M12-Round-Plug Connector, Double-Ended Cordsets,
According to IEC 61076-2-101
RST -RKT | RST-RKWT
3-, 4-, 5-, and 8-Poles
Actuator/sensor cordset, double-ended, M12,
3-, 4-, 5-, and 8-poles, male straight to female
straight connector with self-locking thread and
molded cable, IEC color code.
RST-RKT
Actuator/sensor cordset, double-ended, M12,
3-, 4-, 5-, and 8-poles, male straight to female
90° connector with self-locking thread and
molded cable, IEC color code.
RST-RKWT
Pin Assignments
M12
3 poles
1=
2=
3=
4=
brown
n.c.
blue
black
4 poles
1=
2=
3=
4=
brown
white
blue
black
5 poles
1=
2=
3=
4=
5=
brown
white
blue
black
green/yellow
6 poles
1=
2=
3=
4=
5=
6=
7=
8=
white
green
yellow
grey
brown
n.c.
blue
n.c.
8 poles
1=
2=
3=
4=
5=
6=
7=
8=
white
brown
green
yellow
grey
pink
blue
shield
Data sheet | 05/15/18
Technical Support:
1-717-217-2289
www.lumberg-automationusa.com
Cordsets
Double-Ended
Be Certain with Belden
M12-Round-Plug Connector, Double-Ended Cordsets, According to IEC 61076-2-101
RST-RKT | RST-RKWT
Technical Data
Environmental
Degree of protection
Operating temperature range
Mechanical
Housing / Molded body
Insert
Contact
IP 67 / NEMA 6P
-25°C (-13°F) / +80°C (+176°F)
TPU
TPU
RST: CuSn, pre-nickeled and
0.8 microns gold-plated
RKT / RKWT: CuSn, pre-nickeled and
0.3 microns gold-plated
CuZn, nickel-plated
FKM (only RKT / RKWT)
≤
5 mΩ
3–5 poles 4 A
6-8 poles 2 A
3–4 poles 240 V
5 poles 60 V, 6-8 poles 30 V
3–4 poles 250 V
5 poles 63 V, 6-8 poles 36 V
3–4 poles 2.0 kV eff. / 60 s
5–8 poles 1.5 kV eff. / 60 s
> 10
9
Ω
3
Cable Specifications
Cable No. Outer Jacket
224
225
228
251
259
268
282
337
PUR,
halogen-free
PUR,
halogen-free
PUR,
halogen-free
Conductor Size
3
x 0.34 mm
2
4
x 0.34 mm
2
5
x 0.50 mm
2
Jacket Color
Black
Black
Black
Orange
Orange
Orange
Black
Black
OD
.169" (4.3 mm)
.185" (4.7 mm)
.213" (5.4 mm)
.185" (4.7 mm)
.217" (5.5 mm)
Coupling nut
O-ring
Electrical
Contact resistance
Nominal current at 40°C
Nominal voltage
Rated voltage
Test voltage
Insulation resistance
Pollution degree
PUR,
halogen-free
4
x 0.34 mm
2
welding spark proof
PUR,
halogen-free
5
x 0.50 mm
2
welding spark proof
PUR,
halogen-free
6
x 0.34 mm
2
welding spark proof
PUR,
halogen-free
PUR,
halogen-free
7
x 0.25 mm
2
6
x 0.34 mm
2
Cordsets
Double-Ended
.236" (6.0 mm)
.236" (6.0 mm)
.236" (6.0 mm)
Flex rating for 224/225/228 cable
C-Track flexing: Greater than 5 million bending cycles
Torsion flexing: – >5 million cycles guaranteed – +/- 360° per 1 m length
Part Number
RST 3-RKT 4-3-224/...M
RST 4-RKT 4-225/...M
RST 4-RKT 4-251/...M
RST 5-RKT 5-228/...M
RST 5-RKT 5-259/...M
RST 8-RKT 8-6-268/...M
RST 8-RKT 8-6-337/...M
RST 8-RKT 8-282/...M
RST 8-RKWT 8-6-268/...M
RST 8-RKWT 8-6-337/...M
RST 8-RKWT 8-282/...M
RST 3-RKWT 4-3-224/...M
RST 4-RKWT 4-225/...M
Pins
3
4
Outer Jacket
PUR, halogen-free
PUR, halogen-free
PUR, halogen-free,
weld spark proof
PUR, halogen-free
PUR, halogen-free,
weld spark proof
PUR, halogen-free,
weld spark proof
PUR, halogen-free
PUR, halogen-free
Standard Cable Lengths
0.3 M / 0.6 M / 1 M / 1.5 M / 2 M / 5 M
0.3 M / 0.6 M / 1 M / 1.5 M / 2 M / 5 M
0.3 M / 0.6 M / 1 M / 1.5 M / 2 M / 5 M
0.3 M / 0.6 M / 1 M / 1.5 M / 2 M / 5 M
0.3 M / 0.6 M / 1 M / 1.5 M / 2 M / 5 M
2 M / 5 M / 10 M
2 M / 5 M / 10 M
0.3 M / 0.6 M / 1 M / 1.5 M / 2 M / 5 M
Characteristics
5
6
8
www.lumberg-automationusa.com
Technical Support:
1-717-217-2289
Data sheet | 05/15/18
