OTDS LTD is a UK manufacturer of Distribution Transformers. Essentially these either step up or step down voltages depending on the clients electrical requirements but also a countries operating voltage.
This means that transformers are almost always manufactured to specification in regards to the primary and secondary voltages. Other important factors for our clients include, dimensional constraints, aluminium or copper windings, ONAN or dry cast resin and of course floor mounted or pole mounted transformers. As you can see from the above there are many factors effecting the type of transformer.
OTDS LTD has been manufacturing distribution transformers since 1978 and can help with any requirements. Please see some pictures of some typical transformers manufactured.