What is OLTC in transformers and what is its function?
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Answer Posted / jyothi kumar v
OlTC Means on load tap changer . this used in trasformer
secondary winding for to make tap position increase or
decrease on load.which fuction is whenever primary voltage
is decrase, automatically secondary voltage also decrease
and vice versa. at this movement OLTC is operate and to
keep constant on secondary side.
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