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1. for the dangerous sites with explosive air mixture:
1 division、2 division;
2. flammable gas, steam class: ⅱa、ⅱb;
3. temperatures classification: t1~t4;
4. indoor and outdoor (ip54).
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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. 户内、户外 (ip54)。
| | | | | | | | 防护等级
protection category | 防爆标志
explosion-
proofing marker | 防腐等级
corrosion-
proofing grade | | 电缆外径(mm)
cables outside
diameter | 2, 3, 4, 6, 8, 9, 12, 15 | ip54 | exd ⅱbt4 | w, wf1; wf2 | g3/4 | φ10~φ15 |
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1. 适用于交流50hz、电压220v/380v、功率15kw以下电
路中；
2. 可作为油箱、水箱、反应塔、罐等设备加热用；
3. 铸铝合金外壳，表面喷塑；
4. 钢管或电缆布线。
1. apply for the circuit under ac 50hz、voltage 220/380v,
and power 15kw;
2. for heating the equipment like, oil tand, water tank,
reaction tower and tank;
3. diecasted al-alloy shell with plastic-sprayed surface;
4. steelpipe and cable wiring. |
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