【摘要】 介绍了煤气爆炸危险场所的区域划分,说明了电气设备的防爆标志包括防爆型式、类别、级别和温度组别4个部分,对煤气场所防爆电气设备进行了选型,以防止电气火花的形成,减小煤气生产场所的爆炸危险。更多还原

【Abstract】 In this paper the division of explosive manufactured gas area is firstly introduced.It is explained that the explosion-proof signs of electrical equipment include four parts,model,sort,grade and temperature group.The explosion-proof electrical equipment is selected in explosive manufactured gas area in order to avoid the electrical spark and decrease the explosive hazards.更多还原