β¨ Energy Performance Statistics
NEW ZEALAND GAZETTE
No. 158
TOP ENERGY LIMITED
Performance Measures and Statistics
For the Year Ended 31 March 1998
Regulation 16
Reliability Performance Measures
i. Total number of interruptions and breakdowns by interruption class
| Class Type of Interruption | 1998 No | 1997 No | 1996 No | 1995 No |
|---|---|---|---|---|
| A Planned - Transpower | 0 | 0 | 1 | 1 |
| B Planned - Top Energy | 363 | 356 | 324 | 351 |
| C Unplanned - Top Energy | 133 | 210 | 198 | 294 |
| D Unplanned - Transpower | 0 | 2 | 8 | 2 |
| E Unplanned - ECNZ | 0 | 0 | 0 | 0 |
| F Unplanned - Other | 0 | 0 | 0 | 0 |
| G Any other interruption | 0 | 0 | 0 | 0 |
| Total - All interruptions | 496 | 569 | 531 | 647 |
ii. Number of faults per 100 circuit kms
| Line Voltage | Total | Underground | Overhead |
|---|---|---|---|
| 1998 | 1997 | 1996 | |
| --------------- | -------- | -------- | -------- |
| 100kV | |||
| 66kV | |||
| 33kV | 0.42 | 2.93 | 2.93 |
| 11kV | 4.28 | 4.52 | 4.53 |
| 6.6kV | |||
| 3.3kV | |||
| Total | 4.00 | 4.40 | 4.42 |
iii. Breakdown of statistics by interruption class
| Class Type of Interruption | SAIDI (Minutes) | SAIFI (Interruptions) | CAIDI (Minutes) |
|---|---|---|---|
| 1998 | 1997 | 1996 | |
| ---------------------------------- | -------- | -------- | -------- |
| A Planned - Transpower | 0 | 45 | 152 |
| B Planned - Top Energy | 189 | 179 | 110 |
| C Unplanned - Top Energy | 243 | 412 | 355 |
| D Unplanned - Transpower | 0 | 75 | 16 |
| E Unplanned - ECNZ | 0 | 0 | 0 |
| F Unplanned - Other | 0 | 0 | 0 |
| G Any other interruption | 0 | 0 | 0 |
| Total - All interruptions | 432 | 711 | 633 |
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VUW Te Waharoa —
NZ Gazette 1998, No 158
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NZ Gazette 1998, No 158
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Performance Measures and Statistics for Top Energy Limited
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π° Finance & RevenueFinancial Performance, Efficiency Performance, Energy Delivery, System Length, Underground Circuit, Overhead Circuit, Transformer Capacity, Maximum Demand, Electricity Supply, Customers, Top Energy Limited