Thorold Cogeneration Project
230 kV Switchyard - Control Building

Selected Projects

Control & Switchgear Building Projects

● Bruce Power - Switchgear #3 Project
● Cedar Point II Wind Farm
● Goshen Wind Farm
● Sandusk Wind Farm Project
● Solar Farm Inverter Buildings
● Thorold Cogeneration Project


Location: Thorold, Ontario
Owner: Northland Power
Contractor: EPTCON Ltd.
Engineer: OneLine Engineering

OneLine Engineering provided complete electrical engineering and design services for a modular control building to house the protection relays for the 230 kV switchyard located at the new cogeneration facility. The scope of work includes:

• Design of the protection relaying schemes for the line protection, transformer protection and bus protection, including detailed drawings required for assembly of the relay panels
• Production of all related electrical drawings including, AC & DC schematics, control building equipment layouts, cable and termination schedules, control building grounding and lighting layouts
• RTU communications integration with IESO/HONI
• Construction and commissioning assistance

OneLine Engineering is part of Cormorant Utility Services

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