Professional JN15 12 31.5 Indoor High Voltage Earthing Switch
Robust Grounding Solution with High Short Circuit Making Capacity
Descrição do produto
Model No.: JN15-12/31.5
This indoor high voltage earthing switch is an advanced safety component designed for 12kV power systems and metal clad switchgear like KYN28. It is specifically engineered to provide reliable grounding protection and features a high short circuit making capacity of 31.5kA to ensure equipment and operator safety.
Key Product Advantages
Proven Design: Based on the reliable JN15 series architecture for global compatibility.
Superior Safety: Equipped with a reliable spring powered closing mechanism for rapid operation.
Strict Compliance: Manufactured and tested in accordance with IEC 62271 102 standards.
Easy Integration: Compact structure suitable for various indoor switchgear mounting requirements.
Parâmetros técnicos
| Não. | Item | Unidade | Dados | |
| 1 | Tensão nominal | KV | 12 | |
| 2 | Rated short time withstand current | KA | 31.5 | |
| 3 | Rated short circuit withstand time | S | 4 | |
| 4 | Rated short circuit making current | KA | 80 | |
| 5 | Corrente suportável de pico nominal | KA | 80 | |
| 6 | Nível de isolamento nominal | 1 min frequência de alimentação tensão suportável | KV | 42 |
| Lightning Impulse withstand voltage | 75 | |||
| 7 | Vida mecânica | Tempos | 2000 | |
Desenho

| Specification | E | F | G | H | D | C |
| JN15-12/31.5-165 | 165 | 75 | 160 | 565 | 426 | |
| JN15-12/31.5-180 | 180 | 75 | 160 | 595 | 456 | |
| JN15-12/31.5-200 | 200 | 75 | 160 | 635 | 496 | |
| JN15-12/31.5-210 | 210 | 75 | 160 | 655 | 516 | |
| JN15 12/31.5 230 | 230 | 75 | 160 | 695 | 556 | 96 |
| JN15-12/31.5-250 | 250 | 75 | 160 | 735 | 596 | 96 |
| JN15-12/31.5-275 | 275 | 75 | 185 | 810 | 646 | 96 |


















