HV Transformer & Breaker Services For Any OEM
PTT's Power Solutions Division is committed to helping utilities and industries keep power flowing with expert transformer and high-voltage breaker services that maximize uptime and extend equipment life. Backed by decades of OEM expertise, our team delivers on-time, on-budget solutions—whether you need emergency parts, nationwide field service, or specialized engineering support. From replacement parts and refurbishing to load studies and cooling enhancements, PTT’s Technical Services Department provides the reliability, speed, and quality you need to get the most from your equipment.
PTT Power Solutions: Systems Serviced & Supported
- Any OEM
- Pennsylvania Breaker
- High-Voltage Breakers
- Gauges
- Bushings
- Protective Devices
- Life Cycle Management
- Field Retrofits & Upgrades
- Control Upgrades
- Reconditioning Services
- Load Tap Changes
- Reverse Engineering
- Turn-Key Support
- Mineral & Natural Ester Fluids
PTT National Field Services – Testing & Diagnostics
- Any OEM
- Pennsylvania Breaker
- High-Voltage Breakers
- Gauges
- Bushings
- Protective Devices
- Life Cycle Management
- Field Retrofits & Upgrades
- Control Upgrades
- Reconditioning Services
- Load Tap Changes
- Reverse Engineering
- Turn-Key Support
- Mineral & Natural Ester Fluids
PTT National Field Services – Coverage Areas
- Three Operating Regions – GM, RSMs, Crews
- Vacuum and oil-processing equipment
- Complete regional testing capabilities
- DOT fleet vehicle compliant
- EH&S training and support
- PSD Engineering and Factory Engineering
PSD Components & Manufacturing, Green Core Lifecycle Management & PTT High-Voltage Transformer Services
PSD Components
& Manufacturing
- OEM-quality parts: Transformers, breakers, load tap changers
- Gaskets, gauges, and accessory devices
Bulk oil supply
- Overnight shipping for stock items
Green Core & Lifecycle Management
- Transformer & substation decommissioning
Lifecycle planning & asset optimization
- Support for regulators and miscellaneous electrical equipment
PTT High Voltage Transformer Services
Maintenance:
• Re-gasketing
• Leak repairs
• Bushing replacements
Technical:
• Condition assessments
• Life extension recommendations
• LTC Maintenance– repair, refurbish, Replace
Oil Processing:
• Vacuum filling
• Dryouts
• Hot oil degassing
• Oil testing
Installations and Relocations:
• Complete assemblies
• Disassemblies
FACTORY SERVICE AND REPAIR
With a dedicated staff of engineers and drafters, PTT has full capability to handle the smallest to the largest transformer repairs. All aspects of transformer repair and refurbishment are available, including:
• Furnace Transformer Repair
• Coil Rewinds
• Mechanical Repairs
• Inspections Services
• Mechanical Refurbishments
FIELD SERVICE ENGINEERING
PTT’s Technical Service Department has a dedicated staff of Field Service Technicians. The Technicians are headquartered in our Canonsburg, PA facility and are fully trained in transformer and circuit breaker repair, refurbishment and installation. Examples of the types of field services available are:
• Field Installation Services
• LTC Parts Replacement and Refurbishment
• Circuit Breaker Parts Replacement and Refurbishment
• Transformer Inspections
ENGINEERING SERVICES
PTT owns the historical design and test data for Pennsylvania Transformer, McGraw-Edison, and Cooper Power transformers. PTT’s experienced engineering staff combines today’s most powerful analytical software tools with the actual transformer design and test performance data to provide the most accurate and trustworthy transformer analyses you can buy.
• Loading Capability Studies
• Cooling Enhancement Studies
• Condition Appraisals
• Stray Flux Analyses
Authorized OEM Parts for Load Tap Changers & Circuit Breakers — McGraw-Edison, Cooper Power, Federal Pacific & More
OEM
PARTS FOR LOAD TAP CHANGERS
PTT is the authorized supplier of replacement
parts for McGraw-Edison, Cooper Power, and Pennsylvania Transformer load tap
changers.
We stock parts and kits for the following LTC models:
• 550LS
• 550HS
• 500BLS
• 550BHS
• 550Cs
• 396B
• 397D
• 496B
• 996
Examples
of parts and kits we stock include:
• Main Dial Kits
• Door and Panel Gaskets
• Main and Stationary Contacts
• Reversing Kits
• O-Ring Kits
• Collars
• Pins
• Shafts
• Miscellaneous Hardware
OEM
PARTS FOR CIRCUIT BREAKERS
PTT is the authorized supplier of replacement parts for McGraw-Edison, Cooper
Power, Federal Pacific, and Pennsylvania Breaker circuit breakers.
We stock parts and kits for the following circuit breaker models:
• AHE
• AHJ
• AHP
• ALP
• CF37, 40 and 48
• CHG50
• CG38 and 48
• EPB72
• RHE
• RHF
• VAC-G
• PB72
• PB145
• PB245
Examples
of parts and kits we stock include:
• Hydraulic Pump Kits
• O-Ring Kits
• Motors
• High-Pressure Relief Valves
• Trip and Close Coils and Resistors
• Interrupter Baffles
• Contact Blades
• Stationary Contacts
• Stationary Shoes
• Miscellaneous Hardware
Overnight shipment for emergency needs available!
PA Transformer Technology's Power Solutions Division can rebuild and provide complete, new breaker mechanisms such as OA3, OA4, and
M01. Overnight shipment for emergency needs available. Fax your request to 724-873-2570 or e-mail [email protected].
E-Mail PTT SALES
