Connecting Current And Voltage Inputs - ABB Relion 650 Series Installation Manual

1MRK 514 013-UEN -
5.4.1
650 series
Installation Manual
GUID-56FBFBB8-3388-4473-AF87-B725AFEF57BA V1 EN
Figure 16: Fixed CT/VT Connector coding
1 CT connector coding
2 VT connector coding
3 Empty connector

Connecting current and voltage inputs

Connect the wires from the CTs/VTs to the correct device according to the phase
order and the connection diagram. Each terminal for CTs/VTs is dimensioned for
2
one 0.5...6.0 mm wire or for two wires of maximum 2.5 mm
To help connecting the current and voltage inputs, the connector pair is marked
with symbols. For a current input, the connector pair forms a circle. Whereas a
voltage input, the connector pair forms two half-circles.
GUID-61D346C6-30D8-468A-8641-654864811C53 V1 EN
Figure 17: CTVT connector symbols
1 VT symbol
2 CT symbol
Section 5
Connecting
2
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