CKJ20 160A 250A 400A 800A 1000A 110V 220V coil voltage contactor, switch contactor, vacuum contactor

  CKJ20 160A 250A 400A 800A 1000A 110V 220V coil voltage contactor, switch contactor, vacuum contactor   1. Detail description   This series of vacuum contactors main used for AC 50-60hz, main circuit rated voltage 1.6kv below the rated current from 630A-1000A power network systems for remote making and breaking and frequent starting and control of AC motors, transformers and capacitor banks and other occasions. Advantages: good compatibility, stable and reliable performance, free maintenance and long service life, is old-fashioned contactor is the ideal substitute of products   2. Main Tech-Parameter  

CKJ20 Series630A-1250A Large current   AC vacuum contactor
ModelTech parameter	630/1.6KV	800/1.6KV	1000/1.6KV	1250/1.6KV
Main circuit rated voltage (KV)	1.6	1.6	1.6	1.6
Main circuit rated current (A)	630	800	1000	1250
Main circuit making capacity (A/100times)	6300	6300	8000	8000
Main circuit break-make ability (A/25times)	5000	5000	6000	6000
Maximum break ability (A/3times)	6300	6300	8000	8000
Electricity life AC3(times)	60 0000	60 0000	60 0000	60 0000
Electricity life AC4 (times)	10 0000	10 0000	10 0000	10 0000
Mechanical life (times)	100 0000	100 0000	100 0000	100 0000
Rated operate frequency AC3 (times/h)	300	300	300	300
Rated operate frequency AC4 (times/h)	120	120	120	120
Clearance betweenopen contacts (mm)	3±0.2	3±0.2	3±0.2	3±0.2
Over travel (mm)	1.2±0.2	1.2±0.2	1.2±0.2	1.2±0.2
Secondary control voltage (v)	AC&DC:36 v 110v 127v 380vor can be customized

     Outline and installing dimension           Certifications              1. Company Introduction   Chennuo Electric is a high-tech enterprise,specialized in manufacturing high voltage vacuum contactors, outdoor & indoor high voltage vacuum circuit breakers, high voltage vacuum load switch, HV whole-sets electric equipments, automatic reactive compensation devices, and other products, widely used in coal, electricity, mining, cement, and chemical industry. All these products are deeply trusted by the customer! Over the years,CHENNUO firmly believe it is not enough only providing high quality products to the market. we will provide the overall solution of transmission and distribution technology for users and leading the industry development.   2. Company Overview