JN17-12/50 type indoor high-voltage grounding switch is a product produced and developed by our company with advanced technology, and its structure is assembled. The performance of the product meets the requirements of GB/T1985 High Voltage AC Disconnecting Switch and Grounding Switch and IEC62271-102:2002. Applicable to rated voltage 3.6-12kV three-phase AC 50Hz power system; it has a short-circuit shutdown capacity to protect the switchgear within the other electrical equipment from damage, can be used with a variety of high-voltage switchgear supporting the operation of the easy, convenient, but also as a high-voltage electrical equipment maintenance grounding protection.
Ambient condition:
1. Ambient air temperature:. Upper limit +40ºC, lower limit -25°C ; .
2. Altitude of sea level: not more than 1000m.
3. Humidity conditions: average daily relative humidity not exceeding 95%, average monthly relative humidity not exceeding 90%;.
4. Seismicity: not more than 8 degrees.
5. Filthiness level: Class II.
Parameters:
| Item |
Unit |
Data |
| Rated voltage |
kV |
12 |
| Rated short-time withstand current |
kA |
50 |
| Rated short-circuit duration |
s |
4 |
| Rated short-circuit making current |
kA |
125 |
| Rated peak withstand current |
kA |
125 |
| 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 |
Q: Could I have prices of your products?
A: Welcome. Please feel free to send us inquiry here. We will reply you within 24 hours.
Q: Can I get a sample before the bulk order?
A: Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.
Q: Can we print our logo/ company name on products?
A: Yes, of course, we accept OEM, then need you to provide brand authorization to us.
Q:Do you accept product customization?
A:Yes, of course, please provide specific drawings or parameters, we will quote you after evaluation.
Q: What is the lead time?
A: The lead time depends on the quantities ordered, generally within 7-20 days after receiving the payment.
Q: What is your Trade Terms?
A: We accept EXW, FOB, CIF, FCA, etc.
Q: What is your payment method?
A: We accept T/T, Western Union, Paypal, etc.
Q: Do you inspect the finished products?
A: Yes, each step of production and finished products will be came out inspection by QC department before shipping. And we will provide goods inspection reports for your reference before shipment
Q: How to solve the quality problems after sales?
A: Take photos of the quality problems and send to us for our checking and confirming, we will make a satisfied solution for you within 3 days.
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