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tripping

  1. General Electrical Discussion
    I've been posting on this forum about problems that I've been having with a large house that was recently trimmed out. Arc fault breakers would trip under NO load. I would not detect faults between hot/neutral hot/ground and neutral/ground. The breakers are type CH. Wago's (push in wire nuts)...
  2. General Electrical Discussion
    I am having trouble with a 5000 sq foot house i just trimmed out. The main panel is 200 amps. There is solar and 2 sub panels in different parts of the house. All breakers are from the cutler hammer series and are type CH. I have been experiencing GFI breakers tripping for no apparent reason...
  3. General Electrical Discussion
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  4. PLCs, VFDs, Motors and Controls
    Breaker keeps tripping Hello! I have an issue that I have been troubleshooting for a few days now and was hoping to pick a few brains to see if anyone has a suggestion. I have a pretty basic electrical system that runs a small motor (essentially a 50HP, 440Vac, 3 phase, 2 speed motor and brake)...
  5. General Electrical Discussion
    Under what circumstances would you replace an AFCI with a standard breaker, if any? Some jurisdictions require AFCI's if a new SE or sub-panel is installed, in old wiring. I've had the AFCI's tripping for no good reason and wonder what others are doing.
  6. General Electrical Discussion
    Hi everyone; it's been awhile. :) I hope everyone is having a nice New Year! Got a service call because a main breaker was tripping instead of the branch circuit when a tenant was using a space heater. I overloaded the circuit to confirm and sure enough, the main breaker tripped, but NOT the...
  7. Residential Electrical Forum
    I have having a nuisance problem with a 15a cb it keeps tripping randomly when there is barely any load at all. This breaker protects a bedroom that has one incadesent fixture and four receptacles. The only thing that is really used in this room is a computer and printer. I heard that some times...
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