SC(B) Series Three Phase Dry-type Distribution Transformer

This transformer features an imported cold-rolled silicon steel iron core with a fully oblique seam structure and epoxy resin encapsulation, effectively reducing no-load loss, current, and operating noise. A low-noise cross-flow air cooling system combined with an intelligent temperature controller enhances overload capability, safety, and operational reliability. The high-voltage winding uses vacuum epoxy resin casting with reinforced fiberglass structures to minimize partial discharge and improve short-circuit resistance, while the low-voltage foil winding with axial cooling air ducts and TD epoxy prepreg ensures balanced turns, efficient heat dissipation, and long-term mechanical stability.

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OVERVIEW

Iron core:

The iron core is made of imported high-quality cold-rolled silicon steel sheet, with a fully oblique seam structure, the core column is bound with F-grade non-lattice tape, and the surface of the iron core is encapsulated with epoxy resin, which reduces no-load loss, no-load current and iron core noise, clips and fasteners are treated with special surface treatment, which further improves the appearance quality of the product.

Temperature control system and air cooling system:

The cross-flow top-blowing cooling fan is adopted, which has the characteristics of low noise, high wind pressure and beautiful appearance, which enhances the overload capacity of the transformer. The temperature control adopts an intelligent temperature controller, which improves the safety and reliability of transformer operation.

High voltage winding:

The high-voltage windings are vacuum cast with filled epoxy resin, which greatly reduces the partial discharge and improves the electrical strength of the coil. The inner and outer walls of the winding are filled with glass fiber grid plates to enhance the mechanical strength of the coil and improve the product’s resistance to sudden short circuits. The ability of the coil to never crack.

Low voltage winding:

The low-voltage winding adopts a foil structure, which solves the problem of the axial helix angle when winding the wire and makes the turns more balanced. At the same time, the coil adopts an axial cooling air duct to enhance the heat dissipation capacity. The winding layer adopts TD epoxy resin prepreg. The whole is solidified and formed.

SC(B) project enquiry and document checklist

When enquiring about this SC(B) series transformer, identify the exact required configuration. Include the building or site requirements that affect installation, access, enclosure, ventilation, and the connection arrangement.

Request itemProject information
Electrical ratingCapacity, primary and secondary voltages, phases, frequency, and specified vector group.
Installation interfaceAvailable dimensions, terminal arrangement, cable entry, enclosure requirement, and site drawings.
Operating conditionsAmbient conditions, altitude, load profile, and any specified noise limits.
DocumentationRequired drawings, offered datasheet, test schedule, and applicable project standards.

Ask the technical offer to identify the exact model and its ratings, dimensions, cooling configuration, and included accessories. State which values are mandatory and which may be proposed by the supplier.

You can also review the transformer category and the S13-M.RL oil-immersed transformer when comparing equipment options.

Send an SC(B) transformer enquiry with your quantity, destination, and required delivery date.

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