800A 1000A 1250A 3 pole vacuum contactors
Home Products Vacuum Contactor1.14KV Vacuum Contactor800A 1000A 1250A 3 pole vacuum contactors
Product Details
800A 1000A 1250A 3 pole vacuum contactors
| Name | Unit | Value | |||||
| Main circuit | Part numbers | GVC3-800A/1140V; GVC3-1000A/1140V; GVC3-1250A/1140V | |||||
| Rated working voltage (Ue) | V | 1140 | |||||
| Rated working current (Ie) | A | 800, 1000,1250 | |||||
| Rated frequency (fr) | Hz | 50~60 | |||||
| Rated making capacity | A | 4Ie (AC-2) | |||||
| Rated breaking capacity | A | 4Ie (AC-2) | |||||
| Withstand overload current capacity/s | A/s | 4Ie/10 | |||||
| Power frequency withstand voltage | Between phases, phase to earth | kV | 4.2 | ||||
| Vacuum breaks | kV | 10 | |||||
| Lightening impulse withstand voltage | kV | 8 | |||||
| Control circuit | Rated voltage1 (Us) | V | AC. 220/380 | ||||
| DC. 110/220 | |||||||
| Rated power (Ps) | Electric holding | VA | ≤1000/100 (absorbing/holding) | ||||
| Mechanical holding | VA | ≤900/600 (closing/opening) | |||||
| Auxiliary circuit | Form | 3a 3b | |||||
| Rated value | AC380V/5A, DC380V/1A | ||||||
| Control circuit, auxiliary circuit to earth power frequency withstand voltage | kV | 2 | |||||
| Rated operating frequency | Long-term or mechanical holding type | time/h | 300 | ||||
| Short-term | time/h | 600 | |||||
| Mechanical endurance | 10000 times | 30 | |||||
| Electrical endurance | 10000 times | 10 | |||||
| Mechanical characteristics | Closing time | ms | ≤200 | ||||
| Original opening time | ms | ≤160(electric holding) | |||||
| ≤60(mechanical holding) | |||||||
| 3-phase synchronism | ms | ≤3 | |||||
| Closing tripping | ms | ≤10 | |||||
| Note: Rated control voltage can be made according to customer’s requirements. | |||||||
| For mechanical holding type, the interlock mechanism should be changed every 300,000 times. | |||||||
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