产品名称: BAYD81系列防爆标志灯（ⅡB）
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，采用特有的压电
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 re
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.
主要技术参数 Main technical parameters
产品型号
Type 额定电压（V）
Rated voltage 额定功率（W)
Pated power
光源
Luminous source 应急照明时间(min)
Emergency lighting tme 防爆标志
Ex-mark 进线口螺纹
（G")
Inlet’s thread
质量(Kg)
Mass
正常照明
Normal lighting 应急照明
Emergency lighting 正常
Normal 应急照明
Emergency 正常
Normal 应急照明
Emergency
CBYD-P 220V/50Hz 6 9 20 U型荧光灯管
UFluorescent lamp tube 碘钨灯
lodin-tung-stem lamp 90 Exd II BT6 3/4 8.6
CBYD-T ≤3 电子发光板
Electronic luminescence board
120 6.6
标志牌代号(可根据用户要求特制）Marks code (can be custommed to user’s re)
护栏式(h)Fence tpe 法兰式（f)F