N-1Report
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kV, 230 kV and 345 kV levels. The configuration of the NS Power transmission 7 system and major facilities is shown in Figure 20. 8 9 Figure 20: NS Power Major Facilities in Service 2023 10 11 12 13 The 345 kV transmission system is approx...
AI summary The document describes the configuration of the NS Power transmission system, including the lengths and types of lines for the 345 kV and 230 kV systems. It also references a 2023 10-Year System Outlook document.
1 7.3 Transmission Life Extension 2 3 NS Power has a comprehensive maintenance program in place for the transmission system focused 4 on maintaining reliability and extending the useful life of transmission assets. The program is 5 centere...
AI summary NS Power maintains a comprehensive transmission maintenance program focused on reliability and asset life extension through regular inspections and replacement of key components. The document outlines planned transmission reinforcements to ensure system reliability and compliance with design standards, with major projects requiring further technical studies and approvals.
n and grounding of lower three lines) [carry-over from 2022]. 26 • 2021 Transmission Right-of-Way Widening 69 kV to reduce the occurrence of edge and 27 off right-of-way tree contacts (Year 7 of 8). 28 • Receipt of new large spare auto-tra...
AI summary The document outlines various infrastructure projects and maintenance activities related to Nova Scotia's power transmission system, including right-of-way widening, substation upgrades, and land transfers, as part of the 2023 10-Year System Outlook.
3 Page 54 of 59 2023 10-Year System Outlook NON-CONFIDENTIAL 1 • Construct new 25/33/42 MVA 138 kV–25 kV 98N Substation complete with three 25 kV 2 distribution feeders in Stellarton. 3 • Purchase new 138 kV–25 kV, 15/20/25 MVA transformer...
AI summary The document outlines a 10-year system outlook for 2023–2026, detailing infrastructure projects including the construction of new substations, transformer replacements, and transmission right-of-way improvements aimed at enhancing grid reliability and capacity.
2023 Page 55 of 59 2023 10-Year System Outlook NON-CONFIDENTIAL 1 • Add a second 25/33/42 MVA, 138 kV-25 kV transformer at new 98N substation in 2 Stellarton. 3 • Replace 83V-Wolfville Ridge transformer 83V-T51 with a 138/69kV-25 kV, 15/20...
AI summary The 2023 10-Year System Outlook outlines proposed transformer upgrades and new substation installations in Nova Scotia, including replacements and additions in Stellarton, Antigonish, and Onslow, with future plans contingent on ongoing studies and the phase-out of coal-fired generation.