✨ 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

Page 22



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Electricity, Reliability Performance, Interruptions, Faults, Statistics, Top Energy Limited