What is the permissible overload percent for oil-immersed transformers?

The rated overloading of a transformer depends on the transformer's previous load, the corresponding windings or oil temperature at the beginning of the overloading.

liquid immersed transformers in wind energy systems

oil immersed transformer Low losses and efficient operation,short-circuit proof and mechanically strong,

How do select transformer vector group?

Distribution transformer for temperature rise test

It is the increase over ambient temperature of the winding due to energizing and loading.

Shunt Reactors: Essential Components for Modern Power Grids

Varelen's shunt reactors are manufactured under the highest quality standards and are designed to be compact, resulting in lower costs for substation construction and increased grid capacity.

Dry type transformer for charging stations

charging station site is associated with a distribution substation that integrates a MV/LV transformer.， In the development wave of electric vehicle charging pile, dry transformer has become an indispensable core equipment of charging system with its high efficiency, safety and environmental protection characteristics.

VPI Dry Type Transformers: Reliable Solutions

VPI technology is used for transformers and inductors with insulation levels of up to 36 kV.

Liquid immersed transformers, how do they work?

Liquid immersed transformers, often referred to as oil-filled or submerged transformers, are essential components in the electrical grid, offering safe and efficient energy conversion.

C rise Insulation Options for Dry Type Transformers

The temperature rise of each winding of the transformer, designed for operation under normal service conditions,when tested in accordance IEC 60076-11.

Three phase pad mounted transformer successfully shipped to Canada

Varelen’s 3000 kVA three-phase pad-mounted transformer shipment to Canada highlights the company’s commitment to delivering reliable, efficient, and sustainable power solutions.

Build a green and safe dry type power station

dry substation The transformer has high insulation and heat resistance, strong overload capacity, ADAPTS to frequent loading and unloading of batteries and high-power charging requirements, and ensures stable power supply.

Should Dry Type Transformers Be Installed Indoors or Outdoors?

Varelen’s dry-type transformers are designed to excel in both settings, offering unparalleled efficiency, durability, and ease of installation.