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1)  flame-proof feed switch
隔爆型真空馈电开关
2)  flame-proof feeder switch for mine
矿用隔爆型馈电开关
1.
For some link gear to flame-proof feeder switch for mine which sometimes faults appear is redesigned.
对时有故障发生的某型号矿用隔爆型馈电开关联动机构作了重新设计;简化了机构,降低了机械加工精度,增加了动作可靠性,降低了生产成本和售后服务费用。
3)  high-voltage explosion prevention switch
隔爆高压真空配电开关
1.
The improvement on integration of instruments for PB4 series high-voltage explosion prevention switch;
介绍PB4系列矿用隔爆高压真空配电开关综合保护改进过程,阐述了工作原理及改造过程。
4)  flameproof feed switch
隔爆馈电开关
1.
This paper introduces a new type vacuum circuit-breaker by analyzing the current mine flameproof feed switches.
本文在分析国内矿用隔爆馈电开关现状的基础上介绍了一种新型真空断路器,并阐述其作为隔爆馈电开关内装元件的优越性。
2.
Mine flameproof feed switch is a critical kind of equipments in the field of coal mine power supply and distribution system , and As a power distribution system , it is mainly used in the dangerous environment of coal mine which is full of hazard gas and coal dust and easy to explode to control and protect the low voltage power supply network.
矿用隔爆馈电开关是煤矿井下配电系统的关键设备,作为配电开关,用于含有瓦斯或煤尘等爆炸危险环境的矿井中,控制和保护低压供电网络。
3.
This paper introduces a new type vacuum circuit-breaker by analyzing the current mine flameproof feed switches.
本文在分析国内矿用隔爆馈电开关现状的基础上介绍了一种新型真空断路器,并阐述其作为隔爆馈电开关内装元件的优越性。
5)  separate explosion and electrical feed back of switch with intelligent type
智能型真空馈电开关
6)  vacuum feed switch
真空馈电开关
1.
In this paper,an intelligent microprocessor protector of vacuum feed switch is introduced in detail.
本文介绍一种真空馈电开关智能化微机保护器。
补充资料:隔爆型电气设备
分子式:
CAS号:

性质:具有能承受内部爆炸性混合物爆炸的高压而不致破裂或变形,而且内部爆炸不致通过外壳上任何结合面或结构孔洞引起外部混合物爆炸的防爆型电气设备。隔爆型电气设备的外壳用钢板、铸钢、铝合金、灰铸铁等材料制成。压力试验时,其外壳应能承受1.5倍爆炸压力的静压或动压。

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