GB 2820.12-2002 Reciprocating internal combustion engine driven alternating current generator sets - Part 12; Emergency supply of power to safety devices (English Version)
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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2002GB 2820.12-2002 Reciprocating internal combustion engine driven alternating current generator sets - Part 12; Emergency supply of power to safety devices