CKJ5-1000A 1250A 1600A Vertical Vacuum Contactor Starters 1140V

CKJ5 series vacuum contactor is suitable for AC 50hz, rated voltage up to 1140v, rated current up to 1600a power circuit, for long-distance connection and disconnection of the circuit and frequent starting and control of AC motors, and is suitable for all kinds of protection, assembled into explosion-proof vacuum electromagnetic starter.

Advantages: good compatibility, stable and reliable performance, free maintenance and long service life, is old-fashioned contactor is the ideal substitute of products.

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CKJ5-1000A 1250A 1600A Vertical Vacuum Contactor Starters 1140V

Electrical Products

Working Environment
Technical Parameters
Dimensions

Normal working and installation conditions of CKJ5 series vacuum contactor

1. Surrounding air temperature: -5℃~+40℃, the average value of which does not exceed +35℃ within 24 hours; altitude of the installation site: not exceeding 2000m.
2. Atmospheric conditions: the relative humidity of the air at +40 ℃ does not exceed 50%; at lower temperatures can be higher relative humidity, the average monthly low temperature of the wet month does not exceed +25 ℃, the average monthly relative humidity of the month does not exceed 90%, and take into account the condensation of the product due to the temperature change.
3. Pollution level: Class 3.
4. Installation category: Class III.
5. Installation conditions: mounting surface and vertical inclination of not more than 15 ° ;
6. Shock and vibration: the product should be installed and used in places without significant shaking, shock and vibration.

Technical parameters of CKJ5 vacuum contactor

Main circuit rated voltage	kV	1.14
Main circuit rated current	A	1000	1250	1600
Main circuit making capacity	A/100 times	6000	6000	6000
Main circuit breaking capacity	A/10 times	4800	5000	5000
Limit breaking capacity	A/ 3 times	6000	6000	6000
Electrical life AC3	times	200000
Electrical life AC4	times	20000
Mechanical life time	times	1000000
Rated operating frequency AC3	times/h	100
Rated operating frequency AC4	times/h	120
Short-time operation	times/h	3000
Contact opening	mm	3±0.5
Over travel	mm	≥1.3