✨ Financial Statistics and Performance Measures




Wairoa Power Limited - Lines Business

NOTES TO AND FORMING PART OF THE FINANCIAL STATEMENTS

FOR THE YEAR ENDED 31 MARCH 1997 continued

16. STATISTICS

Overhead lines 1997 km 1996 km 1995 km
Nominal Line Voltage
66kV/50kv 82.6 82.6 82.6
11kv 774.4 773.0 773.7
< 3.3kV 29.6 29.6 29.8
Total 886.6 885.2 886.1
Underground lines 1997 km 1996 km 1995 km
Nominal Line Voltage
11kv 13.7 13.7 13.5
< 3.3kV 52.8 52.8 52.6
Total 66.5 66.5 66.1
System Length 1997 km 1996 km 1995 km
Nominal Line Voltage
66kV/50kv 82.6 82.6 82.6
11kv 788.1 786.7 787.2
< 3.3kV 82.4 82.4 82.4
Total 953.1 951.7 952.2
1997 1996 1995
Transformer Capacity 57,490 kVA 57,274 kVA 52,274 kVA
Maximum Demand 12,832 kW 13,269 kW 12,047 kW
Total electricity supplied
from system 53,252,038 kWh 57,212,750 kWh 55,184,304 kWh
Total electricity conveyed
for other parties Nil Nil Nil
Total Customers 5,424 5,456 5,486

17. RELIABILITY PERFORMANCE MEASURES

Total Number of faults per 100 kilometres of Prescribed Voltage Lines

Overhead lines 1997 1996 1995
Nominal Line Voltage
66kV/50kv 7.26 4.83 2.42
11kv 22.21 7.50 5.17
Total 20.77 7.24 5.08
Underground lines 1997 1996 1995
Nominal Line Voltage
11kv 0.00 0.00 7.41
Total 0.00 0.00 7.41
Total 1997 1996 1995
Nominal Line Voltage
66kV/50kv 7.26 4.83 2.42
11kv 21.82 7.37 5.21
Total 20.44 7.13 4.94

THE NEW ZEALAND GAZETTE

No. 106



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πŸ’° Notes to Financial Statements of Wairoa Power Limited - Lines Business (continued from previous page)

πŸ’° Finance & Revenue
Financial Statements, Statistics, Performance Measures, Wairoa Power Limited