昌吉CKJ5 400.630

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Product Description

Technical parameters:

Model

CKJ5- 400 /1140

CKJ5- 630 /1140

Main circuit rated voltage (V)

Main circuit rated voltage(V)

1140

1140

Main circuit rated current (A)

Main circuit rated current(A)

400

630

Main circuit making ability (A/100 times)

Main circuit making ability(A/100Ops.)

4000

6300

Main circuit breaking ability (A/10 times)

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

3200

4800

Ultimate breaking capacity (A/3 times)

Maximum break ability(A/3Ops.)

4500

6300

Electrical life AC3 (times)

Electricity life Ac3(Ops.)

600,000

600,000

Electrical life AC4 (times)

Electricity life Ac4(Ops.)

60,000

60,000

Mechanical life (times)

Mechanical life(Ops.)

3,000,000

3,000,000

Rated operating frequency AC3 (times/h)

Rated operate frequency AC3 (Ops./h)

600

600

Rated operating frequency AC4 (times/h)

Rated operate frequency AC4 (Ops./h)

120

120

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

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

2000

2000

Contact gap (mm)

Clearance between open contacts (mm)

2±0.2

2±0.2

Overtravel (mm)

Over travel (mm)

1±0.2

1±0.2

 

CKJ5-400, 630/1140 vacuum contactor structure and appearance diagram

 

1. Toggle arm 2. Clearance adjustment screw 3. Contact spring 4. Moving conductive clamp 5. Vacuum switch tube 6. Base 7. Static conductive rod clamp 8. Armature plate 9. Coil 10. Yoke plate 11. Trip spring 12. Auxiliary switch 13. Aluminum alloy base