CKJ5 250

The company, with its strong technical force, complete equipment testing, mature production processes, rich technical experience, strict product quality assurance, sincere service attitude and after-sales service, provides users with excellent and distinctive products and services.

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CKJ5 250

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  • Product details
    • Commodity name: CKJ5 250
    • Commodity ID: CKJ5 250

    The company, with its strong technical force, complete equipment testing, mature production processes, rich technical experience, strict product quality assurance, sincere service attitude and after-sales service, provides users with excellent and distinctive products and services.

    Technical parameters and introduction:

    Model

    CKJ5-250/1140

    Main circuit rated voltage (V)

    Main circuit rated voltage(V)

    1140

    Main circuit rated current (A)

    Main circuit rated current(A)

    250

    Main circuit making ability (A/100 times)

    Main circuit making ability(A/100Ops.)

    2500

    Main circuit break-make ability (A/10 times)

    Main circuit break-make ability(A/10Ops.)

    2000

    Maximum breaking capacity (A/3 times)

    Maximum break ability(A/3Ops.)

    4500

    Electrical life AC3 (times)

    Electricity life Ac3(Ops.)

    600,000

    Electrical life AC4 (times)

    Electricity life Ac4(Ops.)

    60,000

    Mechanical life (times)

    Mechanical life(Ops.)

    3,000,000

    Rated operating frequency AC3 (times/h)

    Rated operate frequency AC3(Ops./h)

    600

    Rated operating frequency AC4 (times/h)

    Rated operate frequency AC4 (Ops./h)

    120

    Short-time operating frequency times/h (20S)

    Short time operate frequency Ops./h(20S)

    2000

    Contact gap (mm)

    Clearance between open contacts (mm)

    2±0.2

    Overtravel (mm)

    Over travel (mm)

    1±0.2

     

     

    CKJ5-250/1140 vacuum contactor structure and dimensional drawing

     

    1. Static conductive plate 2. Vacuum switch tube 3. Soft connection 4. Dynamic conductive head 5. Locking nut 6. Aluminum alloy base 7. Trip spring 8. Auxiliary switch 9. Base 10. Lever arm 11. Gap adjustment screw 12. Contact spring

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