β¨ Reliability and Performance Measures
Alpine Energy Limited Lines Business
Reliability and Performance Measures
System Average Interruption Duration Index (SAIDI) - 31 March 2005
| Class | 2006/09 (Target) | 2006 (Target) | 2005 | 2004 | 2003 | 2002 |
|---|---|---|---|---|---|---|
| SAIDI for total number of interruptions | ||||||
| Overall | 87 | 90 | 79 | 115 | 204 | 81 |
| Class A | 9 | 9 | 9 | 0 | 22 | 0 |
| Class B | 11 | 11 | 12 | 12 | 20 | 19 |
| Class C | 57 | 57 | 57 | 103 | 162 | 50 |
| Class D | 10 | 12 | 2 | 0 | 0 | 12 |
| Class E - I | 0 | 0 | 0 | 0 | 0 | 0 |
a = sum of interruption duration factors for all interruptions within the particular interruption class
| Class | ||||||
|---|---|---|---|---|---|---|
| Class A | 252,560 | 252,560 | 262,560 | 0 | 609,600 | 9,805 |
| Class B | 307,024 | 307,024 | 339,577 | 350,995 | 570,856 | 525,896 |
| Class C | 1,635,872 | 1,635,872 | 1,630,077 | 2,935,049 | 4,580,897 | 1,411,304 |
| Class D | 300,000 | 350,000 | 51,508 | 0 | 0 | 339,660 |
| Class E - I | 0 | 0 | 0 | 0 | 0 | 0 |
b = Total Consumers
| | 28,800 | 28,500 | 28,697 | 28,409 | 28,248 | 28,376 |
System Average Interruption Frequency Index (SAIFI) - 31 March 2005
| Class | 2006/09 (Target) | 2006 (Target) | 2005 | 2004 | 2003 | 2002 |
|---|---|---|---|---|---|---|
| SAIFI for total number of interruptions | ||||||
| Overall | 1.1 | 1.1 | 1.0 | 1.6 | 1.1 | 1.2 |
| Class A | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.1 |
| Class B | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.2 |
| Class C | 0.9 | 0.9 | 0.9 | 1.5 | 0.9 | 0.8 |
| Class D | 0.1 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 |
| Class E - I | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
a = sum of electricity consumers affected by all interruptions
| Class | ||||||
|---|---|---|---|---|---|---|
| Class A | 700 | 700 | 450 | 0 | 1,977 | 3,922 |
| Class B | 2,250 | 2,250 | 2,640 | 3,930 | 3,390 | 5,700 |
| Class C | 27,000 | 27,000 | 24,700 | 41,406 | 25,988 | 23,455 |
| Class D | 1,800 | 1,800 | 907 | 0 | 0 | 629 |
| Class E - I | 0 | 0 | 0 | 0 | 0 | 0 |
b = Total Consumers
| | 28,800 | 28,500 | 28,697 | 28,409 | 28,248 | 28,376 |
Connection Average Interruption Duration Index (CAIDI) - 31 March 2005
| Class | 2006/09 (Target) | 2006 (Target) | 2005 | 2004 | 2003 | 2002 |
|---|---|---|---|---|---|---|
| CAIDI for total number of interruptions | ||||||
| Overall | 79 | 80 | 80 | 72 | 184 | 68 |
| Class A | 375 | 375 | 583 | 0 | 308 | 3 |
| Class B | 136 | 136 | 129 | 89 | 168 | 92 |
| Class C | 61 | 61 | 66 | 71 | 176 | 60 |
| Class D | 167 | 194 | 57 | 0 | 0 | 540 |
| Class E - I | 0 | 0 | 0 | 0 | 0 | 0 |
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Online Sources for this page:
VUW Te Waharoa —
NZ Gazette 2005, No 144
Gazette.govt.nz —
NZ Gazette 2005, No 144
β¨ LLM interpretation of page content
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Alpine Energy Limited Lines Business Reliability and Performance Measures
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π Trade, Customs & IndustryReliability, Performance Measures, Interruptions, Faults, Electricity Supply, Alpine Energy, Transpower