Transformer & power equipment supply contact@astergridco.com

Product overview

Unit substation transformer

A unit substation brings the transformer and adjacent distribution equipment into a coordinated arrangement. Review starts with the primary switchgear, transformer, and secondary switchboard interfaces so the electrical design and physical layout can be evaluated together.

Technical Specifications

Ratings and Options

Construction options
Liquid-filled / dry-type
Equipment interface
Close-coupled / cable-connected
Phase
Three-phase
Winding options
Copper / aluminum, per customer requirements
System integration
Primary switching and secondary distribution
Layout inputs
One-line diagram, bus interfaces and clearances

Reference configurations are illustrative. Final specifications, certification and drawings are confirmed for your project.

Typical features

  • Transformer arrangements coordinated with adjacent distribution equipment.
  • Liquid-filled or dry-type construction options.

Configuration options

  • Specify kVA, voltage ratio, frequency and connections.
  • Define impedance, cooling, losses and sound requirements.
  • Select close-coupled or cable-connected interfaces.

Protection & enclosure review

  • Coordinate primary switching and secondary protection.
  • Review enclosure, ventilation, working space and maintenance access.
  • Confirm terminal orientation, bus connections and grounding.

Typical applications

Need specifications or a quote?

Start with ratings, quantity, location and your required date. Mention any confidentiality requirements before sending drawings.

Request a quote