I.Automatic Transformer Test BenchTest ability:

1)Can meet the capacity of 63000KvA, 110Kv and below the oil-immersed transformer (including S9 S11 S13 and amorphous alloy transformer);

2) It can meet the capacity of 31500KvA, 35Kv and below dry-type transformers;

3) Mine explosion-proof transformers that can meet capacity of 6300KvA, 10Kv and below;

4) Special transformer (need to inform detailed capacity and voltage level when ordering).

 

II.Automatic Transformer Test BenchTest item:

1) transformer winding resistance test

2) Transformer voltage ratio measurement and connection group number test

3) transformer no-load current (%) and no-load loss test

4) Transformer short circuit impedance (%) and load loss test

5) Transformer power frequency applied pressure test

6) Transformer induced withstand voltage test

 

III.Automatic Transformer Test Bench Extensible test project:

1) Transformer partial discharge test

2) No-load harmonic test (0-31th harmonic)

3) Withstand voltage test of transformer oil (0-80Kv)

4) Transformer temperature rise test (can automatically draw temperature rise curve)

5) Insulation resistance test (absorption ratio and polarization index)

6) Transformer anti-interference dielectric loss test

7) Lightning impact test.

 

IV.Automatic Transformer Test BenchPerformance indicators:

1. Tested transformer parameters

1.1 Transformer capacity under test (to meet temperature rise test condition, dry type transformer)

10kV level 2500KVA

35kV level 6300kVA

1.2 Tested transformer voltage level below 35kV on primary side

2. Accuracy

2.1 Voltage Range 0-22kV

2.2 Current Range 0-400A

2.3 Minimum voltage resolution 0.001V* PT ratio

2.4 Minimum current resolution 0.0001A*CT ratio

2.5 Power Minimum Resolution 0.1W*PT Ratio*CT Ratio

2.6 Ambient temperature -10~45C

2.7 Using Relative Humidity 85%