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Motorized Earthing Switch JN22B 40.5kV Ground Switch With 31.5kA Short Circuit Current
Motorized Earthing Switch JN22B 40.5kV Ground Switch With 31.5kA Short Circuit Current
Specifications
Brand Name :
MacweyTEK
Model Number :
JN22B-40.5
Certification :
IEC
Place of Origin :
China
MOQ :
1 pc
Price :
$100-$300
Payment Terms :
T/T
Supply Ability :
1000 pcs
Delivery Time :
8 days
Packaging Details :
carton
Name :
Earthing Switch
Rated voltage :
40.5KV
Rated short-time withstand current (4s) :
31.5kA
Rated short-circuit making current :
80kA
Rated peak withstand current :
80kA
Phase-to-phase distance :
300mm, 350mm, 400mm
Description

JN22B 40.5kv Motorized Earthing Switch Grounding Knife Indoor High and Medium Voltage Switchgear Earthing Switch


JN22B-40.5/31.5 indoor high-voltage earthing switch (hereinafter referred to as earthing switch)is a new product developed by the company.Its performance meets the requirements of GB1985-2004 High-voltage alternating-current disconnectors and earthing switches and IEC62271-102:2002,it is suitable for three-phase power systems of AC 50Hz and rated voltage 40.5kV,it can be used withKYN61 -40.5 high-voltage switchgear and other high-voltage switchgears,and acts as a ground protection device during maintenance of high-voltage electrical equipment.

Its structure is simple and compact,with excellent performance,is easy to be operated with small angle.It is similar to JN15-12 series,its connection and transmission parts are exchangeable with JN15-12.


Service conditions

1.Altitude not exceeds 1,000m:

2.Ambient air temperature:-25℃~+40℃;

3.Seismic intensity:≤Ms8;

4.Installation site should be free of fire,explosive danger,heavy dust,chemical corrosion or severe vibration.


Item

Unit

Data

Rated voltage

KV

40.5

Rated short-time withstand current(4s)

kA

31.5

Rated short-circuit making current

kA

.80

Rated peak withstand current

kA

80

Phase-to-phase distance

mm

300,350,400

Rated insulation level

Rated short-time power frequency withstand voltage(1min)

kV

Phase-to-ground and phase-to- phase

95

Rated lightning impulse withstand voltage

185


Motorized Earthing Switch JN22B 40.5kV Ground Switch With 31.5kA Short Circuit Current

Product model

E

L

D

JN22B-40.5/31.5-300

300

1100

696

JN22B-40.5/31.5-350

350

1150

796

JN22B-40.5/31.5-400

400

1200

896


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Motorized Earthing Switch JN22B 40.5kV Ground Switch With 31.5kA Short Circuit Current

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Product Detail
Brand Name :
MacweyTEK
Model Number :
JN22B-40.5
Certification :
IEC
Place of Origin :
China
MOQ :
1 pc
Price :
$100-$300
Contact Supplier
Motorized Earthing Switch JN22B 40.5kV Ground Switch With 31.5kA Short Circuit Current

Ningbo Macwey Industrial Technology Co.,Ltd

Verified Supplier
1 Years
ningbo
Since 2013
Business Type :
Manufacturer, Distributor/Wholesaler, Exporter
Main Products :
MV Switchgear, Switchgear Accessories, MV Circuit Breaker
Total Annual :
$31000000-$35000000
Employee Number :
>218
Certification Level :
Verified Supplier
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