一、适用范围：1、爆炸性气体混合物危险场所：2区。2、爆炸性气体混合物ⅡA、ⅡB、ⅡC。3、温度组别：T1～T3。4、防爆标志：ExdⅡBT3。二、产品特点：1、铸铝合金外壳，表面喷塑。2、灯罩能快速开启，便于维修。4、镇流器接线盒可由用户选配。5、钢管或电缆布线均可。三、主要技术参数型号额定电压额定功率防爆标志电缆外经灯泡种类灯座代号进口螺纹G"ZXBGd-Z450□220 V450 WExd ⅡBT3Φ10-14mm自镇汞灯E403/4ZXBGd-G400□400 W高压汞灯ZXBGd-L400□400 W金属卤灯四、主要外形尺寸及安装形式：五：型号含义： ■安装、使用与维修﹒安装前应检查本产品铭牌上所列基本数据是否与实际使用条件相符﹒产品应可靠接地﹒无论何种接线须将引入装置密封圈压。﹒维修时必须切断前级电源后开盖﹒引入装置密封圈和橡胶垫均采用耐油橡胶3001制造，用户在使用、维修过程中若发现老化应与制造厂联系定购，并及时更换以确保防爆性能﹒在隔爆面上均匀涂以204-1防锈油脂后在投入使用﹒周围环境温度为-20～+400C﹒周围空气相对湿度不大于95%﹒在无显著摇动和冲出振动的地方﹒污染等级为3级﹒无破坏金属和绝缘的腐蚀性气体或蒸汽的地方 □Installation usage, maintenance.﹒Check the data before install it.﹒Product should be link to ground.﹒Cable should pressurized in to airproof quoit.﹒cut off power before maintenance.﹒In-build System and the rubber circle are made of oil-proof 3001, youshould contact our factory if the airproof quoit is damaged.﹒Mop up 204-4 antirust grease before use it.﹒The environment temperature is-20～+400C﹒The relative humidity of the air around the equipment is not over95%﹒No distinct shaking,concussion and libration﹒The pollution grade is 3﹒No corrosive gas and steam which can destroy the insulation of the metal■安装、使用与维修 ﹒安装前应检查本产品铭牌上所列基本数据是否与实际使用条件相符﹒产品应可靠接地﹒无论何种接线须将引入装置密封圈压。﹒维修时必须切断前级电源后开盖﹒引入装置密封圈和橡胶垫均采用耐油橡胶3001制造，用户在使用、维修过程中若发现老化应与制造厂联系定购，并及时更换以确保防爆性能﹒周围环境温度为-20～+400C﹒周围空气相对湿度不大于95%﹒在无显著摇动和冲出振动的地方    □Installation usage, maintenance. ﹒Check the data before install it.﹒Product should be link to ground.﹒Cable should pressurized in to airproof quoit.﹒cut off power before maintenance.﹒In-build System and the rubber circle are made of oil-proof 3001, youshould contact our factory if the airproof quoit is damaged.﹒The environment temperature is-20～+400C﹒The relative humidity of the air around the equipment is not over95%﹒No distinct shaking,concussion and libration    ■安装、使用与维修 ﹒安装前应检查本产品铭牌上所列基本数据是否与实际使用条件相符﹒产品应可靠接地﹒无论何种接线须将引入装置密封圈压。﹒维修时必须切断前级电源后开盖﹒引入装置密封圈和橡胶垫均采用耐油橡胶3001制造，用户在使用、维修过程中若发现老化应与制造厂联系定购，并及时更换以确保防爆性能﹒周围环境温度为-20～+400C﹒周围空气相对湿度不大于95%﹒在无显著摇动和冲出振动的地方    □Installation usage, maintenance. ﹒Check the data before install it.﹒Product should be link to ground.﹒Cable should pressurized in to airproof quoit.﹒cut off power before maintenance.﹒In-build System and the rubber circle are made of oil-proof 3001, youshould contact our factory if the airproof quoit is damaged.﹒The environment temperature is-20～+400C﹒The relative humidity of the air around the equipment is not over95%﹒No distinct shaking,concussion and libration  有防爆的地方 就有志信电气