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Old 03-29-2018, 07:42 PM   #1
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Default Bonding xo to ground in transformer

I always bond ,xo,to ground in the transformer.
And then isolate the neutral and ground in the secondary panel.

Is it code to bond neutral and ground in the secondary panel instead of tranny ?
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Old 03-29-2018, 08:08 PM   #2
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Read 250.30(A)(1)

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Old 03-29-2018, 09:13 PM   #3
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one or the other, just not both. There's a lot more info on it in the section posted by Roger.
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