Supply Control Cabinet Updates per OESC updates

TCP number
000-0273
Notice type
Standard
Applies to
MTOD - Ministry of Transportation Drawing
No. specification
MTOD 2440.010, MTOD 2440.20, MTOD 2440.021, MTOD 2441
Posted by
Highway Design Office
Notice stage
Review
Proposal posted
Comment period
October 14, 2025 - November 4, 2025 (21 days) Closed
Last updated

This consultation was open from:

October 14, 2025
to November 4, 2025

Proposal summary

Schematic wiring diagrams for Type 1, 2, 3 supply cabinets are updated to reflect changes made to the Ontario Electrical Safety Code. Updates to the Ontario Electrical Safety Code states that a bonding conductor shall be installed from Panel to Meterbase casing. For further details, refer to Electrical Safety Authority (ESA) Bulletin 10-15-9 Diagram B1(a) (note: this bulletin is provided for reference only and not for consultation).

Proposal details

Supply cabinet details are updated to include bonding conductor shown from incoming supply to neutral bus for metered services.

Comment

Commenting is now closed.

The comment period was from October 14, 2025
to November 4, 2025

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