does ground make any big difference?

Thread Starter

aka-rato

Joined May 11, 2012
58
I have a relay circuit to turn a compressor on and off, i have neutral and earth in place so i jst dont know where earth fits.
 

ErnieM

Joined Apr 24, 2011
8,377
The switch part to the compressor should only use hot and neutral.

Earth is a safety connection that should only attach to the workbox or such... otherwise you may pass it uninterrupted down to the compressor.
 
Top