Thunder Bay Pulp and Paper – Single Point Connection Commissioning

Project Summary

As part of a major electrical infrastructure upgrade, our team completed the testing and commissioning of new and modified high-voltage (HV) and medium-voltage (MV) electrical equipment, protection relays, control systems, and monitoring infrastructure across multiple substations and powerhouse locations.

 

• Commissioning of 121 kV breakers, disconnects, CVTs, surge arresters, and neutral grounding resistors at multiple substations.
• Complete commissioning of two (2) new 15 kV switchgear lineups 
• Testing and commissioning of new and modified protection relays for feeders, buses, transformers, generators, and line protections.
• Testing of new mirrored bit and IE61850 communications for facility intertrip and blocking signals 
• Commissioning of new generator and breaker controls (Easygen and LS6s) 
• Commissioning and functional testing of load shedding module and load shedding scheme  
• Commissioning of DC battery systems and support equipment.
• Functional testing of breaker failure, transfer trip, and blocking signals with Hydro One through the existing NDS570s
• Coordination and support for points testing with the IESO
• Commissioning  of turbine generator synchronization circuits 
• Startup support during integration of the new system