产品名称:  BZM8050系列防爆防腐照明开关（ⅡC）
 
适用范围Application 
1区、2区危场所.
IIA、IIB、IIC类爆炸性气体环境
Can be used Zone 1 and Zone 2 dangerous places.
Can be used in IIA,IIB,IIC group explosive atmosphere.
 
型号含义Model implication 
 
主要技术参数 Main technical parameters 

额定工作电压（Ｖ）Ratedvoltage
 额定工作电流（Ａ）Ｒatedcurrent
 电缆外径（Φ,mm）Ｃable’s outside diameter  进线口螺纹（Ｇ"）Inlet’s thread  防爆标志Ex-mark 防护等级Protectioncategory 防腐等级 Corrosion-proof category  质量（Kg）Mass
220 10 10-14 3/4 Exed II CT6  IP65 WF2 0.7

 
*注：本产品通头配置G/34“，如用户要求通头配置为G1/2“或G1"请注明.通头为普通型通头，如用户要求采用复合密封型则请注明。
*Note:The product’s hea’s normal dimension is G3/4",please noted if it is G1/2"or G1" by use’s demand.Through
head is normal,please noted if the user demands combined seal type.
 
控制开关代号Ｃontrolling switch code 
触点组合型式
Contact compound type 
   
种类 Sorts  单极 Single-pole 双极Ｄouble-pole  串极 Series-pole  双控制 Double-controlled
代号　Ｃode A B C D
 
 
产品特点 Features  外形示意图 Main technical parameters 
外壳为增安型结构，采用高强度难燃塑料压制而成，外形美观且具有抗
静电耐冲击及稳定性好又耐腐蚀等优良性能。
内装控制开关为隔爆元件，为二极BK8030系列控制开关.
电缆布线.
符合GB3836-2000,IEC60079
The shell is of safety-in creased type which is made of rihidfame-resistant plastic
with aestheric appearance,functions of electrostatic-resistant,impulsion-with
standing,good stability and corrosion-proofing,etc.
Inside is arranged explosion-proof switch which is double-ploe Bk8030 series
Ｃablewirint.
Suitable for GB3836-2000,IEC60079 standard request.