Field & Shop Services · Service 07
Breaker Repair & Maintenance
Inspection, testing, reconditioning, and repair of LV and MV circuit breakers — in our shop or at your site.
LV & MVReconditioningTrip Unit TestingShop or On-SiteNETA MTS

Overview
Breaker Repair & Maintenance
AK&J services low- and medium-voltage power circuit breakers, molded-case and insulated-case breakers, and vacuum breakers. Work ranges from routine maintenance and testing to full reconditioning — cleaning, lubrication, contact and arc-chute inspection, mechanism adjustment, and primary/secondary injection testing — with documented results. We also help source replacement and reconditioned breakers when repair isn't the best option.
Specifications
Technical Specifications
Parameter
Specification
Breaker Types
LV power, insulated-case, molded-case, and MV vacuum breakers
Services
Inspection, cleaning, lubrication, mechanism adjustment, reconditioning
Testing
Primary & secondary injection, contact resistance, insulation resistance
Trip Units
Functional testing and settings verification
Location
In-shop at Kingston, TN or on-site
Documentation
Test reports with as-found / as-left results
Replacement
Sourcing of new and reconditioned breakers
Standards
NETA MTS / ATS, NFPA 70B, manufacturer instructions
Highlights
What You Receive
- 1Extend breaker life and restore reliable trip performance
- 2As-found / as-left documentation for your maintenance records
- 3Primary injection testing verifies the complete protection path
- 4Shop or field service to fit your outage window
- 5Replacement sourcing when repair isn't cost-effective
Ready to spec your next project?
Tell us your equipment, location, and timeline — our engineering team responds within 24 hours.
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