充砂型电气设备防爆措施及技术要求  

Equipment Protection by Powder Filling `q'

作　　者：刘国徽 杨乐光 

机构地区：[1]无锡哈电电机有限公司,江苏无锡214131 [2]浙江省高低压电器产品质量检验中心,浙江乐清325604

出　　处：《电气防爆》2009年第1期13-15,共3页Electric Explosion Protection

摘　　要：充砂型电气设备在工业中应用广泛,相对于其他防爆型式而言,很多人对充砂型电气设备还是比较陌生的。因此,文章专门对充砂型电气设备的定义、防爆原理及防爆结构进行了介绍。以便广大防爆产品制造企业能够正确理解充砂型标准的内容,把握充砂型产品的具体实质性要求。It is used widely in industry of electrical equipment protected by powder filling＇q＇, however it is not recognized as much as other explosion protected equipments comparably. For this purpose, the author introduces the definition and principle of the explosion protection type of powder filling, and the typical structure of electrical equipment with this type in details, in order to the better understanding of power filling for the Ex equipment manufacturers to the requirements of such equipments.

关 键 词：充砂型 防爆结构 外壳 

分 类 号：TM08[电气工程—电工理论与新技术]