10KV vacuum circuit breaker insulation rod
1. The outer surface should be smooth and free of defects such as bubbles and cracks; 2. Unmarked tolerances shall be in accordance with IT14; 3. Withstand rated voltage ≥ 48kv/1min; 4. Lightning impulse ≥ 110kV. 5. Partial discharge capacity 14.4kV ≤ 5pC; 6. Tensile strength ≥ 1200N, flexural strength ≥ 120MPa
Ring main unit insulation tube
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；
1. The outer surface is smooth, free of bubbles and cracks； 2. The product adopts the EPOXY RESIN encapsulating vacuum interrupter process,The good performance of the electric performance of the pole is ensured; 3. Tolerates rated voltage≥42kv/1min; 4.Lightning shock≥85kv/1min； 5. Appartial discharge14.4kV≤5pC
Circuit Breakers – Recloser Insulators
1. The outer surface is smooth, free of bubbles and cracks； 2. The product adopts epoxy resin sealed vacuum interrupter and current transformer and voltage sensor process,The good performance of the electric performance of the pole is ensured; 3. Tolerates rated voltage≥48kv/1min; 4. lightning shock≥110kv/1min; 5. Appartial discharge14.4kV≤5pC; 6. Built-in current transformer and 2 voltage sensor
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