Utilities

Please click on the markers below to explore some of ETPCON's new Utility projects, from east to west across the province of Ontario.

Power Projects

Utilities

Renewables

Aylmer TS Project

Specification:

EPTCON Ltd. to Engineer, Procure and Construct a 115kV-27.6kV substation.

Scope of Work:

  • Engineering
  • Civil and Electrical construction
  • Installation of 2 HV Circuit Switchers, 2 Transformers, MV Reactors, and Cap Bank
  • Supply and installation of all steel supports
  • Installation of a permanent 2 story GIS Switchgear building
  • Fabrication and Installation of 54′ PCT Building, including protection and control racks.
  • Supply and Installation of metering and telecommunications
  • All grounding, cable trench
  • P&C cabling and Terminations
  • Low voltage and High Voltage Terminations including HV Buswork

Painswick Project

Specification:

EPTCON Ltd. provided the Civil/Electrical Construction Services including the Installation of a 33MVA Transformer and Switchgear Building for this 44‐13.8kV Municipal Transformer Station, in the Town of Barrie, Ontario.

Scope of Work:

  • Grading and Site Preparation
  • Supply of Materials and Installation of all Foundations on site
  • Supply of Materials and Equipment required to complete the Switchgear Building (including HVAC, Lighting, Plumbing,etc)
  • Assembly of Steel Structures including a 50’ pole for incoming service and Communication Tower
  • Supply and Installation of all Electrical Equipment including that Free‐Issued by the owner
  • Supply and Installation of all grounding, buswork and Power and Protection Cabling required for the project
  • Testing of ground grid and hi‐pot of cabling.

Cambridge Hydro TS

Specification:

EPTCON Ltd. provided Construction Services for the Cambridge Hydro 230kV-27.6kV Transformer Station in Cambridge, ON

Scope of Work:

  • Concrete and civil works, including Switchgear & Control Building, station grading, drainage, foundation works and duct bank installations
  • Supply and installation structural steel, HV Equipment and a complete buswork and grounding system.
  • Includes Assembly and oil filling of 2-230kV-27.6kV 125MVA transformers
  • Supply and installation of the required P&C cabling and terminations
  • Quality Assurance & As Built Drawings

Hydro One Ashfield SS Project – Dungannon, Ontario

Specification:

EPTCON Ltd. provided Civil & Electrical Construction Services for the 500kV Switching Station near Kincardine, Ontario

Scope of Work:

  • Civil Works (grading, excavating, foundations, backfill yard)
  • Installation of Structural Steel
  • Supply and Install Ground Grid & Cable Trench
  • Supply & Installation of HV Equipment (Switches, CVT’s, Circuit Breakers) & Buswork
  • Supply & Installation of Power & Protection Cabling System
  • Supply & Construct 500kV Relay Building, including in house fabrication, installation and testing of 32 protection and control relay racks
  • Quality Assurance Testing & Commissioning
  • Work Protection
  • Complete O&M Support

Arlen MTS Project

Specification:

EPTCON Ltd. provided construction services for this 230 kV to 13.8 kV Transformer Station located in Guelph, Ontario, including the connection of two MVA 30/40/50 MVA transformers.

Scope of Work:

  • Supply and installation of above grade grounding Installation of structural steel
  • Installation of HV equipment (Switches, LAs, CVTs, Metering Units)
    Supply and installation of buswork
  • Installation and termination of all field P&C cables at the HV equipment and at the protection and control panels/switchgear
  • Supply and installation of station service equipment and cable tray system

Guelph Cedar TS – GATR

Specification:

EPTCON Ltd. Provided EPC services for the 230‐115kV Transmission Station in Guelph, ON.

