Transformers (Used & Refurbished)
Cost-Effective & Reliable Power Distribution Solutions
Euro Tech Engineering & Services supplies used and refurbished transformers that are technically evaluated, reconditioned, and performance-tested to ensure safe and reliable operation in industrial and commercial power systems.
All units are processed through a structured refurbishment and testing procedure to meet acceptable engineering and operational standards.
Transformer Types Available
Power Transformers
Application: Transmission & large-scale power systems
Voltage Class: Up to 132 kV (project dependent)
Capacity Range: 1 MVA – 100 MVA+
Distribution Transformers
Application: Industrial & commercial distribution
Voltage Levels: 11kV / 33kV / 400V systems
Capacity Range: 25 kVA – 5 MVA
Transformer Types Available
Oil-Filled Transformers
Cooling: ONAN / ONAF
Insulation Medium: Mineral Oil
Suitable for outdoor installations
Dry-Type Transformers (Refurbished)
Cooling: Air-Cooled (AN / AF)
Insulation: Cast Resin / VPI
Suitable for indoor & safety-critical areas
Technical Parameters
Frequency: 50 Hz
Voltage Rating: LV / MV / HV (project specific)
Insulation Class: A / F / H
Vector Group: Dyn11 / Yyn0 / as per availability
Impedance: As per original design
Protection Class: IP21 / IP23 (depending on type)
Refurbishment Scope
Each transformer undergoes technical inspection and reconditioning:
Core & winding condition assessment
Insulation resistance (IR) testing
Transformer oil filtration / replacement
Oil dielectric strength (BDV) testing
Bushing inspection & replacement (if required)
Tap changer inspection & servicing
Gasket replacement & leakage rectification
External surface treatment & repainting
Testing & Quality Verification
Insulation Resistance (IR Test)
Turns Ratio Test (TTR)
Winding Resistance Test
Oil BDV & DGA (if required)
Functional testing of protection devices
Pre-dispatch inspection (PDI)
Protection & Monitoring
Subject to Availability
Buchholz Relay
Oil Temperature Indicator (OTI)
Winding Temperature Indicator (WTI)
Magnetic Oil Level Gauge (MOG)
Pressure Relief Device (PRD)
Applications
Industrial Power Distribution
Commercial Buildings
Utility & Substation Networks
Backup / Temporary Power Systems
Cost-sensitive infrastructure projects
Services
Installation & Erection
Testing & Commissioning
Preventive & Corrective Maintenance
Oil Filtration & Testing Services
On-Site Troubleshooting
Key Technical Advantages
Cost-effective alternative to new transformers
Performance-tested and verified units
Reduced lead time and quick availability
Suitable for standby and secondary applications
Extended service life after refurbishment
Technical Summary
Used and refurbished transformers are economical, tested, and reconditioned power distribution units designed to deliver reliable voltage transformation and stable performance, suitable for industrial and commercial applications where cost optimization is required.
