High Voltage Equipment Maintenance: Power Transformers

About This Service

• Insulation resistance, Tan Delta of dielectric losses tests, Absorption coefficient, DC winding resistance and short-circuit resistance measurement;
• Determination and localization of turn-to-turn fault in winding
• Determination of electrical strength of insulation
• No-load loss measurements, transformer ratio and  vector group test
• Partial discharge measurements on high voltage electrical insulation
• İnfra-red thermography diagnosis
• Vibration analysis
• Ultrasound acoustic analysis
• Ultra-violet optic defectoscopy of electrical insulation
• Polarization Index