Scope of Work:

  • Civil works, grounding, cable trench and buswork systems
  • Installation of structural steel and HV equipment (Main Hyundai Auto Transformers, Fire/Sound Wall, HV Breakers, HV Switches with ground switch, CVTs, tertiary structure with VTs and 2 Station Service Transformers.
  • A&B P&C Building fully loaded with P&C Panels, DC Switchgear, batteries/charger, as well as ATS Building complete Eaton pole ATS
  • P&C and MV cabling and terminations
  • Preservice testing of the entire system (excluding the main transformers)
  • Engineering for the refurbishment of the existing portion of the yard which was installed by Hydro One.
  • All engineering was completed in accordance with Hydro One Standards.

Markham MTS #4 Project

Specification:

EPTCON Ltd. provided the civil / electrical construction services for the installation of two 125MVA transformers for this 230 kV to 27.6 kV municipal transformer station and the two story precast concrete masonry GIS Building , located in Markham, Ontario.

Scope of Work:

  • Grading and site preparation including excavation, piling, concrete foundations and backfill.
  • Supply of materials and installation of all foundations on site
  • Supply of materials and equipment required to complete the Control building
  • Assembly of steel structures including the installation of structural steel framing, concrete block walls with building roofing and sheet metal flashing, interior painting and doors and hardware.
  • Supply and installation of a package of electrical equipment  including the GIS switchgear that was free-issued by owner.
  • Supply and installation of all power and protection cabling required for the project
  • Electrical building services and Mechanical HVAC and plumbing.
  • Testing and commissioning as a joint effort between the owner and EPTCON

Gartshore Relocation Project

Specification:

EPTCON Ltd. provided EPC Services for a new 115 kV, five (5) Breaker Ring Bus Switching Station.

Scope of Work:

  • Installation of a five (5) Bay 115 kV Structure
  • Installation of five (5), 115 kV SF6 Circuit Breakers supplied by Mitsubishi
  • Installation of five (5), 138 kV Motor Operated Line Disconnect Switches and ten (10) 138 kV Breaker Disconnect Switches
  • Design, Supply and Installation of the New Switchyard Ground System
  • Design and Construction of the New Switchyard Civil Works including Foundation, Cable Trench Systems, Site Back- fill and Fencing
  • Design, Supply and Installation of the New 115 kV Bus System
  • Design, Supply, Installation and Relocation of five (5), 115 kV Transmission Lines connecting to the New Switchyard

Mckay Station Refurbishment Project

Specification:

EPTCON Ltd. provided EPC Services for the Replacement of eight (8) 115 kV Oil Circuit Breakers with SF6 Circuit Breakers.

Scope of Work:

  • Replacement of eight (8) 115 kV Bulk Oil Circuit Breakers with SF6 Circuit Breakers including Civil and Electrical Construction
  • Replacement of 115 kV Disconnect Switches
  • Station Service Upgrades as required for the Breaker Replacement
  • Design and Installation of eleven (11) New P&C Panels and Integration with the Existing Protection Systems
  • Design of New SCADA Communication Architecture and Development of the Alarm Lists for the New Breakers
  • Development of Outage and Changeover Plans
  • Complete Testing and Commissioning Services

Niagara on the Lake MTS No.2 Upgrade Project

Specification:

EPTCON Ltd.  provided EPC services for the Niagara on the Lake MTS No. 2 Upgrade Project, located in Niagara on the Lake, Ontario.

Scope of Work:

  • Supply and Installation of Three (3) Transformer Containment Systems using the Sorbweb Plus System
  • Civil and Structural Engineering for modification of the existing foundations
  • Civil Works including earth works and concrete
  • Installation of Power Transformer, new RTU System, MV Recloser Unit, Primary and Secondary Electrical work to the new Transformer

 

 


Oakville Hydro MTS #1 Project

Specification:

EPTCON Ltd. provided the civil / electrical construction services for this 230 kV to 27.6 kV municipal transformer station in the Town of Oakville.

