β¨ Electricity Supply Reliability Statistics
4218
NEW ZEALAND GAZETTE, No. 168
17 DECEMBER 2004
6 Faults per 100 circuit-km of underground electric line:
2004 2003 2002 2001
66kV 0.0 3.2 3.3 0.0
33kV 4.5 0.0 0.0 0.0
11kV 3.3 2.6 3.3 3.0
All 3.2 2.6 3.3 2.9
7 Faults per 100 circuit-km of overhead electric line:
2004 2003 2002 2001
66kV 0 5.3 2.6 0.0
33kV 1.9 4.2 4.0 3.0
11kV 10.3 16.9 10.2 13.6
All 9.3 15.5 9.5 12.5
8, 11,
12, 15,
16, 19 SAIDI, SAIFI and CAIDI by interruption class and in total for 2004:
| Network or generation owner | Interruption class | Classification of interruptions | SAIDI (minutes per connected consumer) | SAIFI (interruptions per connected consumer) | CAIDI (minutes per consumer interrupted) |
|---|---|---|---|---|---|
| Orion | B | Planned shutdowns | 6.5 | 0.02 | 274 |
| C | Unplanned cuts | 35.9 | 0.59 | 60 | |
| 42.4 | 0.62 | 68 | |||
| Transpower | A | Planned shutdowns | 0.9 | 0.00 | 314 |
| D | Unplanned cuts | 0.1 | 0.01 | 15 | |
| 1.0 | 0.01 | 96 | |||
| 43.4 | 0.63 | 69 |
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Online Sources for this page:
VUW Te Waharoa —
NZ Gazette 2004, No 168
Gazette.govt.nz —
NZ Gazette 2004, No 168
β¨ LLM interpretation of page content
π
Disclosure of reliability performance measures
(continued from previous page)
π Trade, Customs & IndustryReliability performance, Interruptions, Faults, Electricity supply, Network statistics