ABB RELION REX640 - Viewing monitoring

Table 5: Wire specifications for ring-lug type connectors
Connector
type
Wire size Ring-lug
type
Contact
screw
tightening
torque
Connector
fixing screw
tightening
torque
Stranded Crimp
ferrule
CT/VT
connectors
2.62…6.64
mm² (AWG
12-10)
- TE ring lug
TE-35787
1
1.2. 1.5 Nm
(0.8851…
1.1063 ft-lb)
1.2 Nm
(0.8851 ft-lb)
Signal con-
nectors
1.25…2 mm²
(AWG 16-14)
- TE ring lug
TE-320561
1
1.13 Nm
(0.8334 ft-lb)
0.35 Nm
(0.2581 ft-lb)
5.2.3 Connecting wires to push-in type connectors
Terminal blocks of push-in type are used for electrical connections.
1. Connect the wire in one of the alternative ways.
• When using stranded wire without ferrule, push the connector's release
button while inserting the wire.
• When using wire with end ferrule, insert the wire without pushing the release
button.
Table 6: Wire specifications for push-in type connectors
Connector
type
Wire size Stripping
length
Contact
screw
tightenin
g torque
Connector
fixing screw
tightening
torque
Stranded Crimp
ferrule
Signal con-
nectors
0.2...2.5 mm²
(AWG 24-14)
0.2. 2.5 mm²
(AWG 24-14)
10 mm
(0.3937 in)
- 0.2 Nm (0.1475
ft-lb)
1
Use the TE crimping tool TE-58433-3
1MRS759115 E Connecting
REX640
Installation Manual
69