Auto Transformer Comprehensive Test Bench With Ratio / Resistance High Voltage / Partial Discharge Test Functions

The Automatic Transformer Comprehensive Test Bench is a complete integrated testing solution designed for power transformer manufacturers, transformer maintenance companies, electrical laboratories and power utilities.

The system combines multiple transformer testing functions into one intelligent platform, including electrical performance tests, insulation tests, high voltage withstand tests and diagnostic tests.

Compared with traditional testing methods using multiple independent instruments, this comprehensive transformer test bench provides centralized control, automatic measurement, digital data acquisition and intelligent analysis, helping users improve testing efficiency and ensure reliable transformer quality.

It is widely used for factory acceptance testing, routine testing, type testing and maintenance inspection of oil immersed transformers, dry-type transformers and distribution transformers.

With advanced computer control technology, PLC automation and professional measurement instruments, the system can complete complex transformer tests accurately while reducing manual operation errors.

✔ Transformer Turns Ratio Test
Measure transformer ratio, deviation and phase relationship.

✔ Vector Group Test
Automatically identify transformer connection group and phase displacement.

✔ DC Winding Resistance Test
Evaluate winding connection quality and detect abnormal resistance.

✔ No Load Loss and No Load Current Test
Measure transformer core loss and excitation characteristics.

✔ Load Loss and Short Circuit Impedance Test
Evaluate transformer efficiency and operating performance.

✔ Power Frequency AC Withstand Voltage Test
Verify insulation strength under high voltage conditions.

✔ Induced Voltage Withstand Test
Check inter-turn insulation performance.

✔ Partial Discharge Measurement
Detect insulation defects and discharge characteristics.

✔ Dielectric Loss Test
Evaluate transformer insulation condition.

✔ Temperature Rise Test

✔ Zero Sequence Impedance Test

✔ No-load Current Harmonic Analysis Test

✔ Lightning Impulse Test (optional)

The complete transformer test system can include:

• Automatic control system
• Industrial computer and PLC control cabinet
• Frequency conversion generator set
• Induced voltage transformer
• Intermediate transformer
• Compensation capacitor
• Compensation reactor
• HV/LV measurement cabinet
• Power analyzer
• DC resistance tester
• Transformer turns ratio tester
• Partial discharge system
• Temperature monitoring system

• Transformer manufacturers
• Power grid companies
• Transformer repair centers
• Electrical laboratories
• Research institutes
• High voltage testing organizations

The system can test oil immersed transformers, dry-type transformers, distribution transformers and power transformers.

Yes. The system configuration can be customized according to transformer voltage level and capacity.

Yes. The system supports automatic test control, measurement, calculation, data storage and report generation.