Cable ground box
Introduce: The cable ground box is used in 33kV ~ 220kV power system, to protect the cable from over-voltage damage in layer insulation with AL cast or stainless steel. All the conduct are Cu.

Standard: GB 50217

Technical parameters:
1. Ambient temperature: -50 ~ +50
2. Rated voltage: 10kV ~ 220kV
3. Rated frequency: 50Hz, or 60Hz
4. Power voltage, 5S: 3kV
5. Squire voltage, 2mS: 400A or 600A, 18 times
6. Udc 1mA: 4.5kV