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617 posts

Ultimate Geek
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Topic # 236221 24-May-2018 09:49
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I was travelling around the Catlins region recently and I notice what looked like single wire power transmission on poles. Is earth return used?


Every now and again there was a transformer and 2 wire feed to a farm.








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Uber Geek
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  Reply # 2021668 24-May-2018 10:29
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Yes, typically earth return - see here



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Uber Geek
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  Reply # 2021691 24-May-2018 11:13
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Quite a lot of it along northern half of State Highway 4 in the North Island as well.


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Uber Geek
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  Reply # 2021692 24-May-2018 11:16
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Invented right here in NZ.






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