China Wholesale Faulty Earth Leakage Switch Manufacturer – JN22-40.5/31.5 Series High Voltage Earthing Switch – Timetric
China Wholesale Faulty Earth Leakage Switch Manufacturer – JN22-40.5/31.5 Series High Voltage Earthing Switch – Timetric Detail:
Product definition
|
Model: |
JN22-40.5/31.5-□ |
|||
|
JN |
22 |
40.5 |
31.5 |
□ |
|
Indoor earthing switch |
Design No. |
Maximum volage (KV)
|
4S thermalstabliy currnt (KA)
|
Central distance between polesImm)
|
Introduction
JN22-40.5/31.5 series indoor HV earthing switch is researched and developed by XI’AN HV Electric research organization, with advanced design and steady performance,simple structures, simple mounting end adjustment suitable for electric power system with 40 5KV. Three- phase. AC 50Hz.As an earthing protection, it can be used in KYN□- 40.5 or other kinds of switchgears, also play a protective role in the high voltage electrical equipment overhaul. It is complied with GB 1985-2004 and IEC129 standard.
Working condition
●Altitude：≤1000m；
●Ambient temperoture：-10℃ ~+40℃ ；
●Earthquake intensity：≤8 degree；
●Appliable in the place without corrosive, flammable gas and water place
Mainly technical specification
|
No. |
ltem |
Unit |
Data |
|
|
1 |
Rated voltage |
KV |
35 |
|
|
2 |
Maximum voltage |
KV |
40.5 |
|
|
3 |
Rated short time withstand current |
KA |
31.5 |
|
|
4 |
Rated short circuit withstand time |
S |
4 |
|
|
5 |
Rated short circuit making current |
KA |
80 |
|
|
6 |
Rated peak withstand current |
KA |
80 |
|
|
7 |
Rated insulation level
|
I main power frequency withstand voltage |
KV |
95 |
|
Lightning Impulse withstand voltage |
185 |
|||
|
8 |
Central distonee between poles |
MM |
300；350；400 |
|
Outline overall and installing dimensions
Order notes:
1.Indicate product specification, rated voltage stability current, central distance between poles.
2.ifbevel gear mechanism needed,please indicate right or left operation mechanism according to the operation position shows in the drawing above.
3.If sensors with electric display device needed, please indicate type NO. 4.Please consult us if any special request.
Product detail pictures:
Related Product Guide:
The very rich projects management experiences and one to one service model make the high importance of business communication and our easy understanding of your expectations for China Wholesale Faulty Earth Leakage Switch Manufacturer – JN22-40.5/31.5 Series High Voltage Earthing Switch – Timetric , The product will supply to all over the world, such as: Jamaica, Nairobi, Angola, With more and more Chinese products and solutions around the world, our international business is developing rapidly and economic indicators big increase year by year. We have enough confidence to supply you both better solutions and service, because we've been more and more powerful, specialist and experience in domestic and international.
By Page from Ireland - 2017.09.22 11:32
This is the first business after our company establish, products and services are very satisfying, we have a good start, we hope to cooperate continuous in the future!
By John from Albania - 2017.03.28 12:22
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