Scope of Work:

  • Grading and site preparation
  • Supply of materials and installation of all foundations on site
  • Supply of materials and equipment required to complete the switchgear and control building
  • Design, supply and assembly of steel structures
  • Supply of a package of electrical equipment and installation of all electrical equipment including that free-issued by the Owner
  • Supply and installation of all power and protection cabling required for the project
  • Assist in the testing and commissioning of the finished system

Oakville MTS #1 Switchgear Project

Specification:

EPTCON Ltd. provided Civil/Electrical construction services for the two story precast concrete masonry Switchgear Building located in Milton, Ontario.

 

Scope of Work:

  • All associated Civil Works including excavation, piling, concrete foundations and backfill
  • Installation of structural steel framing, precast concrete panel walls, roofing system and sheet metal flashing, HM doors and rolling steel door and interior painting
  • Building Electrical, Mechanical HVAC and plumbing services

Hydro One Orleans TS Project

Specification:

EPTCON Ltd. provided Civil & Electrical Construction Services for the 230 kV /115 kV Transformer Substation in Orleans, Ontario

Scope of Work:

  • Civil Works (grading, excavating, foundations, backfill yard including drainage plan)
  • Supply & Installation of Ground Grid
  • Supply & Installation of Structural Steel
  • Supply & Installation of HV Equipment & Buswork including Circuit Switcher; Circuit Breakers; CVT’s; Capacitor Banks; SS Transformers; Disconnect Switches; NGR; Line Trap; Surge Arrestors & Insulators
  • Supply & Installation of Power & Protection Cabling System
  • Quality Assurance Testing & Commissioning

NRC Ottawa TS Project

Specification:

EPTCON Ltd. provided EPC services for the Ottawa TS 13.8kV GIS Switchgear Building located in Ottawa, Ontario.

Scope of Work:

  • Design of GIS/Relay Building for building permit
  • All associated Civil Works including excavation, piling, concrete foundations and backfill
  • Installation of structural steel framing, precast wall panels, roofing, supply and installation of all HM doors & rolling steel door along with all interior painting
  • Installation of building electrical and mechanical services

Overbrook TS Project

Specification:

EPTCON Ltd. to replace and EPC all end-of-life 115 kV facilities of the station.

Scope of Work:

  • Replace transformers 2 main power transformers rated 60/80/100 MVA, 115/14.2 kV
  •  Reconfigure the 115 kV switchyard to allow connection of new 60/80/100 MVA transformers
  • Replacement of existing 145 kV disconnect switches with new ones
  • Connecting the secondaries of new transformers to the existing Switchgear with new 2×2500 kcmil cable
  • Existing 15 kV, 1750 kcmil PILC cables will be removed
  • Replacement of all 115 kV bus work
  • Replacement of the AC SS transformers and the associated Manual Transfer Scheme
  • Replacement of existing 125 V DC battery systems
  • Supply, Installation and testing of 30 protection and control racks
  • Upgrade the grounding system to meet short circuit level of 40 kA
  • Replacement of existing 15 kV, 1750 kcmil PILC cables for supply of capacitor banks
  • Installation of spill containments, fire barrier and noise attenuation measures around the transformers
  • Installation of foundations and steel structures as required for installing new equipment
  • Replace A and B transformer protections, gas protection, tap changer control, trip and sustained alarms. Replace cables.
  • Replace line protections.
  • Replace HV breaker protection and control with new duplicated protection.
  • Replace LV transformer and tie breaker failure and reclosing modules and provide new control.
  • Replace LV capacitor protection modules and provide new control.
  • Provide control system modifications associated with the addition of new transformers T1 and T2.

Rockwood MS 1 Station Refurbishment Project

Specification:

EPTCON Ltd. provided Civil/Electrical construction services for the Rockwood MS 1 Station Refurbishment Project, located in Rockwood, Ontario.

Scope of Work:

  • Site Civil Works
  • Ground Grid Installation
  • Installation of 44kV Overhead Line and Pole, 44kV Switchgear, Transformer, 15kV Switchgear and Associated Cabling
  • Installation of Feeder Duct Banks
  • Design for Station Integration
  • Station Testing and Commissioning

 


Clergue Protection Relay Project

Specification:

EPTCON Ltd. provided EPC services for a transformer, transmission line, 12 kV bus and breaker-fail protection scheme.

