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BHZ51系列防爆转换开关(IIB、IIC)

型号含义 Model implication

适用范围 Applications

1.1区、2区危险场所或20区、21区、22区危险场所;
2.ⅡA、ⅡB、ⅡC爆炸性气体环境或可燃性粉尘环境;
3.户内、户外(IP54、IP65*);
4.温度组别:T1~T4/T5/T6;
5.应用于石油、化工、航天、军工等场所。
1.Hazardous: division 1 &2,or 20,21,&22;
2.Explosive gas atmosphers: class ⅡA ⅡB ⅡC or inflammable dust environment;
3.Indoor or outdoor(IP54,IP65*);
4.Temperature class:T1~T4/T5/T6;
5.Widely using in the fields of oil, chemical industry, spaceflight, war ind-ustru and so on.

产品特点 Features

1.壳体采用高强度合金铝一次性压铸成型,表面经高速抛丸清理后高压静电喷塑。外壳结构紧凑合理、材质密度高强度好、
防爆性能优良,表面塑粉附着力强具有良好的防腐能力,表面光洁,美观大方;
2.本产品在电压220~380V,电流10~60A的电气线路中作电源引入开关,并可控制电动机的起动、停止、变速、换向等。
3.钢管或电缆布线。

1.Shell made of high strength aluminum alloy casting off the surface after blast cleaning by high voltage electrostatic spray.Shell compact structure, high density material strength, Explosion-proof performance, the surface of plastic powderadhesion ability with good anti-corrosion, the surface smooth, elegant appearance;
2.The product is suitable for the circuit of 220~380V,10~60A, as power guiding switch, to start, stop, change speed orrevert the motor;
3.Wiring wuth steel tube or cable.

主要技术参数 Main technical parameters

型号 Type 额定电流
Rated current(A)
额定电压
Rated voltage(V)
电缆外径
Cable outer dia.(mm)
进线口螺纹
Inlet thread(G")
BHZ51-□/3
BHZ51-□/3
BHZ51-□/3
10
25
60
220/380 φ10~φ14
φ18~φ23
3/4~1
1~1 1/2

 

防爆标志
Ex-mark
防腐等级
Erosion-proof-class
防护等级
Degree of protection
ExdⅡBT6/T4等效于 Ⅱ2G ExdⅡBT6/T4(欧标)
ExdⅡCT6/T4等效于 Ⅱ2G ExdⅡCT6/T4(欧标)
DIP A20 TA,T6/T4等效于 Ⅱ1D ExtD A20 T6/T4(欧标)
WF1 IP54,IP65*

外形及安装尺寸 Outline&installation dimensions

型号 Type A B C D E F

BHZ51-10/3
BHZ51-25/3
BHZ51-60/3

110
131
180
117
142
190
134
157
215
7
9
10
217
255
343
105
130
175

 


产品关键字:供应厂家防爆开关
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