MOV Motor Repair and Testing
Schulz provides in-depth testing of both AC and DC MOV motors that includes requirements of NRC generic letter GL-89-10, such as:
- Reduced voltage testing
- Increased ambient temperature testing
- Locked rotor testing
- Speed/torque curves
- Testing at 70, 80, 90, 100 and 110% of rated voltage
- Data acquisition systems including ADAMS and ADAMS2
- Class H winding insulation
- Schulz provides fast turnaround times and will repair your MOV motors meeting industry needs and requirements.



Schulz Electric Advantages
- Schulz Developed MOV Motor MagRotor Re-Coating Process
- Utilize SSPC Guidance for Rotor Prep
- Recoat with RanvarB-5-346 or BT-7455 A
- Principal Investigator -BWROG Topical Report TP-09-005, “Inspection of Motor Operated Valve (MOV) Limitorque® AC Motors with Magnesium Rotors”
- Addresses Known Industry Generic Issue
- In-Service Failure of MOV Motors
- USNRC IN 1986-02, IN 2006-26 and IN 2008-20
- Worked with GE and BWROG VTRG
- Performed Testing for BWROG for Replacement Aluminum Rotor Motor Test Program