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| Customization: | Available |
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| Certification: | ISO9001 |
| Shell Material: | Steel Plate |
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Introducing the JN15-12/31.5 indoor AC high voltage earthing switch by Yueqing Liyond Electric Co., Ltd. This advanced product boasts high-tech parameters and improved performance based on the ES1 earthing switch. It complies with GB1985 AC HV disconnect switch and earthing switch standards as well as IEC129, making it suitable for power systems of 3-12kV and three-phase AC 50(60)Hz. With a short-circuit making capacity, it safeguards other electric equipment from damage and can be used with various high voltage switchgear, providing protection during high-voltage electrical equipment maintenance.
| 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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