Remove Now
Cancle

Disconnector

The series of GW4 disconnectors are of double-column horizontal rotating structures, the disconnectors completely meet with the requirements of IECC6227-102 and other international standards.

Description

Skype: liujingmec

liujing@mec.com.cn

The series of GW4 disconnectors are of double-column horizontal rotating structures, the disconnectors completely meet with the requirements of IECC6227-102 and other international standards. The products have all passed  type tests successfully conducted in the internationally famous KEMA Laboratory, Holland.

 

Technical Parameters for Disconnector

Item

Unit

GW4-40.5

GW4-72.5

GW4-126

GW4-145

GW4B-252

Rated voltage

kV

40.5

72.5

126

145

252

Rated current

A

3150

630/1250/2000/3150

2000

3150

Rated short time withstand

current (3s)

kA

40

25/31.5/40/50

40

50

Rated peak withstand current

kA

100

63/80/100/125

100

125

Rated short time Power frequency withstand voltage

To earth

 

KV

70

140

230

275

460

Across open contacts

80

160

265

315

530

Rated lighting impulse withstand voltage

To earth

 

KV

170

325

550

650

1050

Across open contacts

195

375

630

750

1200

Creepage

Mm/kV

25 or 31

Isolating distance after main contact open

mm

530

950

1250

1550

≥2450

Isolating distance after earthing blade open

mm

560

520

910

1180

≥1800

Bending force of porcelain insulator

N

4000

6000

Torsion force of porcelain insulator

N.m

2000

Rated static mechanical load of terminal (transverse/horizontal/vertical)

N

500

1000/750/1000

2000/1500/1250

Weight of single pole

Kg

100

275

325

375

950

Mechanical endurance

Time

 

≥5000

 

 

 

The series of GW4 disconnectors are of double-column horizontal rotating structures, the disconnectors completely meet with the requirements of IECC6227-102 and other international standards. The products have all passed type tests successfully conducted in the internationally famous KEMA Laboratory, Holland. Please contact us! Email: liujing@mec.com.cn

Year Established:

Business Type:Manufacturer, Trading Company

Management Certifiation:

Operational Address: