What We Maintain
Medium Voltage Distribution
Reliability maintenance for 5 kVâ35 kV campus and site distribution â the systems that quietly carry the load until a cable or termination fails. Our testing program is designed to find degradation before it becomes an outage.
5â35 kV. Find degradation before it becomes an outage.
- Cable Systems
- Switchgear & Equipment
- System Reliability
- Infrastructure
Systems and what we do to them
Cable Systems
- VLF withstand and tan delta diagnostic testing
- Partial discharge testing, online and offline
- Fault location â thumping, TDR, and radar methods
- Cable repair, splice replacement, and re-termination
- Cable replacement and duct bank rework
Switchgear & Equipment
- Pad-mount and metal-clad switchgear inspection and maintenance
- Load break switch, elbow, and fuse service
- Unit substation and transformer maintenance
- Contact resistance testing and torque verification
- Cleaning, insulation testing, and corrosion repair
System Reliability
- Infrared thermography of terminations, switchgear, and transformers
- Loop configuration review and switching plan development
- Grounding system testing and repair
- Arc flash and coordination study updates
- Single-line and as-built drawing maintenance
Infrastructure
- Manhole, vault, and handhole inspection and pumping
- Duct bank integrity assessment and rodding
- Pull box and riser inspection
- Cable racking, support, and fireproofing repair
Also in What We Maintain
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