TRANSFORMER SOLUTIONS
Professional Testing & Diagnostic Services
Our Transformer Solutions
Comprehensive transformer testing and diagnostic services to ensure optimal performance and reliability
IR & PI Test
Insulation Resistance and Polarization Index testing to assess insulation condition and detect moisture or contamination.
- Insulation resistance measurement
- Polarization Index calculation
- Dielectric absorption ratio
- Insulation condition assessment
Insulation Testing
Tan Delta Test
Dissipation Factor / Power Factor testing to evaluate insulation quality and detect aging or deterioration.
- Dissipation factor measurement
- Power factor analysis
- Insulation deterioration detection
- C1/C2 capacitance measurement
Insulation Diagnostics
Winding Resistance Test
DC resistance measurement of transformer windings to detect loose connections, open circuits, or tap changer issues.
- HV & LV winding resistance
- Tap changer verification
- Connection integrity check
- Phase balance analysis
Winding Analysis
TTR Test
Transformer Turns Ratio testing to verify proper winding turns and tap changer operation accuracy.
- Turns ratio measurement
- Phase angle verification
- Tap changer performance check
- Excitation current measurement
Ratio Testing
Capacitance Test
Capacitance and dissipation factor measurement of transformer bushings and insulation systems.
- Bushing capacitance measurement
- Insulation capacitance analysis
- Power factor assessment
- Bushing condition monitoring
Capacitance Analysis
Magnetic Balance Test
Magnetic balance testing to detect core faults, inter-turn shorts, and magnetic circuit abnormalities.
- Core magnetization check
- Inter-turn fault detection
- Core clamping assessment
- Magnetic circuit analysis
Core Analysis
Oil Testing Coordination
Complete transformer oil testing coordination including sampling, laboratory analysis, and interpretation.
- Oil sampling & dispatch
- DGA (Dissolved Gas Analysis)
- BDV & Moisture testing
- Detailed test reports
Oil Analysis
Why Transformer Testing Matters
Regular testing ensures reliability, prevents failures, and extends transformer life
Prevent Failures
Early detection of potential issues before catastrophic failure
Extend Life
Regular monitoring increases transformer operational lifespan
Optimize Performance
Ensure transformers operate at peak efficiency
Compliance
Meet regulatory and insurance requirements
Why Choose Delta Electrical
Certified Experts
NABL accredited testing procedures and certified engineers
Quick Turnaround
Fast response and timely delivery of test reports
Expert Team
Experienced engineers with specialized transformer knowledge
Detailed Reports
Comprehensive analysis with actionable recommendations
Need Transformer Testing or Diagnostics?
Schedule a comprehensive transformer health assessment today.