Off-Grid Solar Engineering Standards & Reference Design Calculation Hub
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National & Regional Solar Electrical Standards (5)
| Region | Standard Code | Title | Nominal AC Grid/Load | Conductor Table | PV Isc Safety Factor |
|---|---|---|---|---|---|
CN_GB |
GB/T 50797 & NB/T 32004 | 中国国家标准 (GB/T 50797 · 230V/50Hz) | 230V / 50Hz | metric_mm2 |
1.25x |
US_NEC |
NEC 2023 Art. 690 & UL 1741 | 美国国家电气规范 (NEC 690 · 120/240V 60Hz · 含RSD快速关断) | 120V / 60Hz | awg |
1.56x |
EU_IEC |
IEC 60364-7-712 & EN 50618 | 欧盟 IEC 标准 (IEC 60364-7-712 · 230V/50Hz · Type-B漏保) | 230V / 50Hz | metric_mm2 |
1.25x |
AU_ASNZS |
AS/NZS 5033 & AS/NZS 4777 | 澳新标准 (AS/NZS 5033 · 230V/50Hz · 强制屋顶DC隔离开关) | 230V / 50Hz | metric_mm2 |
1.25x |
JP_JIS |
JIS C 8990 & JET / PSE | 日本 JIS/JET 标准 (100/200V · 1.35倍裕量) | 100V / 50Hz | metric_mm2 |
1.35x |