EVC7-12-160/250/400/630G
Home Products Vacuum ContactorMedium Voltage Vacuum Contactor (7.2/12kV)EVC7-12-160/250/400/630G
EVC7-12-160/250/400/630G
Name | Unit | Value | |||||
Main circuit | Rated working voltage (Ue) | kV | 12 | ||||
Rated working current (Ie) | A | 160,250,400,630 | |||||
Rated frequency (fr) | Hz | 50~60 | |||||
Rated making capacity | A | 10Ie(AC-4) | |||||
Rated breaking capacity | A | 8Ie(AC-4) | |||||
Rated short time withstand current | A | 10Ie | |||||
Rated peak withstand current | A | 25Ie | |||||
Rated short circuit duration | s | 4 | |||||
Power frequency withstand voltage | Wiring terminal to earth | kV | 42 | ||||
Vacuum breaks | kV | 42 | |||||
Lightening impulse withstand voltage | kV | 75 | |||||
Control circuit | Rated voltage (Us) | V | AC or DC. 110/220 | ||||
Rated power (Ps)electric holding | Electric holding | VA | ≤1000/100 (absorbing/holding) | ||||
Mechanical holding | VA | ≤900/600 (absorbing/holding) | |||||
Auxiliary circuit | Form | 3a 2b | |||||
Rated value | AC 380V/10A, | ||||||
DC 380V/2A | |||||||
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 | 30 | |||||
Electrical endurance | 10000 times | 10 | |||||
Mechanical characteristics | Closing time | ms | ≤200 | ||||
Original opening time | ms | ≤160 | |||||
3-phase synchronism | ms | ≤3 | |||||
Closing tripping | ms | ≤15 | |||||
Remark: rated control voltage can be made according to customer’s requirements. |
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