Safe is safe:
Quality check
for transformers.

Better safe than sorry: quality check for transformers.

Home 9 Services & Benefits 9 Test fields for transformers
In our modern testing facilities, we put the entire range of reconditioned transformers through their paces before delivery. In addition, we offer comprehensive special tests - according to your requirements and specifications. For permanently reliable function and the best possible safety.

Our services at a glance:

  • Special test bay for the final testing of transformers
  • Testing of transformers with secondary voltage of 110 kV and total weight of up to approx. 100 t
  • Standard performance of the following tests:
  • Insulation resistance measurement
  • Measurement of the winding resistance in milliohm
  • High voltage test at 50 Hz
  • Idle measurement
  • Short circuit measurement
  • Checking the voltage ratio (transmission test)
  • Oil analysis
  • Customized execution of the following work:
  • Coil testing
  • Testing the switching devices
  • Checking the functions of the control and regulating units
  • Partial discharge and Tandelta measurements (PD – tan δ)
  • Flash pulse measurements

An overview of our available voltage sources:

Power supply
Voltage [V]
Current [A]
Alternating current (50 Hz)
3 x 0 - 30,000 V
10 A
Alternating current (50 Hz)
3 x 0 - 400 V
2.000 A
Alternating current (50 Hz)
3 x 0 - 1,000 V
400 A
Alternating current (50 Hz)
3 x 0 - 3,000 V
400 A
Alternating current (50 Hz)
3 x 0 - 6,000 V
400 A
Alternating current (50 Hz)
3 x 0 - 12,000 V
400 A
Alternating current (50 Hz)
1 x 0 - 200,000 V
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Available frequencies: 16 - 120 Hz

You have questions? Perfect!

Are you planning a specific project and need individual advice? Would you like to learn more about our services? Simply fill out our form or give us a call. We look forward to hearing from you.

You have questions? Perfect!