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ZCSB explosion-proof solenoid valves
Product Name:
ZCSB explosion-proof solenoid valves
Description:

ZCSB防爆电磁阀是把设备可能点燃爆炸性气体混合物的部件全部封闭在一个外壳内,其外壳能够承受通过外壳任何接合面或结构间隙,渗透到外壳内部的可燃性混合物在内部爆炸而不损坏,并且不会引起外部由一种、多种气体或蒸气形成的爆炸性环境的点燃,把可能产生火花、电弧和危险温度的零部件均放入隔爆外壳内,隔爆外壳使设备内部空间与周围的环境隔开。隔爆外壳存在间隙,因电气设备呼吸作用和气体渗透作用,使内部可能存在爆炸性气体混合物,当其发生爆炸时,外壳可以承受产生的爆炸压力而不损坏,同时外壳结构间隙可冷却火焰、降低火焰传播速度或终止加速链,使火焰或危险的火焰生成物不能穿越 隔爆间隙点燃外部爆炸性环境,从而达到隔爆目的。

防爆电磁阀安装尺寸

 

 性能参数
防爆标志
Exd II BT3 d II BT4
制造标准
GB3836.1-2000、GB3836.2-2000
外壳温度
T3:≤200℃、T4:≤135℃
出线接口
内螺纹M20X1.5或1/2
环境温度
-40~+60℃
电源电压
AC220V、DC24V(其它可做特殊订货)
相应型号
BZBS/BZQDF/BZBSF/BZCH等先导装置
使用场合
通用要求防爆环境,周围环境种类分为I类和IIA、IIB、IIC类天然气、煤气、液化气等气体或其它流体。

特点:带有防爆接线盒、防爆外壳热锻成型更加安全可靠

㈠ 订货须知:
  
①防爆电磁阀型号②防爆电磁阀公称通径③防爆电磁阀公称压力④防爆电磁阀工作介质⑤防爆电磁阀
工作压差⑥防爆电磁阀介质温度⑦防爆电磁阀电源电压及频率⑧防爆电磁阀介质粘度。
                             +22
电磁阀正常工作时的电压为220V     V 如超过此范围,请订货时注明电压波动量。其它规
                -15
  格电源电压可做特殊订货。
                              

阀门的开通时间达12小时以上,请选用开式电磁阀。当使用环境周围有易燃易爆品,请选防爆电磁阀

当使用的场合非常重要或环境比较复杂时,请您尽量提供设计图纸和详细参数,由我们的良科阀门公司专家为您审核把关。

特殊订货:
 
①如您选购氟橡胶膜片(Viton)则在订单中注明V,其介质量高温度可达到130℃;如您选
购三元乙丙胶膜片(EPDM)则注明E,其介质最高温度可达到110℃。
 
②需要法兰连接可在订货时说明。


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