Hydro-Québec Blue Book

Rule Blue Book 7.3.1

7.3.1

Power conductor conduits must enter the transformer enclosure within 200 mm of a bottom corner for services under 600 A, and within 300 mm of a bottom...

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Solidmind is an independent tool, not affiliated with or endorsed by the CSA Group or the Régie du bâtiment du Québec (RBQ). The information provided by Henri and our reference tools are for informational purposes only and do not replace official provincial or territorial electrical codes. While designed to help, they may not always be 100% accurate. Always rely on your professional expertise and primary source documents to ensure compliance and safety.

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