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发表于 2014-4-17 19:32
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来自: 中国上海
需要
参见DNV规范Pt.5 Ch.3 Sec.6 A201
201 Electric fan motors shall not be installed in ventilation ducts for hazardous spaces unless the motor is
certified for the same hazard zone as the space served.
除非是认可的防爆风机,否则不可用于危险区域。
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