简要说明：**性气体环境危险场所

BST防爆手电筒 BST Explosion-proof, Flashlight

1. 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. 户内、户外(IP55); 5. 可配装自镇汞灯、外镇汞灯、钠灯、金属卤灯。 1. For the dangerous sites with explosive air mixture: 1division, 2division; 2. Flammable gas, steam class: ⅡA、ⅡB 3. Temperatures classification: T1~T4; 4. Indoor and outdoor (IP55); 5. Suitable for self-ballasted mercury vapor lamp, External-oscillation Hg light, sodium lamp and metal halide lamp.       1. 外壳采用工程塑料成形，具有较好抗冲击能力和防腐蚀能力。 2. 高效的反光碗。 3. 透明窗采用聚碳酸酯注塑成形，透光率好，抗冲击性能好。 4. 具有调焦装置，可以进行散光和聚光调节。 5. 内置式开关，有较好的防水防尘性能。 6. 维修时采用专用工具，以保安全，拆卸方便。 7. 设计独特、外形美观，并配有卡扣，便于携带， 在救援或抢险工作中，可以发挥最大的效率。 8. 符合GB3836-2000, IEC60079, GB12476.1-2000,IEC01241标准要求。 1. the shell is formed up of engineering plastic with properties of impact-withstanding and corrosion-proof. 2. high efficient reflecting bowl. 3. the transparent window is formed by polycarbonate injection moulding. 4. it has focusing device, which can make adjustment of astigmatism and prefocus. 5. inner-lying switch, with the functions of good water-proof and dust-proof. 6. use special tools when maintaining, so that it is safe and is easy to dismount. 7. the curve-tube type is a kind of unigue design, and it is filled with buckle, which is convenient to carry and use and can elaborate the highest efficiency during the emergency. 8. suitable for GB3836-2000, IEC60079, GB12476.1-2000,IEC01241 standard request.