Canadian Electrical Code
Rule 84-020
Disconnecting means — Electric power production source
A disconnecting means must be installed to simultaneously open all ungrounded conductors from an interconnected electric power production source, ther...
Unlock the Full Rule Analysis
This rule has been fully audited and analyzed. Log in to ask Henri for exact calculations, exceptions, and job-site requirements.
Ask Henri Now🧮
Smart Calculators
Henri uses this rule to automatically calculate wire sizing, voltage drop, and box fill.
🔍
Cross-Referenced
Instantly view how this rule interacts with Utility Manuals and Appendix B.
⚡️
Jobsite Ready
Accessible via mobile with offline caching capabilities for remote locations.