CKJ5 Vacuum Contactor 220V 380V 440V 690V 1140V 80A 125A 160A 250A 400A 500A 630A 3 pole Vacuum Contactor

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Price:RUB 3,553.10 - RUB 11,843.66
Price in USD:Details


Product Overview


CKJ5 Vacuum Contactor 220V 380V 440V 690V 1140V 80A 125A 160A 250A 400A 500A 630A 3 pole Vacuum Contactor



CKJ5 series AC Vacuum Contactor is designed for long-distance making and breaking in circuit, frequency starting and controlling AC motor in the power system with AC 50 Hz-60Hz, rated operating voltage to 1140V. It also can be formed with thermal relay and all kinds of protection apparatus, as electromagnetic starter, especially applies to explosion electromagnetic starter and all sorts of power control equipment. It may apply to the department of mine, metallurgy, petroleum, chemical industry, power, communication transportation and so on.


Normal working and installation conditions

Ambient temperature: -25℃~+40℃

Altitude: ≤2000

Humidity: Relative humidity on daily average less than 95%, on monthly average less than 90%.

Water vapor pressure on daily average less than 2.2kPa, on monthly average less than 1.8kPa.

No normally violent vibration.


Main technical parameter

Model CKJ5-160/1140 CKJ5-250/1140 CKJ5-400/1140 CKJ5-630/1140
Rated working current (Ie) 80A, 125A, 160A 200A, 225A, 250A 400A 500A, 630A
Rated working voltage (Ue) 1140V
Rated frequency (fr) 50/60Hz
Rated making capacity (100 times) 10Ie
Rated breaking capacity (25 times) 8Ie
Limit breaking capacity (3 times) 2000A 4500A 4500A 6000A
Withstand Voltage (power frequency) 4200V
Control circuit Rated voltage (Us) AC. 220/380V, DC. 110/220V, or other Customerized control voltage
Withstand Voltage (power frequency) 2000V
Rated power (Ps) electric holding absorbing ≤600VA
holding ≤50VA
Auxiliary circuit Form 2a+1b 4a+3b
Withstand Voltage (power frequency) 2500V
Rated value AC 380V/5A, DC 380V/1A
fixed - moving contact distance 1.8±0.2mm 2.0±0.2mm
Overtravel 1.0±0.2mm
Final pressure 30±3N 78±7.8N 117.6±11.8N 196±19.6N
Rated operating frequency Long-term (AC-3) 600 times/h
Long-term (AC-4) 300 times/h
Short-term 3000 times/h 2000 times/h
Mechanical endurance 3,000,000 times
Electrical endurance AC-3 600,000 times
AC-4 60,000 times 20,000 times 5,000 times
Mechanical characteristics Closing time ≤200ms
Original opening time ≤160ms
3-phase synchronism ≤3ms
Closing tripping ≤10ms


Overall and installation dimension


0.0236 s.