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Thermal explosion from type drop type arrester
YUANKY
America, Europe, Britain, Australia, Southeast Asia, Philippines, I, Africa, French, Arabic
Yuanky thermal explosion drop‑type arrester is specially designed for overhead distribution power lines. Integrated with thermal explosion dropout disconnector structure, it provides reliable lightning over‑voltage protection for distribution network. When internal failure occurs, the dropout mechanism will act to isolate the faulty unit, avoiding sustained grid fault and facilitating quick on‑site inspection.
Technical Parameters
Item | HY5WS‑10/30DL HY5WS‑10/30DL‑TR HY5WS‑10/30DL‑TB | HY5WS‑17/50DL HY5WS‑17/50DL‑TR HY5WS‑17/50DL‑TB |
|---|---|---|
System rated voltage(kV r.m.s) | 9 | 10 |
Arrester rated voltage(kV r.m.s) | 10 | 17 |
Continuous operating voltage(kV r.m.s) | 8.0 | 13.6 |
DC reference voltage(U1mA) ≥kV | 15.0 | 25.0 |
0.75U1mA leakage current ≤μA | 30 | 30 |
Lightning impulse residual voltage ≥kV | 30 | 50.0 |
Switching impulse residual voltage ≥kV | 25.6 | 42.5 |
Square‑wave current capacity(2ms) ≤A | 150 | 150 |
Large‑current impulse withstand ≤kA | 40 | 40 |
Application scenario | Distribution | Distribution |