ECN Forum Forums General Topics of the Trade General Discussion Area 3 Phase Power (490 volts on a 480 volt system)

Leland, frenchele,and iwire,

Thank you for all your responses. It's greatly appreciated. I didn't think it was a problem, but I have a customer and his A/C mechanic is advising him not to run his unit. I feel bad for the customer because he's at a loss for what to to do.

Thanks again!!!!