| BAD51隔爆型防爆灯（ⅡB） BAD51 Flame-proof Type, Explosion-proof Lamp （ⅡB） 一、使用范围 1. 爆炸性气体环境危险场所：1区、2区； 2. 可燃性气体、蒸气级别：ⅡA、ⅡB； 3. 温度组别：T1~T4； 4. 可配装白炽灯; 5. 户内、户外（IP54，可按用户要求达到IP65）。 1. For the dangerous sites with explosive air mixture: 1division, 2division; 2. Flammable gas, steam class: ⅡA、ⅡB; 3. Temperatures classification: T1~T4; 4. Suitable for incandescent lamp; 5. Indoor and outdoor （IP54, It could be designed as IP65 according to user's requirements）. 二、型号含义 三、性能特点 1. 铸铝合金外壳，表面喷塑； 2. 压铸成形，结构紧凑，外形美观； 3. 壳上设有散热片，散热效果好； 4. 灯体采用螺纹紧固,性能稳定； 5. 钢管或电缆布线. 6. 符合GB3836-2000、IEC60079、GB12476.1-2000、 IEC61241标准要求。 1. Diecasted A1-alloy shell with plasic-sprayed surface; 2. Pressure-cast formation, compact structure and aesthetic appearance; 3. There is no radiating fin on the shell. It has good radiating result; 4. Screw thread is used in lamp body for fastening, so that work reliably. 5. Steelpipe and cable wiring. 6. Suitable for GB3836-2000、 IEC60079、GB12476.1-2000、IEC61241 standard request. 四、技术参数 | 
