Switchgear Components
Vacuum Combination Units (CBS Units) Series of UVA
Vacuum Combination Units (CBS Units) Series of UVA
Feature
- Various types and ratings are available, manual and handle operations, fixed type.
- Excellent breaking performance, 40kA with fuses, 6.3kA without fuses.
- No surge protection required except for special application.
- Capacitor application
- Low control power consumption
Related Products
Vacuum Magnetic Contactors (VMC)Safety
- Safety for personnel and operation with metal front cover and sophisticated interlocking systems
- The position switch and fuse blown detector are provided as standard function.
Specification
Specification List
This table can be scrolled horizontally.
| TYPE(*1) | UVA | |||||
|---|---|---|---|---|---|---|
| Form | Non-latched | Manual type | 3GAM | 3HAM | 6GAM | 6HAM |
| Handle type | 3GAD | 3HAD | 6GAD | 6HAD | ||
| Latched | Manual type | 3GAML | 3HAML | 6GAML | 6HAML | |
| Handle type | 3GADL | 3HADL | 6GADL | 6HADL | ||
| Rated voltage | 3300V | 6600V | ||||
| Rated operational current | 200A | 400A | 200A | 400A | ||
| Rated frequency | 50/60Hz | |||||
| Rated short-circuit interrupting current |
40kA | |||||
| "O"- 3 min. - "CO" | ||||||
| Insulation level |
Impulse withstand | 45kV | 60kV | |||
| Power frequency withstand | 16kV | 20kV | ||||
| Connection method | Main and earthing circuit : Automatic connection | |||||
| Control circuit : Manual plug connection | ||||||
| Position | "Connected" and "Disconnected" positions | |||||
| Shutter provision | Insulation shutter provided | |||||
| Endurance | Mechanical life | 2.5 million op. (Non-latched) /0.25 million op. (Latched) | ||||
| Electrical life (AC3) | 0.25 million operations (AC3) | |||||
| Max. applicable load capacity |
Motor | 750kW | 1500kW | 1500kW | 3000kW | |
| Transformer | 1000kVA | 2000kVA | 2000kVA | 4000kVA | ||
| Capacitor | 1000kVar | 2000kVar | 2000kVar | 2000kVar | ||
*1 : Type form configuration
