Connecting Current And Voltage Inputs - ABB RELION REX640 Installation Manual

Connecting
1
Figure 64: Identifying CT/VT color coding
1
2
Figure 65: Loose CT/VT connector coding
1
2
Figure 66: Fixed CT/VT connector coding
5.4.1

Connecting current and voltage inputs

Conventional instrument transformers
Each terminal for CTs/VTs is dimensioned for one 0.5...6.0 mm
for two wires of maximum 2.5 mm
72
Light gray pairs with short circuit
facility (CT), RAL7035
CT connector coding
VT connector coding
CT connector coding
VT connector coding
1
2 Dark gray pairs without short
circuit facility (VT), RAL7042
3 Empty connector
3 Empty connector
2
(AWG 14).
1MRS759115 E
2
2
(AWG 20-10) wire or
REX640
Installation Manual