Short, practical notes for the engineers and buyers who specify transformer insulation. Written from the workshop floor, not a textbook.
A practical guide to picking strip thickness and width for axial ducts, packing and clamping in distribution transformers.
What dovetail spacers and strips do, why the dovetail shape matters, and how to specify them.
A plain comparison of the three main solid insulation materials used inside transformers and the parts each is best for.
The parts that usually go into an insulation kit for an 11 kV distribution transformer, and how to order them as one set.
Price and delivery time back within one working day.