IT IS SAID THAT THE OLTC OPERATION SHOULD NOT BE PERFORMED WHEN THE TRANSFORME

IT IS SAID THAT THE OLTC OPERATION SHOULD NOT BE PERFORMED
WHEN THE TRANSFORMER IS GENERATION TRANSFOREMR/STEP UP MODE.
WHY IS IT SO?

Question Posted / shivanandbutale

1 Answers
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MSETCL Maharashtra State Electricity Transmission Co Ltd, I also Faced
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IT IS SAID THAT THE OLTC OPERATION SHOULD NOT BE PERFORMED WHEN THE TRANSFORMER IS GENERATION TRAN..

Answer / k.prakashchandra

With OLTC ,voltage variation is in increments which may not
be the requirement or may affect unit diff relay . When
the required voltage can be obtained by varying excitation
,OLTC is not needed .

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