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CKJ5 Horizontal

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.
Rated operation voltage:  AC50Hz, 380V, 660V, 1140V
Rated operation current:  250A, 400A, 600A(600V time).
The conventional thermal current of main line:  250A, 400A, 600A
Rated voltage of control electric circuit:  AC50Hz, 36V, 127V, 220V, 380V
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Main technical parameter

  • Rated operation voltage: AC50Hz, 380V, 660V, 1140V
  • Rated operation current: 250A, 400A, 600A(600V time).
  • The conventional 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).

CKJ5 Horizontal (4) CKJ5 Horizontal (5)