H Haidy New Member Jan 2, 2010 #1 What's the difference in operation between "Instantaneous auxiliary contacts" and "Fault signalling auxiliary contacts"?
What's the difference in operation between "Instantaneous auxiliary contacts" and "Fault signalling auxiliary contacts"?
crutschow Well-Known Member Most Helpful Member Jan 2, 2010 #2 Without more information I would guess "none".