Three Phase Industrial Transformers 160 - 750kVA

Three-phase Industrial Transformers designed and manufactured to comply with IEC61558 and IEC60076. These are double-wound Isolation Transformers for continuous duty and complete with earth screen between the primary and secondary windings.

Three Phase Power Transformer Isolation Transformer with Earth Screen between Primary and Secondary
Standard IEC / BS-EN 61558, IEC60076
Primary Voltages
Secondary Voltages
Frequency 50/60Hz
Insulation Class F
Insulation Resistance > 5 Meg Ω
Dielectric Strength Primary to Secondary > 2.5kV
Primary to Earth > 2.5kV
Secondary to Earth > 2.5kV
Ambient Temperature 40℃
Duty Continuous duty at the rated kVA
Core High Grade Electrical Steel, Securely clamped and tied
Windings Grade 2 Polyester covered Copper round wire or Nomex covered Copper Strip
Cooling Open Transformers - AN
Enclosed - ANAN
Fan Cooling can also be provided on special units
Terminals Din Rail mounted, Stud or Copper Bus bar according to the current level.
Earthing Earth Screen between Primary and Secondary Windings with cable brought out and bonded to the Core and all Steel Metalwork.
VA A B C Weight kg
160kVA 840 440 840 720
200kVA 1080 450 1000 900
250kVA 1080 475 1000 1100
300kVA 1080 500 1000 1400
400kVA 1200 450 1200 1750
500kVA 1200 500 1200 2000
750kVA 1320 500 1320 2400


Boardman Transformers' core range of products are available to purchase through many of the leading UK and international distributors and we are always happy to provide details of where our transformers may be bought.

Should your requirements be of a more specialist or bespoke nature, we ask that you contact us directly to speak to a member of our team.