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Earthing Switch suitable for Electric Locomotives & designed to withstand extremes of Electrical and thermal stresses.
EARTHING SWITCH
for Electric Locomotives, EMUs and Metro Cars
Technical Features
- Compact design.
- Rugged construction with proven performance under severe operating condition of the Electric Traction Vehicle.
- Minimum maintenance requirement.
- Manually operated from inside the vehicle.
- Interlocking with KEY arrangement for safe operation.
- Ensure high Electrical and Mechanical Endurance.
Applications
The Earthing Switch is a manually operated device with safety interlocking keys, designed to ground electrical circuit on both side of AC Vacuum Circuit Breaker when the AC Vacuum Circuit Breaker is open. This ensures the safety of the maintenance personnel during maintenance and routine checking.
Technical Specifications
| Description | Specification |
|---|---|
| Type | STUS 04251 |
| Test Specification | CLW Spec. No. CLW/ES/3/0010 |
| Rated Voltage | 25kV |
| Rated Current | 400A |
| Poles | Two |
| Control | Manually operated with operating handle |
| Mounting position | Roof of Locomotive |
| Safety Interlocking | Safety Interlocking with 3 keys (1 Blue + 2 Yellow) |