Blogs-Hebei Zhongbei Transformer Co., Ltd

Why oil immersed transformer abnormal overheating during operation?

Abnormal overheating is a common operational fault of oil-immersed transformers, which accelerates insulation aging, deteriorates transformer oil and may trigger equipment shutdown in severe cases. The main inducing facto...

What causes oil leakage of oil immersed transformer?

Oil leakage is one of the most common faults of oil-immersed transformers, mainly triggered by poor sealing, mechanical deformation, aging, improper installation and abnormal operating pressure. Root causes are sorted int...

What safety distance needed around oil immersed transformer?

Safety clearances surrounding outdoor oil-immersed transformers are formulated based on operating voltage grade, fire prevention, heat dissipation, daily maintenance and public safety, complying with IEC, NEC and domestic...

What foundation requirement for outdoor oil immersed transformer?

Outdoor oil-immersed transformers require standardized concrete foundation design covering bearing capacity, flatness, drainage, oil containment, grounding, gradient, space clearance and anti-seismic configuration to guar...

Can oil immersed transformer work under coastal salt fog environment?

Ordinary standard oil-immersed transformers cannot reliably run long-term in coastal salt-fog areas without anti-corrosion upgrading, while specially customized anti-salt-fog type oil immersed transformers are applicable ...

Is oil immersed transformer allowed to install near residential buildings?

Oil immersed transformers can be installed close to residential buildings after following local electrical codes, fire protection specifications and implementing standardized safety configurations, while conventional non-...