Reliability Performance Measures




4 DECEMBER 2006
NEW ZEALAND GAZETTE, No. 164
4771

THE LINES COMPANY LIMITED—LINE BUSINESS ACTIVITY

Reliability Performance Measures (Regulation 22)

1 Total number of Interruptions according to class

2006 2005 2004 2003 2002
Planned (Transpower) 0 1 3 3 3
Planned (TLC) 257 279 334 659 546
Unplanned (TLC) 395 397 497 587 375
Unplanned (Transpower) 0 8 4 2 9
Generation (Others) 0 0 0 0 0
Other (Private Lines) 38 44 24 0 0
Total 690 729 862 1251 933

2 Interruption targets for the following year
3 and for the subsequent four financial years

2007 2008 2009 2010 2011 Average 2007/11
Planned (TLC) 450 450 450 450 450 450
Unplanned (TLC) 373 360 348 336 324 348

4 Percentage of total number for faults not restored in 3 or 24 hours

Unplanned (TLC) faults for 2005/06

Not Restored in 3 hours Number % of Outages
204 52%
Not Restored in 24 hours 1 0%

5a Total number of faults per 100km of lines for :

Faults per 100km

2006 2005 2004 2003
33kV 9.6 10.5 14.6 15.7
11kV 10.7 9.7 11.7 14.0
Total 10.5 9.8 12.0 14.2

5b Target for the following year
5c and the subsequent 4 financial years

Faults per 100km

2007 2008 2009 2010 2011 Average 2007/11
33kV 9.0 8.6 8.2 7.8 7.4 8.2
11kV 10.0 9.7 9.4 9.1 8.8 9.4
Total 9.9 9.5 9.2 8.9 8.6 9.2

6a Total number of faults per 100km of underground lines for :

Faults per 100km

2006 2005 2004 2003
33kV 0.0 0.0 0.0 0.0
11kV 6.5 6.5 6.9 6.9
Total 6.4 6.4 6.9 6.9

6b Target for the following year
6c and the subsequent 4 financial years

Faults per 100km

2007 2008 2009 2010 2011 Average 2007/11
33kV 0.0 0.0 0.0 0.0 0.0 0.0
11kV 3.8 2.6 2.6 2.6 2.6 2.8
Total 3.8 2.5 2.5 2.5 2.5 2.8

7a Total number of faults per 100km of overhead lines for :

Faults per 100km

2006 2005 2004 2003
33kV 9.6 11.1 14.6 15.7
11kV 10.8 11.1 11.8 14.2
Total 10.6 10.7 12.1 14.3

7b Target for the following year
7c and the subsequent 4 financial years

Faults per 100km

2007 2008 2009 2010 2011 Average 2007/11
33kV 9.0 8.6 8.2 7.8 7.4 8.2
11kV 10.2 9.8 9.5 9.2 8.9 9.5
Total 10.0 9.7 9.4 9.0 8.7 9.3


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Online Sources for this page:

VUW Te Waharoa PDF NZ Gazette 2006, No 164


Gazette.govt.nz PDF NZ Gazette 2006, No 164





✨ LLM interpretation of page content

🏗️ Reliability Performance Measures for The Lines Company Limited (continued from previous page)

🏗️ Infrastructure & Public Works
Reliability Performance, Interruptions, Faults, Restoration Times, Faults per 100km, Planned Interruptions, Unplanned Interruptions, 33kV Lines, 11kV Lines, Underground Lines, Overhead Lines