隔爆型防爆标志灯ⅡB 一、适用范围1区2区危险场所温度级别T1～T4■ApplicationCan be used in Zone 1and Zone2dangerous placesCan be used in IIA IIBgroup explosive atmosphereTemperature classification;T1～T4二、产品特点铸铝合金外壳，表面喷塑透明标志牌可由用户自由选配内装免维护镍隔电池组,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■FeaturesDiecasted aluminium alloy shess with plastic-sprayed surfaceThe transparent mark-plate can be chosen and matched to user s requirementUnder the normal power-supplying condition inner Nickel-Cadmium battery can recharge automatically so that the emergencylamp will turn on automatically when the power lose because of accident or power failure      三、主要技术数据■Main Technical Parameters额定电压（V）Rated voltage额定功率（W）Rated power光源Luminous source应急照明时间(min)Emergencylighting time防爆标志Explosion-proofingmarker进线口螺纹(G〃)lnletthread质量(kg)Weight正常照明Normallighting应急照明Emergentlighting正常Normal应急Emergent正常Normal应急Emergent60 Exd ll T43/41122062x82089U型荧光灯管 碘钨灯U fluorescent lodin-tungstenlamptube lamp标志牌代号Marks code(可根据用户要求特制Can be custiomoized to user s requirement)