Nec Ocpd Ratings: 240.4(D)
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(D) | circuit_breaker_or_fuse_10_awg_30A | Maximum OCPD for 10 AWG copper conductor — NEC 240.4(D)(1) | circuit_breaker_or_fuse | 30 | NEC (NFPA 70) 2023 Section 240.4(D)(1) |
| 240.4(D) | circuit_breaker_or_fuse_12_awg_20A | Maximum OCPD for 12 AWG copper conductor — NEC 240.4(D)(2) | circuit_breaker_or_fuse | 20 | NEC (NFPA 70) 2023 Section 240.4(D)(2) |
| 240.4(D) | circuit_breaker_or_fuse_14_awg_15A | Maximum OCPD for 14 AWG copper conductor — NEC 240.4(D)(3) | circuit_breaker_or_fuse | 15 | NEC (NFPA 70) 2023 Section 240.4(D)(3) |
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