✨ Powerco Fault and Interruption Statistics




Total Number Of Faults Per 100km Of Prescribed Voltage Overhead Line

Nominal Voltage 2006 Powerco Number of Faults/100km 2005 Powerco Number of Faults/100km 2004 Powerco Number of Faults/100km 2003 Powerco Number of Faults/100km
110kV 11.29 3.99 3.33 9.32
66kV 8.57 10.42 10.72 6.80
22kV 12.20 18.26 19.86 12.18
11kV 14.22 12.02 15.14 12.32
6.6kV 4.70 5.10 6.48 4.86
3.3kV - - - -
Total (weighted average) 13.18 11.64 14.45 11.56

SAIDI for total interruptions

Interruption Class 2006 SAIDI 2005 SAIDI 2004 SAIDI 2003 SAIDI
Total 235.8 208.32 370.41 295.55

SAIDI

Targets for the Following Financial Year

Interruption Class 2007 Powerco 2006 Powerco 2005 Powerco 2004 Powerco
Class B - Distributor Planned 20 20 20 29
Class C - Distributor Unplanned 130 130 130 101

Targeted for the Following Financial Year and Subsequent 4 Financial Years

Interruption Class 2007 Powerco 2008-2011 Powerco
Class B - Distributor Planned 20 20
Class C - Distributor Unplanned 130 130

SAIDI classified

Interruption Class 2006 Powerco SAIDI 2005 Powerco SAIDI 2004 Powerco SAIDI 2003 Powerco SAIDI
Class A - Transpower Planned 5.60 3.03 12.86 3.46
Class B - Distributor Planned 10.60 11.12 21.93 46.99
Class C - Distributor Unplanned 203.00 183.43 304.35 234.35
Class D - Transpower Unplanned 16.60 9.21 31.04 10.37
Class E - ECNZ Unplanned - - - 0.16
Class F - Other Generator Unplanned - - - 0.22
Class G - Other Line Owner Unplanned - - - -
Class H - Other Line Owner Planned 1.53 - 0.24 -
Class I - Other Owner (Not in A-H) - - - -
Total 235.80 208.32 370.41 295.55

SAIFI for total interruptions

Interruption Class 2006 SAIFI 2005 SAIFI 2004 SAIFI 2003 SAIFI
Total 2.890 2.915 3.787 3.473

SAIFI

Targeted for the Following Financial Year

Interruption Class 2007 Powerco 2006 Powerco 2005 Powerco 2004 Powerco
Class B - Distributor Planned 0.14 0.14 0.14 0.19
Class C - Distributor Unplanned 2.36 2.36 2.36 1.98

Targeted for the Following Financial Year and Subsequent 4 Financial Years

Interruption Class 2007 Powerco 2008-2011 Powerco
Class B - Distributor Planned 0.14 0.14
Class C - Distributor Unplanned 2.41 2.41


Next Page →



Online Sources for this page:

VUW Te Waharoa PDF NZ Gazette 2006, No 169


Gazette.govt.nz PDF NZ Gazette 2006, No 169





✨ LLM interpretation of page content

🏭 Total Number of Faults Per 100km of Prescribed Voltage Overhead Line (continued from previous page)

🏭 Trade, Customs & Industry
Electricity, Faults, Overhead Lines, Statistics, Powerco

🏭 SAIDI for Total Interruptions

🏭 Trade, Customs & Industry
Electricity, Interruptions, SAIDI, Statistics, Powerco

🏭 SAIDI Targets for the Following Financial Year

🏭 Trade, Customs & Industry
Electricity, Interruptions, SAIDI, Targets, Powerco

🏭 SAIDI Targeted for the Following Financial Year and Subsequent 4 Financial Years

🏭 Trade, Customs & Industry
Electricity, Interruptions, SAIDI, Targets, Powerco

🏭 SAIDI Classified

🏭 Trade, Customs & Industry
Electricity, Interruptions, SAIDI, Classified, Statistics, Powerco

🏭 SAIFI for Total Interruptions

🏭 Trade, Customs & Industry
Electricity, Interruptions, SAIFI, Statistics, Powerco

🏭 SAIFI Targeted for the Following Financial Year

🏭 Trade, Customs & Industry
Electricity, Interruptions, SAIFI, Targets, Powerco

🏭 SAIFI Targeted for the Following Financial Year and Subsequent 4 Financial Years

🏭 Trade, Customs & Industry
Electricity, Interruptions, SAIFI, Targets, Powerco