Nema 6-20r receptacle wiring 277 volt lighting wiring diagram Volt timers
What is 277 volt
Dimmer volt
1 kva transformer primary 277 secondary 120/240 jefferson 411-0071-277
What is 277 voltWiring receptacle nema 20r outlet wire phase socket ground wires green connect hot side installed decade ago had original 277v light switch wiring diagram.
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