New Zealand Gazette – 1999 – No. 175

Page 4184

✨ Electricity Infrastructure Statistics



4184
NEW ZEALAND GAZETTE
No. 175

STATEMENT OF PERFORMANCE MEASURES AND STATISTICS
For the year ended 31 March 1999

1 STATISTICS

Overhead lines
Nominal Line Voltage 1999 1998 1997 1996 1995
km km km km km
66kV/50kv 82.6 82.6 82.6 82.6 82.6
11kv 774.6 774.6 774.4 773.0 773.7
< 3.3kV 29.6 29.6 29.6 29.6 29.8
Total 886.8 886.8 886.6 885.2 886.1

Underground lines 1999 1998 1997 1996 1995
Nominal Line Voltage
km km km km km
11kv 13.7 13.7 13.7 13.7 13.5
< 3.3kV 52.8 52.8 52.8 52.8 52.6
Total 66.5 66.5 66.5 66.5 66.1

System Length 1999 1998 1997 1996 1995
Nominal Line Voltage
km km km km km
66kV/50kv 82.6 82.6 82.6 82.6 82.6
11kv 788.3 788.3 788.1 786.7 787.2
< 3.3kV 82.4 82.4 82.4 82.4 82.4
Total 953.3 953.3 953.1 951.7 952.2

                        1999           1998           1997           1996           1995

Transformer Capacity 57860 kVA 57575 kVA 57490 kVA 57274 kVA 52274 kVa
Maximum Demand 10198 kW 11465 kW 12832 kW 13269 kW 12047 kW
Total electricity supplied
from system 46480039 kWh 52499606 kW 53252038 kWh 57212750 kW 55184304 kWh
Total electricity conveyed
for other parties 17034606 kWh Nil Nil Nil Nil
Total Customers 5389 5403 5424 5456 5486

2 RELIABILITY PERFORMANCE MEASURES

Total Number of faults per 100 kilometres of Prescribed Voltage Lines

Overhead lines 1999 1998 1997 1996 1995
Nominal Line Voltage
66kV/50kv 7.30 6.05 7.26 4.83 2.42
11kv 12.00 10.20 21.82 7.50 5.17
Total 10.04 9.80 20.42 7.24 4.90

Underground lines 1999 1998 1997 1996 1995
Nominal Line Voltage
11kv 0.00 0.00 0.00 0.00 7.41
Total 0.00 0.00 0.00 0.00 7.41

Total 1999 1998 1997 1996 1995
Nominal Line Voltage
66kV/50kv 7.30 6.05 7.26 4.83 2.42
11kv 11.79 10.02 21.44 7.37 5.21
Total 11.37 9.65 20.09 7.13 4.94



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✨ LLM interpretation of page content

💰 Notes to the Financial Statements for the year ended 31 March 1999 (continued from previous page)

💰 Finance & Revenue
Contingent Liabilities, Capital Commitments, Operating Leases, Related Party Transactions, Financial Reporting

🏗️ Electricity Infrastructure Statistics for the year ended 31 March 1999

🏗️ Infrastructure & Public Works
Electricity, Overhead lines, Underground lines, Transformer capacity, Maximum demand, Electricity supply, Customers

🏗️ Reliability Performance Measures for Electricity Lines for the year ended 31 March 1999

🏗️ Infrastructure & Public Works
Electricity, Reliability, Faults, Overhead lines, Underground lines, Prescribed voltage lines