β¨ Electricity Reliability Report
6 SEPTEMBER NEW ZEALAND GAZETTE 2971
WESTPOWER LIMITED
SYSTEM RELIABILITY FOR 1994/95 (Continued)
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
Customer count based on Metered Installations
Part IV 5. 6. 7. 8. 9. and 10. of the first schedule
| DATA | DESCRIPTION | No of Connected Customers | Circuit Length (km) (400v excluded) | Customer Density (Cust/km) | ||
|---|---|---|---|---|---|---|
| Line | Cable | Total | ||||
| re Distribution | At start of period: | 11354.0 | 1,602.2 | 28.5 | 1,630.7 | 6.9625 |
| Network | At end of period: | 11345.0 | 1,602.2 | 28.5 | 1,630.7 | 6.9570 |
| Average: | 11350 | 1,602.2 | 28.5 | 1,630.7 | 6.9601 | |
| re Faults | No of Faults: | 199 | 5 | |||
| No of Faults per 100 km: | 12.42 | 17.53 |
Calculation of Indices
| Network or Generation Owner | Classification of Interruptions | SAIDI | SAIFI | CAIDI | ||
|---|---|---|---|---|---|---|
| Numerator Cust-min | Result | Numerator Cust-Int | Result | Result | ||
| ELECTRICITY DISTRIBUTOR | B | Planned Shutdowns | 2,906,859 | 256.11 | 12,444 | 1.10 |
| C | Unplanned cuts | 2,767,143 | 243.80 | 23,530 | 2.07 | |
| Subtotal | 5,674,002 | 499.91 | 35,974 | 3.17 | ||
| TRANSPOWER | A | Planned Shutdowns | 0 | 0.00 | 0 | 0.00 |
| D | Unplanned cuts | 1,560,184 | 137.46 | 34,820 | 3.07 | |
| Subtotal | 1,560,184 | 137.46 | 34,820 | 3.07 | ||
| GENERATOR ECNZ | G | Planned Shutdowns | 0 | 0.00 | 0 | 0.00 |
| E | Unplanned cuts | 0 | 0.00 | 0 | 0.00 | |
| Subtotal | 0 | 0.00 | 0 | 0.00 | ||
| WESTPOWER GENERATOR (Turnbull) | G | Planned Shutdowns | 0 | 0.00 | 0 | 0.00 |
| F | Unplanned cuts | 105,842 | 9.33 | 1,451 | 0.13 | |
| Subtotal | 105,842 | 9.33 | 1,451 | 0.13 |
| TOTAL | 7,340,028 | 646.70 | 72,245 | 6.37 | 101.60 |
Common Denominator = No of Customers 11,350
The number of interruptions includes an estimation of 26.0 from DDO fuses replaced after lightning storms
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VUW Te Waharoa —
NZ Gazette 1995, No 95
NZLII —
NZ Gazette 1995, No 95
β¨ LLM interpretation of page content
π°
Westpower Limited System Reliability for 1994-95
(continued from previous page)
π° Finance & RevenueReliability, Performance Measures, Electricity, Westpower Limited