12kV High Voltage Vacuum Contactor

1.Excellent breaking performance
2.It is suitable for power network systems below 12kV for long-distance connection and disconnection and frequent start-up and control communication. Motors, transformers, capacitor banks, etc.
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Product Details

This series of vacuum contactors are made of high-quality vacuum switch tube, metal frame and insulation bracket. They have excellent breaking performance and are suitable for power network systems below 12kV for long-distance connection and disconnection and frequent start-up and control communication. Motors, transformers, capacitor banks, etc.


Technical parameter of 12kV High Voltage Vacuum Contactor

Item

Unit

160/12kV

250/12kV

400/12kV

630/12kV

800/12kV

Rated voltage

kV

12

12

12

12

12

Rated current

A

160

250

400

630

800

Main circuit making ability

A/100 times

1600

2500

4000

6300

8000

Main circuit break-make ability

A/25 times

1280

2000

3200

5000

6000

Maximum break ability

A/3 times

3200

3200

4500

6300

8000

Mechanical life

million times

100

100

100

100

100

Electricity life AC3

million times

25

25

25

25

25

Engineering lock life

million times

10

10

10

10

10

Power-frequency withstand voltage for main circuit

kV

42

42

42

42

42

Phase to phase/phase to ground current withstand voltage

kV

42

42

42

42

42

Lightning impulse withstand voltage

kV

75

75

75

75

75

Rated operate frequency

Times/h

300

300

300

300

300

Engineering lock operate frequency

Times/h

30

30

30

30

30

Terminal pressure

N

˃100

˃100

˃100

˃100

˃100

Clearance between open contacts

mm

6±0.5

6±0.5

6±0.5

6±0.5

6±0.5

Over travel

mm

1.5±0.5

1.5±0.5

1.5±0.5

1.5±0.5

1.5±0.5

Weight

kg

30

30

30

30

30

Main circuit resistance

μΩ

≤200

200

200

200

200

The secondary control voltage

V

AC or DC:110/220/380 or customization


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