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Old 30th Jan 2023, 6:10 pm   #58
Roger Ramjet
Heptode
 
Join Date: Feb 2022
Location: Leicestershire, UK.
Posts: 690
Default Re: Isolator Transformer Query

Quote:
Originally Posted by kellymarie View Post
Also all distribuiton transformers have the star point solidly earthed to avoid capacitive coupling raising the LV side above the correct 250/433 volts
That's very interesting Kellymarie & would mirror what was summed up from the OP symptoms.

Noting the size & primary voltage of the grid transformers, would that capacitive coupled voltage be [very] dangerous if not earthed ?

Rog
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