Metering Wagga 330 MVA for 993 Upgrade substation. Line. Dynamic Line Improved rating Ratings & information Transmission based on real Line Uprating - Install dynamic time ambient 83 Liddell line ratings based temperature and – Muswellbrook, on real time wind speed for 84 Liddell ambient these lines, – 4 1,100 0 1,100 Tamworth 330, temperatures and which will allow 85 & 86 wind speeds on increased line Tamworth 330 83, 84, 85, 86 ratings of – Armidale & 88 and 88 Lines. approximately Muswellbrook 20% at times of – Tamworth 330 favourable Lines conditions. Change to CT ratios at Gadara. (The change to Protection & CT ratios at Full use of Metering Tumut will be contingent Upgrades - 99P 5 undertaken as capacity of 128 0 50 50 Line Protection & part of the MVA for 99P Metering secondary Line. Upgrade systems replacement project at Tumut.) Improved rating information on real time Dynamic Line ambient Ratings & Install dynamic temperature and Transmission line ratings based wind speed for Line Uprating - on real time these lines, 6 65 Murray ambient 400 0 400 – which will allow Tumut & 66 temperatures and increased line Murray Lower wind speeds on – ratings of Tumut 330kV 65 and 66 Lines. approximately Lines 20% at times of favourable conditions. Extend the Full use of line Control Schemes 7 600 0 600 Directlink capacity of the - Extension of emergency Directlink
Metering Upgrade Wagga 330 substation. MVA for 993 Line. 4 Dynamic Line Ratings & Transmission Line Uprating - 83 Liddell – Muswellbrook, 84 Liddell – Tamworth 330, 85 & 86 Tamworth 330 – Armidale & 88 Muswellbrook – Tamworth 330 Lines Install dynamic line ratings based on real time ambient temperatures and wind speeds on 83, 84, 85, 86 and 88 Lines. Improved rating information based on real time ambient temperature and wind speed for these lines, which will allow increased line ratings of approximately 20% at times of favourable conditions. 1,100 0 1,100 5 Protection & Metering Upgrades - 99P Line Protection & Metering Upgrade Change to CT ratios at Gadara. (The change to CT ratios at Tumut will be undertaken as part of the secondary systems replacement project at Tumut.) Full use of contingent capacity of 128 MVA for 99P Line. 0 50 50 6 Dynamic Line Ratings & Transmission Line Uprating - 65 Murray – Tumut & 66 Murray – Lower Tumut 330kV Lines Install dynamic line ratings based on real time ambient temperatures and wind speeds on 65 and 66 Lines. Improved rating information on real time ambient temperature and wind speed for these lines, which will allow increased line ratings of approximately 20% at times of favourable conditions. 400 0 400 7 Control Schemes - Extension of Extend the Directlink emergency Full use of line capacity of the Directlink 600 0 600
AER%20-%20Final%20Decision%20%28Substituted%29%20TransGrid%20transmission%20determination%202015-18%20-%20July%202015.docx