β¨ Electricity Reliability Performance Measures
FIRST SCHEDULE - PART IV continued
Reliability Performance Measures continued
| 1998 | 1997 | 1996 | 1995 |
|---|
Faults
-
Total number of faults per 100 circuit kilometers of prescribed voltage electric line
12.01 | 15.17 | 13.42 | 12.70
-
Number of faults per 100 circuit kilometers of prescribed voltage underground cables.
| 6.6kV | 1.86 | 0.93 | 0.93 | 0.93 |
| 11kV | 8.70 | 10.24 | 7.14 | 5.26 |
| 22kV | 3.60 | 2.40 | 4.81 | 2.41 |
| 33kV | 8.13 | 4.55 | 1.14 | 3.41 |
| 110kV | 13.14 | 14.79 | 4.93 | 3.29 |
| Total | 7.48 | 8.00 | 5.64 | 4.24 | -
Number of faults per 100 circuit kilometers of prescribed voltage overhead lines.
| 6.6kV | 5.33 | 7.20 | 7.07 | 10.10 |
| 11kV | 23.16 | 29.75 | 30.05 | 30.30 |
| 22kV | 0.07 | - | - | - |
| 33kV | 4.64 | 34.02 | 4.64 | 13.92 |
| 110kV | - | - | - | - |
| Total | 21.11 | 28.36 | 27.61 | 28.02 |
28 SEPTEMBER
THE NEW ZEALAND GAZETTE
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VUW Te Waharoa —
NZ Gazette 1998, No 160
NZLII —
NZ Gazette 1998, No 160
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Reliability Performance Measures for Electricity Interruptions
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ποΈ Infrastructure & Public WorksElectricity, Faults, Reliability, Performance Measures, Statistics