Connecting Analog Signals; Connecting Current And Voltage Inputs - ABB SMU615 Installation Manual

1MRS758405 C
5.4
5.4.1
SMU615
Installation Manual

Connecting analog signals

A connection diagram is needed to connect the analog signals.
When using the ring-lug type for CT/VT terminals, follow these steps.
1. Open the lid that covers the ring-lug fixing screw with the tip of a screwdriver.
Every fixing screw has its own lid.
2. Remove the fixing screw.
3. Slide the screw through the terminal lug and screw it back on.
4. Close the lid.

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
SIM0002 terminal X130 is dimensioned for one 0.5...2.5 mm
See the application manual for standard-configuration specific
current and voltage inputs.
Section 5
Connecting
2
.
2
wire.
39