We have a production line that has 3 e-stop zones, and in each zone we have 1 master and 1 slave. I have been asked to look at converting the 3 zones in to 1 zone. I want to keep this as simple as possible but obviously stay within the current regulations and standards. I want to make 2 of the...
Do i have to do a Zs test on sockets that are fed from a centre tapped 110V transformer. I can't find any reference to the max Zs values of a nominal voltage of 55V to earth.
any help appreciated.
sparky
