Switches & Breakers
Indoor Vacuum Contactor
Description
1/3 Phase 11 kV Vacuum Contactor Switch for Indoor Application, available in both for with Mechanical Latch / permanent Magnetic Latch type Mechanism. Vacuum Contactor having options of different auxiliary supply voltages and auxiliary contacts.
Technical Specifications
| Application | Indoor | Reference Standard | IEC 62271-1/103 |
|---|---|---|---|
| Rated Voltage | 3.3kV/6.6kV/11kV | Frequency | 50Hz |
| Rated current | 400A | Rated capacitor switching current | 100/200A |
| Rated short circuit current | 10kA rms for 1 sec. | Rated short circuit breaking current | 3.2kA rms |
| Rated short circuit making current | 4kA peak | Basic Insulation Level | 28kV rms / 95kV peak |
| Switch class | C1 | Closing time | 115ms |
| Opening time | 50ms | Auxiliary Contacts | 1NO+2NC / 3NO+4NC |
| Auxiliary control Voltage | 110V AC/DC or 220V AC/DC | No. of Closing coils in each VC | 2 Nos. |
| No. of Tripping coils in each VC | 1 No. in mechanical latch type VC |