New Zealand Gazette – 2006 – No. 156

Page 4565

✨ Electricity Performance Measures



29 NOVEMBER 2006

NEW ZEALAND GAZETTE, No. 156

11 The SAIDI for the total number of interruptions within each interruption class (minutes)

Class 2006 2005 2004 2003
Class A – planned by Transpower - - - -
Class B – planned by line owners 11.7 7.3 16.3 20.5
Class C – unplanned by line owners 70.8 73.2 80.0 68.6
Class D – unplanned by Transpower 14.0 - 1.0 12.1
Class E – unplanned by embedded generation - - - 0.1
Class F – unplanned by generation on other net-works - - - -
Class G – unplanned by other line owner - - - -
Class H – planned by another line owner - - - -
Class I – any other loss of supply - - - -

12 The SAIFI for the total number of interruptions

Year SAIFI
2006 1.72
2005 1.46
2004 1.72
2003 2.08

13 SAIFI target for next financial year

Class 2006 2005 2004 2003
Class B – planned by line owners 0.13 0.13 0.13 0.13
Class C – unplanned by line owners 1.36 1.36 1.36 1.07

14 Average SAIFI targets for next 5 years

Class 2006 2005 2004 2003
Class B – planned by line owners 0.13 0.13 0.13 0.13
Class C – unplanned by line owners 1.36 1.36 1.36 1.07

15 The SAIFI for the total number of interruptions within each interruption class

Class 2006 2005 2004 2003
Class A – planned by Transpower - - - -
Class B – planned by line owners 0.09 0.07 0.14 0.15
Class C – unplanned by line owners 1.40 1.39 1.47 1.36
Class D – unplanned by Transpower 0.23 - 0.11 0.57
Class E – unplanned by embedded generation - - - -
Class F – unplanned by generation on other networks - - - -
Class G – unplanned by other line owner - - - -
Class H – planned by another line owner - - - -
Class I – any other loss of supply - - - -

16 The CAIDI for the total number of interruptions

Year CAIDI
2006 56.10
2005 55.20
2004 56.60
2003 48.70

17 CAIDI target for next financial year

Class 2006 2005 2004 2003
Class B – planned by line owners 120.0 120.0 120.0 120.0
Class C – unplanned by line owners 55.0 55.0 55.0 70.0

18 Average CAIDI targets for next 5 years

Class 2006 2005 2004 2003
Class B – planned by line owners 120.0 120.0 120.0 120.0
Class C – unplanned by line owners 55.0 55.0 55.0 70.0

19 The CAIDI for the total number of interruptions within each interruption class

Class 2006 2005 2004 2003
Class A – planned by Transpower - - - -
Class B – planned by line owners 135.7 100.2 119.9 134.9
Class C – unplanned by line owners 50.5 52.8 54.5 50.6
Class D – unplanned by Transpower 60.0 - 8.8 21.3
Class E – unplanned by embedded generation - - - 16.0
Class F – unplanned by generation on other networks - - - -
Class G – unplanned by other line owner - - - -
Class H – planned by another line owner - - - -
Class I – any other loss of supply - - - -


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Online Sources for this page:

VUW Te Waharoa — PDF NZ Gazette 2006, No 156


Gazette.govt.nz — PDF NZ Gazette 2006, No 156




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