Location: Albion, Orleans County, New York
Facility: Sungrow Albion LLC
Project Overview
Our commercial electrical client was called to Sungrow Albion LLC to troubleshoot a malfunctioning switchgear vacuum breaker. The facility reported operational irregularities within the medium-voltage distribution equipment.
Upon inspection and diagnostic testing, the electrician identified a failed solenoid on the breaker close switch assembly. The solenoid had overheated and melted, preventing proper breaker operation.
Equipment Background – Vacuum Breakers & Industrial Switchgear
Vacuum circuit breakers are critical components within industrial switchgear systems. They are designed to safely and reliably interrupt and control medium-voltage electrical loads. The close-switch solenoid mechanically engages the breaker mechanism during commanded operation.
If the close coil or solenoid fails, the breaker may not close properly, leading to:
- Loss of circuit control
- Production interruption
- Equipment downtime
- Potential arc flash or fault risk
In manufacturing and energy-related facilities, reliable breaker operation is essential to maintain process continuity and system protection.
Diagnostic Process
- Performed visual inspection of breaker assembly
- Verified control voltage to close circuit
- Inspected mechanical linkage and actuation components
- Identified a melted solenoid on close switch mechanism
- Confirmed failure was preventing breaker engagement
Corrective Action
The electrician replaced the failed solenoid assembly within the breaker close switch mechanism. After installation, the breaker was tested for proper mechanical engagement, electrical continuity, and operational reliability.
Post-repair testing confirmed normal breaker closing function and restored switchgear reliability.
Industrial Risk Mitigation
Switchgear component failures can result in unplanned downtime and increased safety risk. Early detection and prompt repair prevent escalation into larger equipment damage or system-wide outages.
This repair restored the facility’s power distribution system to a safe operational state and minimized production disruption.
Project Outcome
- Failed melted solenoid identified and replaced
- Breaker closing function restored
- Switchgear operational reliability verified
- The facility returned to normal production status
Conclusion
Industrial switchgear maintenance requires precise diagnostics and experienced troubleshooting. This project at Sungrow Albion LLC demonstrates the importance of identifying control component failures early to prevent larger electrical system issues.
Need troubleshooting or repair for industrial switchgear, breakers, or control components in Western NY? Contact our commercial electrical team for diagnostic and repair services.

Mitch Collins is the owner of Collins Electrical, LLC, serving Rochester and Monroe County, NY. He works with homeowners and businesses on residential, commercial, and industrial electrical projects including panel upgrades, and commercial life-safety systems.