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What does the overload test consist of that a UL489 circuit breaker must pass?

OVERLOAD:
Up to 1600 A: 50 operations at 600% of rated current;
2000 and 2500 A: 25 operations at 600% of rated current;
3000 to 6000 A: three operations at 600% followed by 25 operations at 200% of
rated current.
The power factor shall be from to 0.45 to 0.50 lagging.


CTA-ID : 9157
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