适用范围Application 
20区、21区、22区危场所。
含有爆炸性或可燃性粉尘环境.
Can be used in Zone 20 zone 21 and Zone 22 dangerous places.
Can be used in explosive or flammable dust atmosphere.
 
 
型号含义Model implication 
 
产品特点 Features 
铸铝合金外壳，表面喷塑。
透明标志牌可由用户自由选配
电子发光板式，采用***的压电
效应，在正常工作时几乎不耗电，
应急时间在2小时以上，且免维护，
降低了运行费用。
内装免维护镍镉电池组，在正常供
电下自动充电，事故或停电时应
急灯自动点亮。
钢管或电缆布线均可。
符合GB12476，IEC62141要求。
Diecasted aluminiumalloy shell with plastic-sprayed surface.
The transparent mark-plate can be chosen and matched to user’s requirement.
The electronic uminescence boardtype,uses special piezoelectricityeffect.
under the normal,it hardly consume the fime it can last several hours in
the emergency meanwhile,need no maintenaince and reduce the operation
cost use.
Under the normal power-supplying condi tionm the inner nickel-cadmium can
recharge automatically,so that,the emergency lamp will tum on automatically
when the power lose because of accident or power failure.
Suitable for both steelpipe and cable wiring.
Suitable for GB12476,IEC61241 standard request.