What is the color code for the red and green wires on a Powerpact M P R frame and Masterpact shunt trip or UVR?
Masterpact and Powerpact
The red wire is common (DC negative) and connects to terminal C1 or D1.
The green wire is the hot switched wire and connects to terminal C2 or D2.
A third wire is present on a communicating shunt trip and must be connected to terminal C3 and must be kept connected to the C2 source continuously.