Applicable environmental conditions for the equipment: 1 The altitude is less than 2000 meters. 2 The ambient temperature is between 0°C and 40°C. 3 The ambient humidity is less than 95%. 4 Severe weather such as thunder and lightning, heavy rain, snow and frost, and wind speed greater than or equal to 15m/s and stoppages are expected or occur. 6 Power supply: 380V 50Hz voltage fluctuation range does not exceed ±10%. 7 Seismic fortification level 7 degrees, 0.1g. 8 Ultimate wind pressure 0.5kN/㎡.