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MCC Bucket Retrofits
A retrofit keeps usable bucket and lineup hardware in service while selected electrical or control components are replaced. Suitability depends on the actual enclosure, ratings, condition, and project requirements.
Common Retrofit Requests
| Request | Review Items |
|---|---|
| Breaker replacement | Existing breaker, trip rating, AIC/SCCR, bus connection, operator, and available space |
| Starter update | Motor data, contactor/overload, control voltage, schematic, and pilot devices |
| VFD or soft starter | Motor/load data, heat, ventilation, bypass, controls, communications, and enclosure space |
| Metering or controls | Instrument requirements, CTs, power source, communications, and door layout |
Before A Retrofit Is Quoted
- The bucket and stab assembly must be suitable for continued service.
- Ratings and component application must be reviewed for the site.
- Photos, nameplates, dimensions, and drawings are required for nonstandard work.
- Final installation and code acceptance remain subject to the project engineer and authority having jurisdiction.
Discuss Your Requirement
Include the MCC manufacturer and model, ratings, bucket size, photos, and requested delivery date.