Customization: | Available |
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Certification: | ISO9001 |
Shell Material: | Steel Plate |
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The JN15-12/31.5 indoor AC high voltage earthing switch, manufactured by Yueqing Liyond Electric Co., Ltd., is an advanced product designed to meet the high-tech parameters required for modern switchgear systems. This switch, an improvement on the ES1 earthing switch, complies with GB1985 AC HV disconnect switch and earthing switch standards as well as IEC129 regulations. It is suitable for power systems operating at 3-12kV and three-phase AC 50(60)Hz, providing a high short-circuit making capacity to safeguard other electrical equipment from damage. It can be seamlessly integrated with various high voltage switchgear and serves as a protective component during high-voltage electrical equipment maintenance.
For detailed model specifications and their corresponding meanings, please refer to the product documentation provided by Yueqing Liyond Electric Co., Ltd.
Item | Unit | Data | ||
Rated voltage | kV | 12 | ||
Rated short-time withstand current | kA | 31.5 | ||
Rated short-circuit duration | s | 4 | ||
Rated short-circuit making current | kA | 80 | ||
Rated peak withstand current | kA | 80 | ||
Rated insulation level | PF withstand voltage(1 min) | kV | Phase to earth | 42 |
Lightning impulse withstand voltage | Phase to phase | 75 | ||
Mechanical endurance | time | 2000 |
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