View Full Version : Carrier 50YH
05-08-2009, 08:06 PM
I serviced a Carrier 50YH at work the other day and was surprised that Carrier only used a 2 pole contactor for a 3 phase motor allowing one leg to always be hot. I checked the schematic to make sure it was correct and it was. What was the reasoning behind it?
05-08-2009, 08:17 PM
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