10000 kVA (10/12.5MVA) Substation Transformer

10000 kVA 25 kV Transformer

Daelim Transformer offers the S-10000/25/4.16 transformer, which is designed and produced to comply with the CSA C88-16 and IEEE C57 standards. It is cUL listed for the Canadian market. This transformer has a capacity of 10000 kVA and operates at a high voltage of 25 kV and a low voltage of 4.16 kV. The insulating liquid used is conventional 25# mineral oil.

The transformer features a side outlet throat design for both high and low pressure. The cooling method employed is ONAN (Oil Natural Air Natural), which utilizes the circulation of oil and natural air convection for cooling purposes.

The customer-requested painting color for this 10000 kVA transformer is blue, as seen in the picture. Daelim Transformer can accommodate customization requests for the design and production of transformers with various specifications. This includes features such as resistance to harsh environments, shock resistance, corrosion resistance, low noise, and high efficiency. If you have specific requirements, you can send them to Daelim Transformer, and they will promptly provide you with the transformer technology and quotation plan based on your needs.

10000 kVA 27.6 kV Transformer

The Daelim S-10000/27.6/4.16 transformer is also utilized in the Canadian market. The transformer drawing shows that it features a full air terminal chamber design with side outlets for connecting the high and low voltage cabinets. This 10 MVA transformer operates at a primary voltage of 27.6 kV and a secondary voltage of 4.16 kV. It employs environmentally friendly vegetable oil as the insulating liquid.

The 10 MVA transformer's winding material is copper, and it adopts the KNAN (Oil Natural Air Forced) cooling method. The connection group is YNd1, and the transformer boasts a high efficiency value of 99.59%. The impedance value of the transformer is 6.5%, making it suitable for operation at altitudes below 1000m.

There is no load tap changer, and the high-voltage side features a five-speed voltage regulation capability. The color of the transformer is ANSI Grey70#. The high-voltage bushing is a 34 kV spade with 2 holes, while the low-voltage bushing is a 10 kV spade with 6 holes.

The transformer is equipped with various instruments and devices, including a transformer oil temperature gauge, vacuum pressure gauge, pressure relief device with alarm contacts. The connecting wires of these instruments are collected in the control box, enabling remote monitoring of the transformer's operational status.

The weight of the 10 MVA transformer is 15500 kg, and its dimensions are 3535 mm (length) x 3260 mm (width) x 2400 mm (height).

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10 MVA 12.5 MVA Transformer Specification

The Daelim S-10000(12500)/24.94/4.16 transformer is designed and manufactured in accordance with several IEEE standards, namely IEEE C57.12.00, IEEE C57.12.36, and IEEE C57.12.90. This transformer is with UL listed and specifically intended for installations in Houston, USA.

The transformer offers two cooling methods: KNAN (Oil Natural Air Forced) and KNAF (Oil Natural Air Forced with Fans). The KNAN power rating is 10 MVA, while the KNAF power rating is 12.5 MVA. The high voltage is 24.94 kV, and the low voltage is 4.16 kV.

Constructed with copper windings, this 10 MVA transformer has an efficiency value of 96% and an impedance of 8%. The transformer oil weighs 3450 kg, contributing to the total weight of the transformer, which amounts to 17000 kg.