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1. Overload operation of distribution transformers Transformer overload operation means that the load current exceeds the rated current of the tran...

1. Safety technical requirements for distribution transformers installed on poles: ⑴ The distance between the transformer base and the ground shoul...

1. Prevent transformer from overload operation. If it is overloaded for a long time, it will cause the coil to heat up, gradually aging the insulat...

Oil-immersed transformers mainly work based on the principle of electromagnetic induction. On the closed iron core, there are two mutually insulate...

The biggest difference between oil-immersed transformers and dry-type transformers is that oil-immersed transformers place coils in transformer oil...

The operating voltage of the power transformer should generally not be higher than 105% of the operating tap voltage, and shall not exceed the maxi...

Oil-immersed transformers have several independent oil systems that are isolated from each other. When the oil-immersed transformer is operating, t...

Oil-immersed transformers should pay special attention to their fire safety measures. 1. The fire separation distance between oil-immersed transfor...

1. Oil leakage from welding joints Mainly due to poor welding quality, there are weak welds, desoldering, pinholes, blisters and other defects in t...

During the operation of the oil-immersed power transformer, the heat of the winding and iron core is first transferred to the oil, and then transfe...

Common faults in transformers during operation include faults in windings, bushings, tap-changers, iron cores, fuel tanks and other accessories. Wi...

1. Prevent oil leakage: The oil-immersed transformer is filled with transformer oil in the oil tank, and the oil-resistant rubber components are se...