Danger!
Danger!Danger!
Danger!
The rated current of the utility power switch must be greater than the UPS input
current, otherwise the utility power switch may be burnt!
Recommended circuit breaker and contactor current specifications:
UPS power rating Input mode Breaker Contactor
10000VA
1 phase main input 80A ≥80A
3 phase main input 32A ≥32A
1 phase bypass input 63A ≥63A
3 phase bypass input 32A ≥32A
15000VA
1 phase main input 125A ≥125A
3 phase main input 50A ≥50A
1 phase bypass input 100A ≥100A
3 phase bypass input 50A ≥50A
20000VA
1 phase main input 160A ≥160A
3 phase main input 63A ≥63A
1 phase bypass input 125A ≥125A
3 phase bypass input 63A ≥63A
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