Single Winding Auto Transformers are made for voltage step up or step down. L D Power Transformer [p] Ltd. Manufactures Single Winding Auto Transformers.
L D Power Transformer [p] Ltd. Also manufactures all special type Transformers from 10 KV A to 5000 KV A in class and servo voltage Transformers. Single Winding Auto Transformers are used in applications where there are no requirements on electrical isolation between input and output windings. Auto Transformers offer a significant size and weight reduction.