Nec Ocpd Ratings: 240.4(B)
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
| nec section | record id | description | device type | rating amp (A) | standard |
|---|---|---|---|---|---|
| 240.4(B) | circuit_breaker_or_fuse_next_standard_size_800A | Next higher standard OCPD rating permitted when conductor ampacity does not correspond to standard rating — applies only for OCPD ≤ 800A | circuit_breaker_or_fuse | 800 | NEC (NFPA 70) 2023 Section 240.4(B) |
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