scheme / EAC / cULus Recognized
Ex Approvals
Approval details
VDE Gutachten mit
Fertigungsüberwachung http://www2.vde.com/de/Institut/Online-Service/
VDE-gepruefteProdukte/Seiten/Online-Suche.aspx 40011723
Nominal voltage UN 160 V
Nominal current IN 8 A
mm²/AWG/kcmil 0.2-1.5
CSA http://www.csagroup.org/services-industries/product-listing/ 13631
B D
Nominal voltage UN 300 V 300 V
Nominal current IN 8 A 8 A
mm²/AWG/kcmil 28-16 28-16
IECEE CB Scheme http://www.iecee.org/ DE1-60987-B1B2
Nominal voltage UN 160 V
Nominal current IN 8 A
mm²/AWG/kcmil 0.2-1.5
EAC B.01687
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PCB connector-MC 1,5/ 4-ST-3,81 RD-1706666
Approvals
cULus Recognized http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm E60425-20110128
B D
Nominal voltage UN 300 V 300 V
Nominal current IN 8 A 8 A
mm²/AWG/kcmil 30-14 30-14
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