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Whole Home Generator / Specific Room Breaker Tripping
Posted on 5/1/26 at 2:37 am
Posted on 5/1/26 at 2:37 am
5 year old house. Whole Home Generator for last 4 years and have experienced multiple short term (minutes) and long term (2-3 days) power failures. Within the last 2 weeks, we have had one outage that lasted 4 hours and one that lasted 5 minutes. Both times, a breaker would trip for a specific room. No big deal but that room has a refrigerator in it. Never has happened before (4 years and many outages). Appears to only trip when auto transfer switches to Generator. Does not trip when it switches back to regular power. No other breakers in the house are being tripped.
Only items on the breaker are fridge, router, Sonos, and a printer.
Any guidance would be appreciated!
Only items on the breaker are fridge, router, Sonos, and a printer.
Any guidance would be appreciated!
3
Posted on 5/1/26 at 3:11 am to captainahab
Is it an arc fault Breaker?
If not, breakers over time will get weak, an start tripping. Change out the breaker, see if that cures the problem.
If not, breakers over time will get weak, an start tripping. Change out the breaker, see if that cures the problem.
Posted on 5/1/26 at 4:44 am to captainahab
quote:
Change out the breaker, see if that cures the problem.
Do this or you could swap out the breaker with a matching one to see if the issue travels to the new circuit.
If it does, replace the breaker. If it doesn't there's another issue.
Posted on 5/1/26 at 7:28 am to LSUDad
Not an arc fault and not on a gfci circuit. Will replace the breaker. Many thanks for the quick responses!
Posted on 5/1/26 at 8:09 am to captainahab
Is it a 15 or 20 amp breaker?
An important note to remember is that circuit breakers can only handle about 80% of their overall amperage. That means a 15-amp circuit breaker can handle around 12-amps and a 20-amp circuit breaker can handle about 16 amps.
An important note to remember is that circuit breakers can only handle about 80% of their overall amperage. That means a 15-amp circuit breaker can handle around 12-amps and a 20-amp circuit breaker can handle about 16 amps.
Posted on 5/1/26 at 11:02 am to captainahab
If your generator has a load shedding module, it may be overloaded and thats the breaker that gets dropped. Not saying this is the culprit, but certainly plausible.
Posted on 5/1/26 at 3:48 pm to LSUDad
quote:
Is it a 15 or 20 amp breaker?
20 amp. Also the fridge is only 4 years old and it has never tripped a breaker. As mentioned, it has never tripped until recently and it only tripped when the generator kicked on.
Halliburton - from my understanding, the "smart load manager" is programmed to load shed the high draw items like HVAC, oven, electric drier, etc. You can flip the breaker while under Generator power and it works perfectly - even when the generator switches back to utility power.
Sure sounds like the breaker based on what others have suggested.
Thanks again for the replies folks!
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