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Quick Details

  • Place of Origin: Zhejiang, China (Mainland)
  • Brand Name: HUYU
  • Model Number: CKJ5
  • Electricity Type: AC
  • Number of Pole: 3
  • Phase: 3
  • Main Circuit Rating Voltage: 1140V
  • Main Circuit Rating Current: 660A

Packaging & Delivery

Packaging Details standard export carton
Delivery Time within 15days


1.CKJ5 Series ac vacuum contactor conforms to CE,ISO9001
2.Short leading time
3.10 years experience


CKJ5 is applied to connect and break the circuit in remote distance,to frequent start and control AC motor in the electric power system of AC 50Hz, 1140V and max 660A. It can also be combined with various protection devices into electromagnetic starter, especially applicable in the combination of explosion-proof electromagnetic starter.


Main technical parameter:

Rated operation voltage: AC50Hz, 380V, 660V, 1140V

Rated operation current: 250A, 400A, 600A(600V time).

The coventional thermal current of main line:

250A, 400A, 600A

Rated voltage of control electric circuit:

AC50Hz, 36V, 127V, 220V, 380V.

Auxiliary contacts: 3NO, 3NC.

Rated operation frequency:

(1) AC3 300T/h.

(2) AC4 120T/h.

(3) Short time operation (20s).

The making-breaking capacity of main loop: making 10le.

breaking 8le.

The limited breaking capacity: 4500A/250, 400; 6000A/600.

Electrical life: AC360 (104T).

Mechanical life: 300 (104T).

Parameter of CKJ5-250 control loop


Control voltage
Control power supply

Auxiliary contact capacity







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