The EK6(JN15A)-12/31.5 is a high-performance indoor AC grounding switch designed for 12kV medium-voltage power systems. This essential safety device provides reliable grounding protection for electrical equipment during maintenance operations, ensuring personnel safety and preventing accidental energization of isolated circuits.
Aierway EK6(JN15A)-12/31.5 Indoor High Voltage AC Grounding Switch
Description
Product introduction
The EK6(JN15A)-12/31.5 is a high-performance indoor AC grounding switch designed for 12kV medium-voltage power systems. This essential safety device provides reliable grounding protection for electrical equipment during maintenance operations, ensuring personnel safety and preventing accidental energization of isolated circuits.
Applying ambient Conditions
1.Altitude not exceeding 1000m
2.Ambient air temperature: upper limit +40°C, lower limit -25°C
3.Earthquake intensity not exceeding 8 degrees
4.Daily average relative humidity not exceeding 95%, monthly average not exceeding 90%
5.Pollution level: Ⅱ
Technical data table
| Project | Unit | Data |
|---|---|---|
| Rated voltage | kV | 12 |
| Rated short-time withstand current | kA | 31.5 |
| Rated short-time duration | s | 4 |
| Rated short-time making current | kA | 80 |
| Rated peak withstand current | kA | 80 |
| Rated insulation level/Power frequency withstand voltage (1min) | kV | Pole to ground and phase to phase/42 |
| Rated insulation level/Lightning impulse voltage | kV | Pole to ground and phase to phase/75 |
| Mechanical life | Time | 2000 |
Outline and dimensions of installation
