β¨ Reliability Performance Measures
REGULATION 22 RELIABILITY PERFORMANCE MEASURES
| targets | 2004-07 | 2003 | 2002 | 2001 | 2000 | 1999 |
|---|
1.- 3. Number of interruptions and interruption Targets by class
Class A - Transpower Planned
(a)
Class B - ML Ltd Planned
(b) | 145 | 157 | 159 | 145 | 117 | 156 |
Class C - ML Ltd Unplanned | 223 | 208 | 283 | 302 | 125 | 133 |
Class D - Transpower Unplanned |
Class E - ECNZ Unplanned | - | - | 1 | - | - | 1 |
Class F - Other Generation |
Class G - Other |
Total | - | - | 443 | 447 | 242 | 290 |
4. Percentage of Class C interruptions not restored within -
(a) Three hours | 29.3% | 29.5% | 22.4% | 23.3% |
(b) 24 hours | 2.8% | 1.6% | 2.4% | 1.5% |
Faults (Class C) per 100 kilometres
5. Total number of faults per 100 km
| faults/100 km | |
|---|---|
| 33 kV | 2.6 |
| 11kV | 9.8 |
| 6.6kV | - |
| Total | 8.8 |
6. Faults (Class C) per 100 kilometres underground
| faults/100 km | |
|---|---|
| 33 kV | - |
| 11kV | - |
| Total | - |
7. Faults (Class C) per 100 km overhead
| faults/100 km | |
|---|---|
| 33 kV | 3.9 |
| 11kV | 13.6 |
| 6.6kV | - |
| Total | 12.2 |
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Online Sources for this page:
VUW Te Waharoa —
NZ Gazette 2002, No 127
Gazette.govt.nz —
NZ Gazette 2002, No 127
β¨ LLM interpretation of page content
ποΈ Regulation 22 Reliability Performance Measures
ποΈ Infrastructure & Public WorksPerformance measures, interruptions, faults, reliability, Transpower, ML Ltd, ECNZ