31H7 ": Core series code, representing Schneider's specific low-voltage distribution protection component series;
NW ": Regional/characteristic identifier, corresponding to" NWEQUIP ", speculated to be" North America "or" New ", indicating market adaptation or product generation;
Suffix (such as current specification): The complete model identification should include the rated current suffix (such as "31H7-10" representing 10A rated current), please refer to the official model table for details.
2. Certification and Compliance
As a standardized product of Schneider, the 31H7 series must comply with the electrical safety standards of the target market:
North American market: UL 489 (Low Voltage Circuit Breaker Standard), CSA C22.2 No.5 (Canadian Low Voltage Electrical Standard);
Global market: IEC 60947-2 (International Low Voltage Switchgear Standard), CE certification (EU access);
Chinese market (if imported): CCC certification (China Compulsory Certification).

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