1. power: three-phase AC, 380V(special order 660V、440V or 220V), 50Hz(special order 60Hz)
voltage of control line 220V/50Hz(special order 60Hz); voltage of remote control 24VDC
2. working environment:
3. environment temperature: -20—+60℃(special order -60—+80℃)
4. relative humidity: ≤90%(25℃)
5. general and outdoor used at no flammable / explosive and non-corrosive fields; two kinds of explosion-proof product: dⅠ and dⅡBT4, dⅠused for non-extractive of coal mine; dⅡBT4 used for factory, suitable environment: ⅡA、ⅡB level and T1-T4
6. protection level: outdoor and explosion-proof IP55
7. working system: 10 minutes( can order 30 minutes)