β¨ Reliability Performance Measures
28 AUGUST
NEW ZEALAND GAZETTE
2669
3.4 RELIABILITY PERFORMANCE MEASURES
For the year ended 31 March 2001
Schedule 1 β PART 5
| Interruptions | Ave Target 2002/06 | Target 2002 | 2001 | 2000 | 1999 | 1998 |
|---|---|---|---|---|---|---|
| 1-3 Total | 2,258 | 1,925 | 2,421 | 1,683 | ||
| Class A | - | 1 | 5 | 1 | ||
| Class B - planned | 825 | 830 | 831 | 828 | 1,002 | 645 |
| Class C - unplanned | 1,250 | 1,350 | 1,421 | 1,077 | 1,402 | 1,032 |
| Class D | 6 | 19 | 12 | 5 | ||
| Class E | - | - | - | - | ||
| Class F | - | - | - | - | ||
| Class G | - | - | - | - | ||
| Class H | - | - | - | - | ||
| Class I | - | - | - | - |
4 Proportion of total Class C interruptions not restored
a/b * 100 where
a = no. of interruptions not restored within
b = total number of Class C interruptions
| Within 3 hrs | Within 24 hrs |
|---|---|
| 23.29% | 0.21% |
| 331 | 3 |
| 1,421 | 1,421 |
| Faults | Ave Target 2002/06 | Target 2002 | 2001 | 2000 | 1999 | 1998 |
|---|---|---|---|---|---|---|
| 5 Faults per 100 circuit kms | 10.00 | 8.79 | 10.47 | 13.32 | ||
| 110kV | - | - | - | - | - | - |
| 66kV | 4.00 | 4.00 | 3.99 | 6.25 | 1.47 | 4.87 |
| 50kV | - | - | - | - | - | - |
| 33kV | 6.00 | 6.00 | 10.91 | 6.96 | 5.49 | 8.03 |
| 22kV | 10.00 | 10.00 | 10.38 | 9.05 | 11.14 | 14.19 |
| 6.6kV | - | - | - | - | - | - |
| 3.3kV | - | - | - | - | - | - |
| 230/400 V | - | - | - | - | - | - |
6 Faults per 100 circuit kms (underground)
| 2001 | 2000 | 1999 | 1998 | |
|---|---|---|---|---|
| 110kV | - | - | - | - |
| 66kV | - | - | - | - |
| 50kV | - | - | - | - |
| 33kV | 5.70 | 4.66 | 2.72 | 2.18 |
| 22kV | - | - | - | - |
| 6.6kV | - | - | - | - |
| 3.3kV | - | - | - | - |
| 230/400 V | - | - | - | - |
7 Faults per 100 circuit kms (overhead)
| 2001 | 2000 | 1999 | 1998 | |
|---|---|---|---|---|
| 110kV | 12.00 | 9.77 | 12.06 | 14.58 |
| 66kV | - | - | - | - |
| 50kV | 3.99 | 6.25 | 3.47 | 4.87 |
| 33kV | 12.35 | 7.74 | 6.25 | 8.81 |
| 22kV | - | - | - | - |
| 6.6kV | - | - | - | - |
| 3.3kV | 12.00 | 10.08 | 12.88 | 15.62 |
| 230/400 V | - | - | - | - |
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Online Sources for this page:
VUW Te Waharoa —
NZ Gazette 2001, No 104
Gazette.govt.nz —
NZ Gazette 2001, No 104
β¨ LLM interpretation of page content
π
Energy Delivery Efficiency Performance Measures and Statistics
(continued from previous page)
π Trade, Customs & IndustryEnergy Delivery, Load Factor, Loss Ratio, Capacity Utilisation, Statistics, Electricity, Reliability Performance, Interruptions, Faults