- Product name:Earthing switch
- Rated current:40.5KA
- Rated voltage:12KV
- rated short time withstand current:50
- rated short circuit withstand time:4S
- Certificate:ISO9001: 2000
- rated short circuit making current:80
- Poles number:4
- 1 min power frequency withstand voltage:42KA
- Mechanical life:2000 Times
- Place of Origin:CN;ZHE
- Certification:ccc
- Brand Name:YUFENG
- Model Number:JN17-12/50
- Max. Current:31.5KA
- Max. Voltage:12KV
JN17-12/50 12KV earthing switch
1. Model No.: JN17-12/50 12KV HV earthing switch
2. Standard: GB 1985-2004 AC HV disconnect switch and earthing switch, IEC129
3. Application:KYN-28, KYN61-40.5 HV switchgear and various types HV switchgear
4. Main function: Used for earthing protection
5. Central distance between poles: 280, 300, 350, 400
![K)8)(E0G6FPG]YA0H3`9TJ.png](https://icbu-1306369054.cos.ap-shanghai.myqcloud.com/describe/img/17380246016/1622017197859HTB1GV9cyfuSBuNkHFqD760fhVXay.png?imageMogr2/format/webp/auto-orient)
| Item | Item | data | |
| Rated voltoge | KV | 12 | |
| Rated short time withstand current | KA | 50 | |
| Rated short circuit withstand time | S | 4 | |
| Rated short circuit making current | KA | 100 | |
| Rated peak withstand current | KA | 100 | |
| Rated insulation leve | 1 min power frequency withstand voltage | KV | 42 |
| lightning Impulse withstand voltage | 75 | ||
| Mechanism life | time | 2000 | |
| Specification | E | F | C | H | D |
| JN17-12/50-210 | 210 | 50 | 185 | 655 | 516 |
| JN17-12/50-220 | 220 | 50 | 185 | 675 | 536 |
| JN17-12/50-230 | 230 | 50 | 185 | 695 | 556 |
| JN17-12/50-250 | 250 | 50 | 185 | 735 | 596 |
| JN17-12/50-275 | 275 | 50 | 210 | 810 | 646 |
FAQ
Q: Are you trading company or manufacturer ?
A: We are factory with more than 20 years experience in this field.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days
if the goods are not in stock, it is according to quantity.
Q:Do your company have a website ?
A:Please check :www.cnyufeng.cn
Q: What is your terms of payment ?
A: Payment=500USD, 30% T/T in advance ,balance before shippment.
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