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Transfer Switch Sizing

Size automatic transfer switch.

Enter connected load value.
A
Enter system voltage value.
V
Enter power factor value.

Results

Load kVA:
Calculated load kva value.
-kVA
ATS Rating:
Calculated ats rating value.
-A
Breaker Size:
Calculated breaker size value.
-A
Reference: TIA-942 Standards. NEC Article 700 emergency systems.