ALSTOM MCGG22L1CB0753E Medium Voltage Circuit Breaker
This circuit breaker serves as a critical protection component for medium voltage power systems, designed to handle overloads and short circuits in industrial power distribution networks. It’s particularly suited for applications requiring fast fault response and extended service life.
| Parameter | Specification |
|---|---|
| Brand | ALSTOM |
| Rated Voltage | 12kV |
| Rated Current | 40kA |
| Disconnection Time | 30ms |
| Operating Pressure | 6-10 bar |
| Insulation Material | Epoxy Resin |
| Mechanical Life | 20,000 operations |

The MCGG22L1CB0753E’s compact design works particularly well in tight switchgear cabinets. One client at a steel plant mentioned how its fast 30ms response time helped prevent transformer damage during a recent line fault. The epoxy resin insulation performs reliably even in humid environments – we’ve installed these in coastal power plants with zero issues over three years.
Common applications include:
- Power distribution in manufacturing facilities
- Grid protection for renewable energy installations
- Primary circuit protection in mining operations
We frequently handle related models including:
- ABB VD4 series vacuum circuit breakers
- Siemens 3AE43 medium voltage breakers
- Schneider Electric Masterpact MT air circuit breakers
Our Service Commitment
All products come with our standard 1-year warranty covering manufacturing defects. Our global network maintains over 16 regional warehouses with typical delivery times under 72 hours.
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