3 Phases Earthing Switch Manufacturers – JN22-40.5/31.5 Series High Voltage Earthing Switch – Timetric
3 Phases Earthing Switch Manufacturers – 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:
To meet the customers' over-expected satisfaction , we have our strong team to provide our best overall service which includes marketing, sales, designing, production, quality controlling, packing, warehousing and logistics for 3 Phases Earthing Switch Manufacturers – JN22-40.5/31.5 Series High Voltage Earthing Switch – Timetric , The product will supply to all over the world, such as: Adelaide, Latvia, Finland, Although continuous opportunity, we have now developed serious a friendly relationship with many oversea merchants, such as ones through Virginia. We securely assume that the merchandise regarding t shirt printer machine is often good through a great number of having its good quality and also cost.
By ROGER Rivkin from Namibia - 2018.06.19 10:42
Company director has very rich management experience and strict attitude, sales staff are warm and cheerful, technical staff are professional and responsible,so we have no worry about product,a nice manufacturer.
By Andrew Forrest from Pretoria - 2018.12.22 12:52
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