Nec Ocpd Ratings: 430.32

NEC overcurrent protective device (OCPD) ratings — standard ampere ratings for fuses and circuit breakers per Section 240.6(A), motor branch circuit protection per 430.52(C)(1), overload relay sizing per 430.32, and transformer OCPD sizing per 450.3

Electrical Engineeringnec_section: 430.323 rows
nec sectionrecord iddescriptiondevice typemotor typerating amp (A)standard
430.32thermal_overload_relay_any_service_factor_<_1.15_115AMotor running overload protection — % of motor FLC for SF < 1.15 and temp rise > 40°Cthermal_overload_relayany115NEC (NFPA 70) 2023 Section 430.32(A)(1)
430.32thermal_overload_relay_any_service_factor_>=_1.15_125AMotor running overload protection — % of motor FLC for SF ≥ 1.15 or temp rise ≤ 40°Cthermal_overload_relayany125NEC (NFPA 70) 2023 Section 430.32(A)(1)
430.32thermal_overload_relay_any_temperature_rise_<=_40C_125AMotor running overload protection — % of FLC for temp rise ≤ 40°C (or SF ≥ 1.15)thermal_overload_relayany125NEC (NFPA 70) 2023 Section 430.32(A)(1)

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