What causes the transformer to make abnormal noise?

1. Transformer overload;

2. Poor internal contact of transformer, discharge and ignition;

3. Individual parts of transformer are loose;

4. There is grounding or short circuit in the transformer system;

5. The starting of large motor makes the load change greatly.

What causes the transformer to make abnormal noise?-SPL- power transformer, distribution transformer, oil immersed transformer, dry type transformer, cast coil transformer, ground mounted transformer, resin insulated transformer, oil cooled transformer, substation transformer, switchgear