BZH51防爆防转换开关(ⅡB ⅡC)
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BZH51防爆防转换开关适用于易燃易爆场所完全工作,用于各种室内,外工作场所,中国煤炭行业,中石油,中石化,中海油,电力,治金,铁路,钢铁,船舶,部队,航空航天,公安消防,化工,政府部门,场馆,交通运输,及大型企业适用需要。
BZH51防爆防转换开关适用范围
.1区 2区危险场所.
.IIA IIB 类爆炸性气体环境.
.*要求llC类的请注明.
.温度组别;T1-T6.
Application
。Can be used in Zone l and Zone 2 dangerous places.
。Can be used in IIA IIB group explosive gas environment.
。*Please note if want llC or safety reinforced type .
。Temperatur classes;T1-T6.
BZH51防爆防转换开关产品特点
.铸铝合金铸造外壳,表面喷塑.
.内装转换开关,用于电流60A以下的电气线路中,作为电源引入开关,并可控制电动机起动,变速,停止,换向等.
.铜管或电缆布线均可.
.要求llC类的请注明.
Features
。The shell is of diecasted Al-alloy with plastic-sprayed surface.
。Inside is mounted conversion switch,rsed as power switch to control motor,adjust speed,convet direction
in the ystem of not more than60A,
。Use steeltubeor cable wiring.
。Please note if want llC or safety reinforced type .
BZH51防爆防转换开关型号含义 Model Meaning
BZH51防爆防转换开关主要技术数据 Main Technical Parameter
型号
Type 额定电压
Rated voltage
(V) 额定电流(A)
Rated current 防爆标志
Es-mark 电缆外径(φ,mm)
Cable's
outer diameter
BZH51-10/ 220/380 10 Exde II BT6
Exde II CT6 10~14
18~22
BZH51-25/ 25
BZH51-60/ 60
BZH51防爆防转换开关外型举例 Outline example
型号Type A B C D 备注Remark
BZH51-10/ 132 215 115 98 IIB
BZH51-25/ 185 240 160 130
BZH51-60/ 224 372 192 165
型号Type A B C D E F 备注Remark
BZH51-10/ 153 132 110 - 230 114 IIC
BZH51-25/ 214 190 164 113 360 186
BZH51-60/ 330 308 210 190 450 176