✨ Electricity Reliability Statistics
NEW ZEALAND GAZETTE
22 OCTOBER
THE POWER COMPANY LIMITED
RELIABILITY PERFORMANCE MEASURES
(LINE BUSINESS)
PURSUANT TO REGULATION 16
ELECTRICITY (INFORMATION DISCLOSURE) REGULATIONS 1994
11.0 RELIABILITY STATISTICS REQUIRED FOR THE DISCLOSURE REGULATIONS
APRIL 1994 - MARCH 1995, APRIL 1995 - MARCH 1996, APRIL 1996 - MARCH 1997
| Connected Customers | Line 66kV | Line 33kV | Line 11kV | Line 400V | Cable 33kV | Cable 11kV | Cable 6.6kV | Cable 400V | Total | Density Cust/km | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1994/95 Average | 34182 | 239 | 467 | 6392 | 1013 | 0.75 | 39 | 0.59 | 95 | 8247 | 4.14 |
| 1995/96 Average | 32941 | 239 | 468 | 6397 | 1012 | 0.75 | 41 | 0.59 | 96 | 8254 | 3.99 |
| 1996/97 Average | 30589 | 246 | 462 | 6401 | 1013 | 0.75 | 42 | 0.59 | 98 | 8263 | 3.70 |
| CLASS | B | C | Subtotal | A | D | Subtotal | E | Subtotal | F | Subtotal | G | TOTAL |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Interruptions | 287 | 336 | 623 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 624 |
| SAIDI | 35.6 | 125.4 | 161 | 0 | 0.4 | 0.4 | 0 | 0 | 0 | 0 | 0 | 161.4 |
| 1994/95 SAIFI | 0.372 | 2.099 | 2.471 | 0 | 0.15 | 0.15 | 0 | 0 | 0 | 0 | 0 | 2.621 |
| CAIDI | 96 | 60 | 65 | 0 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 62 |
| Interruptions | 384 | 428 | 812 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 812 |
| 1995/96 SAIDI | 65.6 | 300.6 | 366.2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 366.2 |
| SAIFI | 0.52 | 3.475 | 3.995 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.995 |
| CAIDI | 176 | 86 | 95 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 95 |
| Interruptions | 439 | 483 | 922 | 0 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 925 |
| 1996/97 SAIDI | 65.7 | 418.4 | 484.1 | 0 | 8.2 | 8.2 | 0 | 0 | 0 | 0 | 0 | 492.3 |
| SAIFI | 0.532 | 5.081 | 5.613 | 0 | 1.002 | 1.002 | 0 | 0 | 0 | 0 | 0 | 6.615 |
| CAIDI | 123.4 | 82.4 | 86.3 | 0 | 8.18 | 8.18 | 0 | 0 | 0 | 0 | 0 | 74.4 |
Unplanned Faults by Voltage
| 66kV | 33kV | 11kV | 6.6kV | Total Lines and Cables | |
|---|---|---|---|---|---|
| 1994/95 OH per 100km | 2.1 | 1.3 | 5 | 0 | 4.6 |
| UG per 100km | 0 | 0 | 23.2 | 0 | 22.4 |
| Total per 100km | 2.1 | 1.3 | 5.1 | 0 | 4.1 |
| 1995/96 OH per 100km | 1.7 | 2.6 | 12.1 | 0 | 11.1 |
| UG per 100km | 0 | 0 | 14.3 | 0 | 14.1 |
| Total per 100km | 1.7 | 2.6 | 12.1 | 0 | 5.2 |
| 1996/97 OH per 100km | 0.4 | 2.2 | 7.1 | 0 | 6.4 |
| UG per 100km | 0 | 0 | 23.8 | 0 | 37.4 |
| Total per 100km | 0.4 | 2.2 | 7.2 | 0 | 6.8 |
PUBLISHED BY AUTHORITY OF DEPARTMENT OF INTERNAL AFFAIRS:
GF LEGISLATION SERVICES LIMITED, WELLINGTON, NEW ZEALAND—1997
ISSN 0111-5650
Price $2.30 (inc. G.S.T.)
30417—97A
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VUW Te Waharoa —
NZ Gazette 1997, No 152
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NZ Gazette 1997, No 152
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