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1.Suitable for 12kV SF6-FREE RMU
2.Modular structure, compliant with State Grid Specifications
3.Dry air, nitrogen or mixed gases as insulating medium
4.Swich insulating components use environmental friendly plastic
5.VI use a three-phase integrated moulded structure, ensuring reliability
Ambient air temperature:
Maximum temperature +40°C,minimum temperature -40°C (permitted for storage and transport at -40°C)；
Humidity:
Average daily relative humidity≤95%;
Average monthly relative humidity <90%.
Place of use:
The ambient air must not be significantly contaminated by dust, smoke, corrosive gases, combustible gases, vapours, or salt mist. The location must be free from fire or explosion hazards, severe soiling, severe chemical corrosion, and intense vibration. Seismic intensity: not exceeding 8 degrees;
Altitude:
Suitable for use below 4000 metres; when installing the product at altitudes exceeding 1000 metres above sea level, this must be specifically noted to enable the manufacturer to adjust the product during production.
Model Composition and Meaning：
