β¨ Electricity Performance Statistics
25 FEBRUARY 2008
NEW ZEALAND GAZETTE, No. 35
825
4 Fault Restoration Times (Class C) interruptions not restored within:
| 2007 | 2006 | 2005 | 2004 | |
|---|---|---|---|---|
| 3 Hours | 53.93% | 18.63% | 24.86% | 17.29% |
| 24 Hours | 23.22% | 0.00% | 0.00% | 0.00% |
5 Number of faults per 100 km of prescribed voltage line
(a) Total number of faults
| Voltage | 2007 | 2006 | 2005 | 2004 |
|---|---|---|---|---|
| 66 kV | 2.0 | 1.7 | 0.6 | 0.0 |
| 33 kV | 6.2 | 1.0 | 2.8 | 3.5 |
| 22 kV | 13.3 | 11.7 | 7.7 | 18.0 |
| 11 kV | 11.1 | 6.4 | 7.3 | 8.1 |
| Total | 10.6 | 8.1 | 6.5 | 7.8 |
(b) Target for (next year)
| Voltage | Target |
|---|---|
| 66 kV | 1.0 |
| 33 kV | 3.0 |
| 22 kV | 8.0 |
| 11 kV | 10.0 |
| Total | 6.0 |
(c) Average Target (5 years)
| Voltage | Target |
|---|---|
| 66 kV | 1.0 |
| 33 kV | 3.0 |
| 22 kV | 8.0 |
| 11 kV | 10.0 |
| Total | 6.0 |
6 The total number of faults per 100km of prescribed voltage underground line
| Voltage | 2007 | 2006 | 2005 | 2004 |
|---|---|---|---|---|
| 66 kV | 0 | 0 | 0 | 0 |
| 33 kV | 0 | 0 | 0 | 0 |
| 22 kV | 0 | 0 | 0 | 0 |
| 11 kV | 1.8 | 1.9 | 1.0 | 3.2 |
| Total | 1.6 | 1.7 | 0.9 | 1.0 |
7 The total number of faults per 100km of prescribed voltage overhead line
| Voltage | 2007 | 2006 | 2005 | 2004 |
|---|---|---|---|---|
| 66 kV | 2.0 | 1.7 | 0.6 | 0.0 |
| 33 kV | 6.3 | 1.0 | 2.9 | 3.6 |
| 22 kV | 13.4 | 11.8 | 8.5 | 18.2 |
| 11 kV | 11.9 | 8.9 | 9.0 | 8.5 |
| Total | 11.0 | 8.1 | 7.7 | 8.7 |
8 SAIDI for the total number of interruptions (minutes)
| Year | SAIDI |
|---|---|
| 2007 | 1,918 |
| 2006 | 150 |
| 2005 | 132 |
| 2004 | 198 |
9 SAIDI targets (next year)
| Class | Target |
|---|---|
| Class B - Planned by | 93 |
| Line Owner | |
| Class C - Unplanned by | |
| Line Owner | 57 |
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Online Sources for this page:
VUW Te Waharoa —
NZ Gazette 2008, No 35
Gazette.govt.nz —
NZ Gazette 2008, No 35
β¨ LLM interpretation of page content
π’
Electricity Ashburton Limited - Performance Measures for the Year Ended 31 March 2007
(continued from previous page)
π’ State Enterprises & InsuranceElectricity, Fault Restoration Times, Faults per 100 km, SAIDI, Performance Targets