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- Tue May 31, 2011 4:15 pm
- Forum: QuickStart
- Topic: EST QS4 class A + class B initiating circuit w/Ground Fault
- Replies: 2
- Views: 5370
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...