Operating Conditions:
1. Altitude ≤ 1000m
2. Relative humidity ＜95%
3. Ambient temperature –25℃~+45℃
4. Indoor installation
5. Seismic intensity ＜ Magnitude 8
6. No fire, explosion, severe pollution or strong vibration
Features:
1. New environmentally friendly solid insulation material
2. Vacuum arc extinction, direct‑acting disconnector
3. Fully sealed and fully insulated cable entry/exit
4. Modular expandable, multiple wiring schemes
5. Visible disconnection, electric operation and FTU smart capability
Key Technical Parameters:
1.Rated voltage: 12kV
2.Rated current: 630A
3.Rated frequency: 50Hz
4.1min power‑frequency withstand: phase‑earth/phase‑phase 42kV, across open contacts 48kV
5.Lightning impulse withstand: phase‑earth/phase‑phase 75kV, across open contacts 85kV
6.Rated short‑time withstand current: 25kA
7.Rated peak withstand current: 50kA
8.Vacuum breaker breaking capacity: 25kA
9.Control power: 24/48VDC, 220V AC/DC
Additional Information:
Computer interface available for online monitoring; contact us for details. （ custom‑made to drawings, Production cycle of 20‑30 days)
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