professional factory for Electric Motor Start Relay - JCZ5-12/7.2KV High-voltage Vacuum Contactor – Guoguang Electric

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JCZ5-12/7.2KV High-voltage Vacuum Contactor The series JCZ5 of high-voltage vacuum contactor are suitable for the distribution system of metallurgy, mine, petrol-chemistry and building, to control the equipment used electricity such as high-voltage motor of 7.2kV or under 7.2kV for JCZ5-7.2 type and 12kV or under 12kV for JCZ5-12 type, transformer and capacitor loading etc. Especially suitable for frequent operation domain. It features in its small volume, light weight and packaged design of ...


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professional factory for Electric Motor Start Relay - JCZ5-12/7.2KV High-voltage Vacuum Contactor – Guoguang Electric Detail:

JCZ5-12/7.2KV High-voltage Vacuum Contactor

The series JCZ5 of high-voltage vacuum contactor are suitable for the distribution system of metallurgy, mine, petrol-chemistry and building, to control the equipment used electricity such as high-voltage motor of 7.2kV or under 7.2kV for JCZ5-7.2 type and 12kV or under 12kV for JCZ5-12 type, transformer and capacitor loading etc. Especially suitable for frequent operation domain. It features in its small volume, light weight and packaged design of upper and lower arrangement. It is convenient to use and maintain, and is easy to form the complete equipment of F-C loop.

Technical Parameters

Main Technical Parameters

JCZ5-7.2J(D)

JCZ5-12J(D)

Rated Voltage

7.2kV

12kV

Rated current

800A, 630A, 400A, (200A)

800A, 630A, 400A,(200A)

Rated turn-on current

6300A, 4000A,(2000A)

6300A, 4000A,(2000A)

Rated interrupted current in maximum

5040A, 3200A,(1600A)

5040A, 3200A,(1600A)

Rated operating voltage

110/220V.AC

110/220V.AC

Contacts’ Industrial Frequency Bearing Voltage in OFF status

32kV

42kV

Switch-on coil pick-up voltage

≤DC6/3A

≤DC6/3A

Coil and current maintenance

DC0.32/0.16A

DC0.32/0.16A

Switch-off coil trip current

DC2.5/1.3A

DC2.5/1.3A

Rated operating frequency

300times/h

300times/h

Mechanical life

30*10times

30*104 times

Electricity life

AC-3

25*104 times

25*104 times

AC-4

10*104 times

10*104 times

Contact open space

4.5+1-0.5mm

6+1-0.5mm

super distance

1.5±0.5mm

1.5±0.5mm

Switch-on average speed

0.15±0.05mm/s

0.2±0.1mm/s

Switch-off average speed

0.45±0.15mm/s

0.6±0.1mm/s

Three phases switch-on synchronism

≤2.0ms

≤2.0ms

Contact spring time

≤5.0ms

≤5.0ms

Switch-on time

≤150ms

≤150ms

Fixed switch-off time

≤50ms

≤50ms

Several phases conductive circuit resistance(20℃)

≤250μΩ

≤250μΩ

Contact spring length in switch-on condition

34±1mm

36±1mm

38+-1mm (400A)

Weight

about 28kgs

about 32kgs

Parameters of auxiliary switches

Rated operating voltage V

Rated heat current A

Service life  (times)

Usage mode

Rated operating current  A

mechanics

electrics

DC

AC

AC 220V

6

≥5*106

≥2*105

DC11

 

0.4 A

DC 380V

6

AC11

4A 

 

The Figures of Installation Dimension

vv1 vv2 vv3 vv4 

 


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professional factory for Electric Motor Start Relay -
 JCZ5-12/7.2KV High-voltage Vacuum Contactor – Guoguang Electric detail pictures


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  • It can be said that this is a best producer we encountered in China in this industry, we feel lucky to work with so excellent manufacturer.
    5 Stars By Ann from Israel - 2016.03.28 12:22
    This supplier stick to the principle of "Quality first, Honesty as base", it is absolutely to be trust.
    5 Stars By Fanny from Singapore - 2015.06.28 19:27

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