Forum Discussion
stevenal
Jul 25, 2019Nomad II
Sandia Man wrote:.
No circuit breaker required on adapters as your RV has a main breaker that will instantly open upon reaching its rated value
Not true, the breaker will pass rated current all day without tripping. It will enter an inverse time-current curve at about 125% of rating. Instantaneous tripping will occur once you get to 3 to 10X rating. Any breaker will only protect for faults and overloads downstream.
Sparkydave,
My profession as well, registered in the state I reside in. I won't be stamping the design proposed. In your appliance example, you are plugging your UL listed #18 wire device into a NEMA 5-15 or 5-20 receptacle without an adapter, else you would be violating its listing.
https://rvnerds.com/2017/06/12/power-adapter-101/
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