✨ Electricity Performance Measures




NEW ZEALAND GAZETTE

No. 95

WAIPA POWER LIMITED - LINE BUSINESS

Disclosure of reliability performance measures under regulation 16 of the Electricity (Information Disclosure) Regulations 1994

1996 1995
1 Total number of interruptions
Class A - Planned interruptions caused by Transpower 0 0
Class B - Planned interruptions by Line Owners 283 309
Class C - Unplanned interruptions by Line Owners 138 119
Class D - Unplanned interruptions caused by Transpower 4 2
Class E - Unplanned interruptions caused by generation by ECNZ 0 0
Class F - Unplanned interruptions caused by other generation 0 0
Class G - Any loss of supply not covered by classes A to F 0 0
Total 425 430

2 The total number of faults per 100 circuit kilometres of prescribed voltage electric line

1996 1995
11kV 10.38 8.95

3 The total number of faults per 100 circuit kilometres of underground prescribed voltage electric line

1996 1995
11kV 2.56 0.00

4 The total number of faults per 100 circuit kilometres of overhead prescribed voltage electric line

1996 1995
11kV 10.61 9.22

5 The SAIDI for the total number of interruptions

1996 1995
388.34 411.53

6 The SAIDI for the total number of interruptions within each interruption class

| Class A - Planned interruptions caused by Transpower | 0.00 | 0.00 |
| Class B - Planned interruptions by Line Owners | 182.90 | 104.97 |
| Class C - Unplanned interruptions by Line Owners | 170.95 | 257.10 |
| Class D - Unplanned interruptions caused by Transpower | 34.49 | 49.46 |
| Class E - Unplanned interruptions caused by generation by ECNZ | 0.00 | 0.00 |
| Class F - Unplanned interruptions caused by other generation | 0.00 | 0.00 |
| Class G - Any loss of supply not covered by classes A to F | 0.00 | 0.00 |

7 The SAIFI for the total number of interruptions

1996 1995
5.06 5.66


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Electricity, Energy Efficiency, Performance Measures, Statistics, Waipa Power Limited