Scope of Work:

  • Development of the single line diagrams, AC schematics, DC schematics, and trip logic diagrams
  • Calculation of protection relay settings
  • Design of four new protection relay panels, including preparing the bill of materials, panel layout drawings, and panel wiring diagrams
  • Field modifications to existing relay panels and installation of a new field cabling interface rack
  • Complete testing and commissioning of the upgraded protection relay systems

Patrick St. Station Refurbishment Project

Specification:

EPTCON Ltd. provided EPC Services for the Replacement of eight (8) 115 kV Oil Circuit Breakers with SF6 Circuit Breakers.

Scope of Work:

  • Replacement of Eight 115 kV Bulk Oil Circuit Breakers with SF6 Circuit Breakers
  • Replacement of sixteen (16 ) associated Breaker Disconnect Switches
  • Replacement of four (4) 115 kV Line Protection Systems, Breaker Failure Protection Systems and Bus Protection Systems
  • Installation of a New 125V DC Battery System
  • Replacement and Upgrading of a Double Circuit 115 kV Transmission Line Connection to the Patrick Street Station
  • Reinforcement of the Existing Steel Support Structures for the Disconnect Switches
  • Connection of the New SCADA RTU Points to System Control

Third Line Redevelopment Project

Specification:

EPTCON Ltd. provided EPC services for the 230/115/34.5 kV switchyard redevelopment located in Sault Ste Marie, Ontario.

Scope of Work:

  • Complete electrical and civil engineering
  • Complete civil works (grading, excavating, foundations, backfill yard)
  • Supply and install control building including P&C control panels and new control cabling
  • Supply and install new substation grounding grid and cable trench system
  • Supply and install substation structural steel
  • Supply and Install 145 kV bus work
  • Reconfiguration of bus connecting to the 2 x 250 MVA auto transformers.
  • Provide for outage planning, commissioning and facilities start up services

Third Line Transformer Replacement Project

Specification:

EPTCON Ltd. provided EPC Services for the Replacement of a 230 kV/115 kV 250 MVA Transformer.

Scope of Work:

  • Removal of Existing Transformer
  • Off-loading and Delivery to site of the New Auto-Transformer
  • Dressing and Testing of the Auto-Transformer
  • Design and Installation of a New Transformer Protection Relay Panel
  • Modifications to the associated Breaker Failure Protection Systems
  • Design and Installation of the New Field Control Cabling and Related Termination Rack
  • Complete Construction and Commissioning Services

Festival Hydro Project

Specification:

EPTCON Ltd. provided Civil & Electrical Construction Services for the 230kV Transformer Station in Stratford, Ontario

Scope of Work:

  • Civil Works (Grading, Foundation, Landscaping)
  • Construction of Permanent Switchgear and Control Building
  • Supply and Installation of Ground Grid and Cable Trench/Conduit Systems
  • Design, Supply and Install of Structural Steel
  • Supply and Installation of HV Equipment (Switches, CVT’s, Metering Units, NGRs, LA’s, and Buswork
  • Assist in the Testing & Commissioning of Completed System
  • Supply, Installation, Termination of Field P&C Cables at HV Equipment Protection and Control Panels & Switchgear
  • Design, Supply and Installation of P&C panels
  • Supply and Installation of Switchyard Fence/Lighting

Hydro One Woodstock Project

Specification:

EPTCON Ltd. provided Civil & Electrical Construction Services for the 230kV Transformer Station in Woodstock, Ontario

Scope of Work:

  • Civil & Electrical Engineering
  • Civil Works (grading, excavating, foundations, backfill yard)
  • Installation of Structural Steel
  • Supply & Installation of HV Equipment (Switches, LA’s, CVT’s, metering units) & Buswork
  • Supply & Installation of Power & Protection Cabling System
  • Quality Assurance Testing & Commissioning
  • Complete O&M Support