Ningbo Guochuang Electrical Technology Development Co., Ltd.
Main products:arrester,lightning arrester,metal oxide varistor
Products
Contact Us
  • Contact Person : Ms. Xing Jinjun
  • Company Name : Ningbo Guochuang Electrical Technology Development Co., Ltd.
  • Tel : 0086-574-86306457
  • Fax : 0086-574-86302057
  • Address : Zhejiang,NINGBO,Qingshuipu,Zhenhai economic development zone., Ningbo, China
  • Country/Region : China
  • Zip : 315221

Metal oxide varistor

Metal oxide varistor
Product Detailed
Metal oxide varistor using 6-220kV series arrester Diameter of the metal oxide varistor is from 30 to 115 mm

Name

Typemm

Voltage per mm V/mm

U5kA/U1mA≤

U10kA/U1mA≤

0.75U1mA≤ μA

2ms rectangularcurrent capacityA

4/10μs high current impulsecapacitykA

Aging performance

The voltageloadingratio%

Kct ≤

D3

Φ30×25∼30

225

1.80

/

10

150

40

85

1.05

D3.5

Φ35×25∼30

225

1.75

/

10

250

65

85

1.05

D4

Φ42×25

220

1.71

/

15

350

65,100

85

1.05

D5

Φ53×25

215

1.66

1.76

15

600

100

85

1.03

D7

Φ70×22.5

205

/

1.71

20

1000

100

90

1.03

D7(annular)

Φ70/Φ26×22.5

205

/

1.73

20

800

100

90

1.03

D8.5

Φ85×22.5

200

/

1.68

20

1300

100

90

1.03

D8.5(annular)

Φ85/Φ26×22.5

200

/

1.70

20

1000

100

90

1.03

D10.5

Φ105×20

190

/

1.65

25

1800

100

90

1.02

D10.5(annular)

Φ105/Φ38×20

190

/

1.66

25

1500

100

90

1.02

D11.5

Φ115×20

190

/

1.63

25

2000

100

90

1.02

D11.5(annular)

Φ115/Φ38×20

190

/

1.65

25

1800

100

90

1.02

Metal oxide varistor

Metal oxide varistor



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