The tray type de-energized tap changer is manufactured by Rockwill Electric in China. It applies to the three-phase oil-immersed electrical power & distribution transformer with the frequency of 50Hz, 60Hz, rated voltage of 10kV,35kV and rated current of 63A,125A,250A.
Rockwill Electric Group is a professional oil immersed distribution transformer manufacturer which is located in China. We are submitted in providing distribution transformer with high quality and competitive price for our worldwide customers.
11kV 1000kVA distribution transformer manufactured by Rockwill in China. It uses Dyn11 and the core is laminated with quality cold-rolled silicon steel sheets. Fully sealed structure, which prolongs the service life. Lower noise value than standard requirement.
China 33kV 50kVA Oil Immersed Distribution Transformer manufactured by Rockwill Electric which has good quality and low price. This transformer has a wide application range which includes power plant, substation, industry & commerce building,etc.
H61 oil immersed distribution transformer with IEC 60076 standard. It is manufactured by Rockwill in China. It is suitable for aerial distribution networks in rural and urban surrounding areas. High quality and maintenance free.
H59 series distribution transformers are installed in MV / LV substations. These transformers have a place in different fields: urban and rural power distribution, tertiary industry, utilities, industry, renewable energy, etc.
China Distribution transformers oil-immersed with power rating from 25 to 2500 kVA and Voltage 6-36/0,4 (0.23)kV. In 50/60 Hz power transmission and distribution system for power supply and lighting in industrial and agricultural field.
Three phase amorphous coil distribution transformer with standard fully complied with IEC60076, GB1094-1996. The oil immersed transformer has rated voltage during 6-35kV, it is most used in power plant, power grid transmission and distribution station, industry& commerce electrical substation as the electrical equipment.