β¨ Electricity Performance Statistics
30 SEPTEMBER
NEW ZEALAND GAZETTE
3255
TOP ENERGY LIMITED
Performance Measures and Statistics
For the Year Ended 31 March 1996
Regulation 16
Reliability Performance Measures
i. Total number of interruptions and breakdowns by interruption class
| Class | Type of Interruption | 1996 No | 1995 No |
|---|---|---|---|
| A | Planned - Transpower | 1 | 0 |
| B | Planned - Top Energy | 324 | 351 |
| C | Unplanned - Top Energy | 198 | 294 |
| D | Unplanned - Transpower | 8 | 2 |
| E | Unplanned - ECNZ | 0 | 0 |
| F | Unplanned - Other | 0 | 0 |
| G | Any other interruption | 0 | 0 |
| Total - All interruptions | 531 | 647 |
ii. Number of faults per 100 circuit kms
| Line Voltage | Total | Underground | Overhead | |||
|---|---|---|---|---|---|---|
| 1996 | 1995 | 1996 | 1995 | 1996 | 1995 | |
| 100kV | ... | ... | ... | ... | ... | ... |
| 66kV | ... | ... | ... | ... | ... | ... |
| 33kV | 2.93 | 2.51 | 0 | 0 | 2.93 | 2.51 |
| 11kV | 4.53 | 4.78 | 0 | 0 | 4.59 | 4.78 |
| 6.6kV | ... | ... | ... | ... | ... | ... |
| 3.3kV | ... | ... | ... | ... | ... | ... |
| Total | 4.42 | 3.27 | 0 | 0 | 4.46 | 3.27 |
iii. Breakdown of statistics by interruption class
| Class | Type of Interruption | SAIDI (Minutes) | SAIFI (Interruptions) | CAIDI (Minutes) | |||
|---|---|---|---|---|---|---|---|
| 1996 | 1995 | 1996 | 1995 | 1996 | 1995 | ||
| A | Planned - Transpower | 152 | 0 | 0.5 | 0 | 261.4 | 0 |
| B | Planned - Top Energy | 110 | 207 | 5.0 | 6.7 | 21.8 | 30.7 |
| C | Unplanned - Top Energy | 355 | 340 | 7.0 | 5.0 | 50.9 | 68.6 |
| D | Unplanned - Transpower | 16 | 39 | 1.3 | 2.9 | 12.9 | 13.6 |
| E | Unplanned - ECNZ | 0 | 0 | 0 | 0 | 0 | 0 |
| F | Unplanned - Other | 0 | 0 | 0 | 0 | 0 | 0 |
| G | Any other interruption | 0 | 0 | 0 | 0 | 0 | 0 |
| Total - All interruptions | 633 | 620 | 13.8 | 12.3 | 46.0 | 52.0 |
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VUW Te Waharoa —
NZ Gazette 1996, No 133
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NZ Gazette 1996, No 133
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π Trade, Customs & IndustryElectricity, Reliability Performance, Interruptions, Faults, Statistics, Top Energy Limited