NFPA 70E 车间电气安全标准
日期:2012-02-08 16:51
last, and direct current (dc) hazards, and recent developments in electrical design and Personal Protective Equipment (PPE).
Coverage of direct current hazards is the first of its kind in the U.S.
The rising demand for alternative energy systems such as photovoltaic and wind power present greater dc shock and arc flash hazard exposures to workers. To protect personnel, NFPA 70E includes a new shock protection boundary, hazard/risk table, and incident energy calculation for direct current systems
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