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JN15A-12kv Indoor AC High Voltage Earthing Switch
    Publish time 2019-02-21 10:53    
JN15A-12kv Indoor AC High Voltage Earthing Switch
JN15A-12kv Indoor AC High Voltage Earthing Switch

Product introduction
JN15A -12 indoor HV earthing switch absorbs advanced new technics from domesitc and overseas. 
It conforms to GB 1985 AC HV disconected switch and earth switch,relative standards IEC62271-102. 
The apparatus applies to power system of rating below 12/24/40.5, and AC 50/60HZ. It is suitable for 
various types HV switchgear for earthing protection.The holistic earthing switch consists of basis,
supporting insulator,main axis,main blade,fast spring,fixed and moving contact. Addtional electronic 
display also available according to the user's requirement.

Ambient Condition
1.Altitude: ≤1000m; 
2.Ambient temperature: -25℃ ~ +40℃
3.Ralative humidity:daily average ≤95%, monthly average ≤90%;
4.Earthquake intensity: ≤8 degree


Product Features
1.Advanced design and steady performance.
2.Simple structure,simple mounting and adjustment.
3.Quick breaking and making capability.
4.Beautiful appearance and delicate manufacture technics.
5.Usable and scientific,available operation on both two sides(right and left).


Technical Specification

Item

Unit

Data

Rated voltage

kV

12

Rated short time withstand current

kA

31.5

Rated short circuit duration

s

4

Rated peak withstands current

kA

80

Central distance between poles

mm

150,210,230,250,275

1 min PF withstand voltage

kV

42

Lightning impulse withstand voltage

kV

75













Technical Dimensions


Phase space

A

B

B

D

275

275

674

785

646

250

250

624

735

596

230

230

584

695

556

210

210

544

655

516

150

150

424

535

396








Tel: 0086-574-88431113

Fax: 0086-574-88478873

Email: info@macwey.com

Web: www.macwey.com

Add: No.218 Weier Road,Chongshou

　　　Industrial Park, Cixi City

　　　(Ningbo), China

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Tel: 0086-574-88431113

Fax: 0086-574-88478873

Add: No.218 Weier Road,Chongshou Industrial

         Park, Cixi City(Ningbo), China

Email: info@macwey.com

Web: www.macwey.com

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