New Zealand Gazette – 2005 – No. 128

Page 3117

✨ Reliability Performance Measures



17 AUGUST 2005

NEW ZEALAND GAZETTE, No. 128

3117

OTAGONET JOINT VENTURE LINES BUSINESS

RELIABILITY PERFORMANCE MEASURES

PURSUANT TO REQUIREMENT 21 OF THE ELECTRICITY INFORMATION DISCLOSURE REQUIREMENTS 2004, SCHEDULE 1 PART 5

Reliability Statistics For Years Ending 31 March 2002, 2003, 2004 and 2005

Class A B C D E F G H I TOTAL
2001/02 - 119 178 2 - - - - -
Interruptions 2002/03 - 107 171 1 - - - - -
2003/04 2 115 197 1 - - - - -
2004/05 2 153 131 2 - - - - -
Predicted 2005/2006 140 190
5-Year Average Target 149 184

| SAIDI | 2001/02 | - | 65.5 | 106.4 | 50.7 | - | - | - | - | - | 222.6 |
| | 2002/03 | - | 54.0 | 161.8 | 9.1 | - | - | - | - | - | 224.9 |
| | 2003/04 | 45.2 | 59.0 | 395.4 | 4.3 | - | - | - | - | - | 503.9 |
| | 2004/05 | 0.7 | 75.8 | 98.0 | 19.6 | - | - | - | - | - | 194.1 |
| | Predicted 2005/2006 |
| | 5-Year Average Target | 78.5 | 167.0 |
| | | 83.3 | 157.3 |

| SAIFI | 2001/02 | - | 0.31 | 1.45 | 0.83 | - | - | - | - | - | 2.59 |
| | 2002/03 | - | 0.29 | 2.33 | 0.16 | - | - | - | - | - | 2.78 |
| | 2003/04 | 0.23 | 0.29 | 2.87 | 0.10 | - | - | - | - | - | 3.49 |
| | 2004/05 | - | 0.45 | 1.27 | 0.40 | - | - | - | - | - | 2.12 |
| | Predicted 2005/2006 | | 0.44 | 1.86 |
| | 5-Year Average Target | 0.46 | 1.80 |

| CAIDI | 2001/02 | - | 211.2 | 73.4 | 61.1 | - | - | - | - | - | 85.9 |
| | 2002/03 | - | 186.3 | 69.5 | 56.6 | - | - | - | - | - | 80.9 |
| | 2003/04 | 196.5 | 203.6 | 137.8| 42.6 | - | - | - | - | - | 144.4 |
| | 2004/05 | - | 168.4 | 77.2 | 49.0 | - | - | - | - | - | 91.6 |
| | Predicted 2005/2006 |
| | 5-Year Average Target | 180.0 | 90.0 |
| | | | 87.3 |

Faults by Voltage

66kV 33kV 11kV Total
2001/02 - 1.51 5.29
OH per 100km 2002/03 - 1.32 5.14
2003/04 1.35 1.66 5.82
2004/05 - 0.72 3.96
Predicted 2005/2006
5-Year Average/Target 0.51 1.44 5.63

| UG per 100km| 2001/02 | - | - | - | - |
| | 2002/03 | - | 1.52 | 5.30 | 4.67 |
| | 2003/04 | - | - | - | - |
| | 2004/05 | - | - | - | - |

| Total per 100km | 2001/02 | - | 1.51 | 5.29 | 4.66 |
| | 2002/03 | - | 1.32 | 5.14 | 4.51 |
| | 2003/04 | 1.35 | 1.66 | 5.82 | 5.15 |
| | 2004/05 | - | 0.72 | 3.96 | 3.42 |
| | Predicted 2005/2006 |
| | 5-Year Average/Target | 0.50 | 1.33 | 5.46 | 4.77 |

Class C Interruptions Not Restored in:

  • 3 hours: 6.1%
  • 24 hours: 0.0%

Reliability Statistics for 2002 and three months of 2003 to 30 June 2002 are those achieved by the previous owner, Otago Power Limited.



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Online Sources for this page:

VUW Te Waharoa — PDF NZ Gazette 2005, No 128


Gazette.govt.nz — PDF NZ Gazette 2005, No 128




✨ LLM interpretation of page content

🏗️ Otagonet Joint Venture Lines Business Reliability Performance Measures (continued from previous page)

🏗️ Infrastructure & Public Works
Reliability, Statistics, Interruptions, SAIDI, SAIFI, CAIDI, Faults by Voltage, Performance Measures, Electricity