Surge Arrester Parameters
| Usage Place | Arrester Model | Rated Voltage (kV) Eff. | System Nominal Voltage (kV) RMS | Continuous Operating Voltage (kV) RMS | DC Ref. Voltage (U1mA) kV (≥) | Max Residual Voltage kV (Peak) – Surge Current | Max Residual Voltage kV (Peak) – Lightning Impulse | Max Residual Voltage kV (Peak) – Operating Impulse | 200μs Wave Current A (Peak) | 4/10μs Impulse Current A (Peak) | Max Leakage Current at 0.75 DC Ref. Voltage μA |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Substation (Z) | HY5WZ-3.8/13.5 | 3.8 | 3 | 2.0 | 7.2 | 15.5 | 13.5 | 11.5 | 150 | 40 | 50 |
| Substation (Z) | HY5WZ-5/13.5 | 5 | 3 | 4.0 | 7.2 | 15 | 13.5 | 11.5 | 150 | 40 | 50 |
| Substation (Z) | HY5WZ-7.6/27 | 7.6 | 6 | 6.0 | 14.4 | 31.0 | 27.0 | 23.0 | 150 | 40 | 50 |
| Substation (Z) | HY5WZ-10/27 | 10 | 6 | 8.0 | 14.4 | 31.0 | 27.0 | 23.0 | 150 | 40 | 50 |