Single Phase 1.14kV Vacuum Contactor - Low Voltage Vacuum Contactor, rated voltage 1140V, rated current 630~2500A
General Description:
Hai Bang Single Phase 1.14kV Vacuum Contactor – Type CKJ1-1.14D/D630~2500 is suitable for AC 50~60Hz power systems, main circuit rated voltage 1140V, rated current 630~2500A. This type of Single Phase low voltage Vacuum Contactor is mainly used as a grounding switch when a single-phase ground fault occurs. Single Phase 1.14kV Vacuum Contactor is used in electrical occasions that require single-phase control. The altitude of the environment where the 1.14kV Single Phase Vacuum Contactor is used does not exceed 1000 meters above sea level.
Technical Data:
| ame | Unit | Value | ||||
| Main circuit | Rated working voltage (Ue) | V | 1140 | |||
| Rated working current (Ie) | A | 630~ 2500 | ||||
| Rated frequency (fr) | Hz | 50~60 | ||||
| Rated connecting capacity | A | 4Ie (AC-4) | ||||
| Rated breaking capacity | A | 4Ie (AC-2) | ||||
| Ultimate breaking capacity | kA | 5 | ||||
| Rated short time withstand current | A/s | 4Ie/10 | ||||
| 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) | ||||
| 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 | |||
| Original opening time | ms | ≤150 | ||||
| Closing tripping | ms | ≤5 | ||||
| Remark: rated control voltage can be made according to customer’s requirements. | ||||||