20% at times of favourable conditions. The increase in Line to achieve a maximum maximum operating operating temperature of temperature of 61 Line is 100 degrees expected to Celsius. achieve an increase in contingency rating of this line of 137 MVA. Improved rating information based on real time ambient Dynamic Line Install dynamic temperature and Ratings & line ratings based wind speed for Transmission on real time this line, which 14 Line Uprating - ambient 300 0 300 will allow 969 Tamworth temperatures and increased line 330 Gunnedah wind speeds on – ratings of 132kV Line 969 Line. approximately 20% at times of favourable conditions. Replace interplant connections on 81 & 82 Line Terminal switchbays at Full use of Equipment Liddell and contingent Upgrades - 81 & 15 Newcastle, and capacity of 1646 600 0 600 82 Liddell – replace wave MVA for 81 & 82 Newcastle & traps and change Tomago Lines current transformer secondary ratios at Liddell. The installation Capacitor Banks Install a new of a capacitor 16 - Beryl Capacitor 1,900 0 1,900 capacitor bank at bank at Beryl Bank substation would
Line to achieve a maximum operating temperature of 100 degrees Celsius. 20% at times of favourable conditions. The increase in maximum operating temperature of 61 Line is expected to achieve an increase in contingency rating of this line of 137 MVA. 14 Dynamic Line Ratings & Transmission Line Uprating - 969 Tamworth 330 – Gunnedah 132kV Line Install dynamic line ratings based on real time ambient temperatures and wind speeds on 969 Line. Improved rating information based on real time ambient temperature and wind speed for this line, which will allow increased line ratings of approximately 20% at times of favourable conditions. 300 0 300 15 Terminal Equipment Upgrades - 81 & 82 Liddell – Newcastle & Tomago Lines Replace interplant connections on 81 & 82 Line switchbays at Liddell and Newcastle, and replace wave traps and change current transformer secondary ratios at Liddell. Full use of contingent capacity of 1646 MVA for 81 & 82 600 0 600 16 Capacitor Banks - Beryl Capacitor Bank Install a new capacitor bank at The installation of a capacitor bank at Beryl substation would 1,900 0 1,900
AER%20-%20Final%20Decision%20%28Substituted%29%20TransGrid%20transmission%20determination%202015-18%20-%20July%202015.docx