Heater Overloads Keep Tripping During Startup

[Master Nater]

assuming 3-phase motor, i'd check to see if you're missing a leg or if the contactor has burnt up one of the contacts. amp each leg with clamp meter.

 

[retirede]

assuming 3-phase motor, i'd check to see if you're missing a leg or if the contactor has burnt up one of the contacts. amp each leg with clamp meter.

3 phase with a missing leg is not going to result in any rotation at all.

 

[NuTech.svcs]

start/run cap?

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