✨ 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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✨ LLM interpretation of page content

πŸ’° Westpower Limited System Reliability for 1994-95 (continued from previous page)

πŸ’° Finance & Revenue
Reliability, Performance Measures, Electricity, Westpower Limited