Ring main unit insulation tube
Category:
EMBEDDED POLES FOR RECLOSER & VCB
1. The outer surface is smooth, free of bubbles and cracks;
2. Pdwer frequency withstand voltage≥45kv/1min;
3. Lightning shock≥110kv/1min;
4. Appartial discharge14.4kV≤5pC;
5. Capacitance value25±5pF;
6. Gas tightness test using nitrogen mass spectrometer leak detector, leak rate<5*10-8 Pa.m2/S;
Keywords:
Ring main unit insulation tube
Description
Mode:12kV
1. The outer surface is smooth, free of bubbles and cracks;
2. Pdwer frequency withstand voltage≥45kv/1min;
3. Lightning shock≥110kv/1min;
4. Appartial discharge14.4kV≤5pC;
5. Capacitance value25±5pF;
6. Gas tightness test using nitrogen mass spectrometer leak detector, leak rate<5*10-8 Pa.m2/S;
