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Old 29th Jan 2023, 8:57 pm   #56
Roger Ramjet
Heptode
 
Join Date: Feb 2022
Location: Leicestershire, UK.
Posts: 690
Default Re: Isolator Transformer Query

On a grander scale, I am sure I recall our lecturer at Tech saying that the grid network transformers always had the the Neutral star point of the secondary earthed to prevent the very high transmission voltages getting onto the local network in the event of a winding breakdown.

Rog
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