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by devonb
Tue May 31, 2011 4:15 pm
Forum: QuickStart
Topic: EST QS4 class A + class B initiating circuit w/Ground Fault
Replies: 2
Views: 6939

EST QS4 class A + class B initiating circuit w/Ground Fault

We have a new customer that has a QS4 with a ground fault. We have isolated it to the circuit with all the smokes and pulls for the entire building. The circuit is Class A out to the modules, then from the modules it is Class B, conventional AND addressable devices mixed. (I think this is correct, a...