β¨ System Reliability Report
NEW ZEALAND GAZETTE
No. 95
WESTPOWER LIMITED
SYSTEM RELIABILITY FOR 1994.95
Disclosure by line owners of reliability performance measures as required by Regulation 16 of the Electricity (Information Disclosure) Regulations 1994
Information applies from 1-Apr-94 to 31-Mar-95
Part IV 1. of the first schedule
| Interruption class | Number |
|---|---|
| A. Planned Trans Power | 0 |
| B. Planned Westpower | 98 |
| C. Unplanned Westpower | 220 |
| D. Unplanned Trans Power | 10 |
| E. Unplanned ECNZ generation | 0 |
| F. Unplanned Westpower generation | 8 |
| G. Other interruptions | 0 |
| Total interruptions | 336 |
Part IV 2. 3. and 4. of the first schedule
Calculation of Frequencies of Line and Cable Faults
| Nominal Voltage | OVERHEAD LINES | UNDERGROUND CABLES | TOTAL |
|---|---|---|---|
| No of Faults | Length (km) | Faults per 100 km | |
| 110 kV | 0 | 0.0 | 0.00 |
| 66kV / 50kV | 4 | 23.8 | 16.83 |
| 33kV | 9 | 107.5 | 8.37 |
| 22kV | 0 | 0.0 | 0.00 |
| 11kV | 186 | 1470.9 | 12.65 |
| 6.6kV | 0 | 0.0 | 0.00 |
| 3.3kV | 0 | 0.0 | 0.00 |
| Sub Totals | 199 | 1602.2 | 12.42 |
| 400 Volt | 250.0 | ||
| Totals | 1852.2 |
The number of interruptions includes an estimation of 26 from DDO fuses replaced after lightning storms
Next Page →
PDF embedding disabled (Crown copyright)
View this page online at:
VUW Te Waharoa —
NZ Gazette 1995, No 95
NZLII —
NZ Gazette 1995, No 95
β¨ LLM interpretation of page content
π°
Certification of Westpower Limited's Performance Measures
(continued from previous page)
π° Finance & Revenue18 August 1995
Audit, Certification, Performance Measures, Financial, Westpower Limited
π° Westpower Limited System Reliability for 1994-95
π° Finance & RevenueReliability, Performance Measures, Electricity, Westpower Limited