Use conditions
★Ambient air temperature; maximum temperature +40℃, minimum temperature -25℃. Average daily temperature not exceeding 35℃. ★Humidity conditions: daily average relative humidity: ≤95%. Daily average water vapor pressure doesn’t exceed 2.2kPa; monthly average relative humidity: ≤ 90%, monthly average water vapor pressure does not exceed 1.8kPa. ★Altitude: 1000m and below. ★Earthquake intensity: no more than 8 degrees. ★No fire and explosion hazards; serious pollution, chemical corrosion and violent vibration of the place.Main features
★Equipment shell protection level IP3X. ★Adopts fully assembled structure, light and beautiful, can be installed in any combination, convenient for expansion and extension. ★Load switch, combination electrical apparatus, its installation method is flexible, can be installed on left and right side, positive installation, upside down ★Can configure fixed vacuum circuit breaker or vacuum load switch. ★It is equipped with perfect and reliable mechanical linkage and interlocking device, which can achieve "five prevention" function. ★Can be operated manually and electrically, and can have remote control function. ★Small volume, maintenance-free, three-phase linkage structure, with obvious isolation break. ★Equipment shell is made of high quality cold-rolled steel plate, with high mechanical strength, impact resistance and reliable wall mounting.Order instructions
★Power supply system characteristics: rated voltage, current, frequency. ★plan layout diagrams, primary system diagrams, secondary schematic diagrams. ★Operating conditions: maximum and minimum air temperature, moisture difference, humidity, altitude and pollution level, other external factors affecting the operation of the equipment. ★Special conditions of use, should be described in detail. ★Please attach a detailed description for other special requirements.