This series of vacuum contactor is a new product develop according to market demand, this series of high-quality vacuum switch select military factories, structural metal frame insulated bracket structure, have the advantage of solid and strong, stable and reliable performance, the main circuit center distance of 190mm, stroke distraction ability for 12kv below, altitudes greater than 2000-3000 m below the plateau and Hyperion for remote making and analysis and frequent start and control of AC motors, transformers and capacitors, and other occasions. We have two kinds: electromagnetic institutions and permanent magnet institutions

CKG4 Series AC vacuum contactor Special-purpose vacuum switch for HV reactive compensation devices
ModelTech parameter Parameter name	160/12KV	250/12KV	400/12KV	630/12KV	800/12KV
Main circuit rated voltage (KV)	12	12	12	12	12
Main circuit rated current (A)	160	250	400	630	800
Main circuit making capacity (A/100times)	1600	2500	4000	6300	8000
Main circuit break-make ability (A/25times)	1280	2000	3200	5000	6300
Maximum break ability (A/3times)	3200	4000	4500	6300	8000
Mechanical life (times)	100 0000	100 0000	100 0000	100 0000	100 0000
Electricity life AC3(times)	25 0000	25 0000	25 0000	25 0000	25 0000
Power-frequency withstand voltage for main circuit(fracture)(kv)	48	48	48	48	48
Phase-phase phase -to current withstand voltage(KV)	50	50	50	50	50
Lightning impulse withstand voltage (KV)	75	75	75	75	75
Rated operate frequency(times/h)	300	300	300	300	300
Terminal pressure(N)	>100	>100	>100	>100	>100
Clearance betweenopen contacts (mm)	7±0.5	7±0.5	7±0.5	7±0.5	7±0.5
Over travel (mm)	1.5±0.5	1.5±0.5	1.5±0.5	1.5±0.5	1.5±0.5
Total weight(kg)	35	35	35	35	35
Main circuit electric resistance (   μΩ )	≤200	≤200	≤200	≤200	≤200
Secondary control voltae(v)	ACorDC:110 220 380or can be customized