✨ Electricity Supply Statistics




29 AUGUST 2005
NEW ZEALAND GAZETTE, No. 144
3527

Alpine Energy Limited Lines Business

Reliability and Performance Measures - Interruptions and Faults - 31 March 2005

Interruptions

Class 2006/09 (Target) 2006 (Target) 2005 2004 2003 2002
Number of Interruptions
Planned Interruptions - Transpower Class A 2 2 1 0 2
Planned Interruptions - Alpine Class B 35 40 43 42 46
Unplanned Interruptions - Alpine Class C 95 100 81 90 65
Unplanned Interruptions - Transpower Class D 2 3 1 0 0
Class E - I 0 0 0 0 0
Total 134 145 126 132 113

Proportion of Total Class C Interruptions not restored:

2006/09 (Target) 2006 (Target) 2005 2004 2003 2002
Within 3 Hours 21% 27% 37% 7%
Within 24 Hours 2% 9% 12% 0%

Faults

Voltage 2006/09 (Target) 2006 (Target) 2005 2004 2003 2002
Overall System
Faults per 100 circuit kilometres of prescribed voltage electric line 3.1 3.3 3.0 3.2 2.08 3.1
33kV 1.1 1.1 1.0 1.1 0.53 1.1
22kV 0.7 0.7 0.7 0.7 0.00 0.0
11kV 3.3 3.5 3.2 3.4 2.30 3.4
6.6kV 0.0 0.0 0.0 0.0 0.00 0.0
Overhead
Faults per 100 circuit kilometres of prescribed voltage electric line 3.2 3.3
33kV 1.1 1.1 0.55 1.1
22kV 0.7 0.7 0.00 0.0
11kV 3.4 3.6 2.36 3.7
6.6kV 0.0 0.0 0.00 0.0
Underground
Faults per 100 circuit kilometres of prescribed voltage electric line 0.8 1.3 1.38 0.5
33kV 0.0 0.0 0.00 0.0
22kV 0.0 0.0 0.00 0.0
11kV 0.9 1.4 1.48 0.5
6.6kV 0.0 0.0 0.00 0.0


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Online Sources for this page:

VUW Te Waharoa PDF NZ Gazette 2005, No 144


Gazette.govt.nz PDF NZ Gazette 2005, No 144





✨ LLM interpretation of page content

🏭 Alpine Energy Limited Lines Business Reliability and Performance Measures (continued from previous page)

🏭 Trade, Customs & Industry
Reliability, Performance Measures, Interruptions, Faults, Electricity Supply, Alpine Energy, Transpower