Size AC disconnect switches for PV inverter output circuits per NEC 690.15 requirements.
Input Parameters
Results
--
Max AC Current
A
--
Continuous Current (125%)
A
--
Disconnect Rating
A
--
Disconnect HP Rating
HP
Note: AC disconnect must be rated for continuous duty and marked as "PV System Disconnect" per NEC 690.13. Load-break rated switches required.
Reference
Single Phase: I = Power / Voltage
Three Phase: I = Power / (V x sqrt(3))
Continuous = Max Current x 1.25
Disconnect >= Continuous current
HP = (Power x PF) / 746