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When the PLC control is used on advanced version TeSys Giga contactors, do we still need to connect A1/A2 ?

AC or DC control voltage input to A1-A2 is a must and this control voltage defines the proper functioning of the contactor. When the PLC input is ON, the contactor operation can be controlled by the 24V DC PLC signals.

Please refer to the below schematic extracted from catalogue page:

image.png


Released for: Schneider Electric Canada
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