Wuxi Haibang Mechanical & Electrical Manufacturing Co.,Ltd
Wuxi Haibang Mechanical & Electrical Manufacturing Co.,Ltd
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1.14kV 1000A Vacuum Contactor - low Voltage Vacuum Contactor, rated voltage 1.14kV, rated current 800A, 1000A, 1250A
General Description:
Hai Bang 1.14kV heavy current Vacuum Contactor – Type CKJ3-1.14J(D)/D-800~1250 is applicable on AC 50-60Hz power systems, rated voltage 1.14kV, rated current 800A, 1000A, 1250A. This type of 1.14kV vacuum contactor is used to Directly or remotely connect and disconnect the rotor circuit of the winding motor. Hai Bang 1.14kV Vacuum Contactor is widely used in phase advancers, soft-start cabinets, and high-frequency electric furnaces. Hai Bang 1.14kV heavy current Vacuum Contactor is suitable for electrical control occasions requiring high current control under AC-1 or AC-2 usage category. The altitude of the environment where the 1.14kV Vacuum Contactor is used does not exceed 1000 meters above sea level.
Please refer to the categories for other types of 1.14kV Vacuum Contactors.
Technical Data:
| Name | Unit | Value | ||||
| Main circuit | Rated working voltage (Ue) | kV | 1.14kV | |||
| Rated working current (Ie) | A | 800A, 1000A, 1250A | ||||
| Rated frequency (fr) | Hz | 50~60 | ||||
| Rated connecting capacity | A | 4Ie (AC-2) | ||||
| Rated breaking capacity | A | 4Ie (AC-2) | ||||
| Rated overload withstand current | A/s | 4Ie/10 | ||||
| Ultimate breaking capacity | kA, time | 5kA/25times | ||||
| Power frequency withstand voltage | Wiring terminal to earth | kV | 4.2 | |||
| Vacuum breaks | kV | 10 | ||||
| Lightening impulse withstand voltage | kV | 8 | ||||
| Control circuit | Rated voltage (Us) | V | AC 110/220/380 | |||
| DC 110/220 | ||||||
| Rated power (Ps) electric holding | VA | ≤1000/100 (absorbing/holding) | ||||
| Rated power (Ps) mechanical holding | VA | ≤900/600 (Closing/opening) | ||||
| Auxiliary circuit | Form | (3a+2b) | ||||
| Rated value | AC 380V/5A, | |||||
| DC 380V/1A | ||||||
| Control circuit, auxiliary circuit to earth power frequency withstand voltage | kV | 2 | ||||
| Rated operating frequency | Long-term | time/h | 300 | |||
| Short-term | time/h | 600 | ||||
| Mechanical endurance | 10000 times | 100 | ||||
| Electrical endurance | 10000 times | 25(AC-2) | ||||
| Mechanical characteristics | Closing time | ms | ≤200 | |||
| 3-phase asynchronous time | ms | ≤3 | ||||
| Original opening time | ms | ≤100(electric holding), ≤60(mechanical holding) | ||||
| Closing tripping | ms | ≤5 | ||||
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Remark: 1. rated control voltage can be made according to customer’s requirements. 2. For the mechanical holding type, the locking device needs to be replaced every 100,000 times. 3. Can be used for 2kV. |
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