β¨ Energy Efficiency Performance Measures
9 SEPTEMBER NEW ZEALAND GAZETTE 3377
DISCLOSURE OF ENERGY EFFICIENCY PERFORMANCE MEASURES AND STATISTICS PURSUANT TO REGULATION 15 OF THE ELECTRICITY (INFORMATION DISCLOSURE) REGULATIONS 1994
1. Energy Delivery Efficiency Performance Measures
| 1995 | 1996 | 1997 | 1998 | |
|---|---|---|---|---|
| (a) Load Factor | 64.54% | 66.47% | 68.70% | 73.18% |
| (b) Loss Ratio | 5.32% | 4.94% | 4.10% | 3.64% |
| (c) Capacity Utilisation | 43.25% | 41.95% | 39.60% | 35.61% |
2. Statistics
| 1995 | 1996 | 1997 | 1998 | |
|---|---|---|---|---|
| (a) System length, broken down by voltage: | ||||
| - 33 kV | 191.8 km | 191.8 km | 191.8 km | 202.6 km |
| - 11 kV | 3000.8 km | 3038.1 km | 3081.3 km | 3143.4 km |
| - 400 V | 1684.0 km | 1696.4 km | 1714.1 km | 1758.5 km |
| - Total | 4876.6 km | 4926.3 km | 4987.2 km | 5104.5 km |
| (b) Circuit length of overhead lines, broken down by voltage: | ||||
| - 33 kV | 181.1 km | 181.1 km | 181.1 km | 190.0 km |
| - 11 kV | 2956.9 km | 2989.8 km | 3029.6 km | 3094.6 km |
| - 400 V | 1507.4 km | 1511.4 km | 1515.1 km | 1508.1 km |
| - Total | 4645.4 km | 4682.3 km | 4725.8 km | 4792.7 km |
| (c) Circuit length of underground cables broken down by voltage: | ||||
| - 33 kV | 10.7 km | 10.7 km | 10.7 km | 12.6 km |
| - 11 kV | 43.9 km | 48.3 km | 51.7 km | 48.7 km |
| - 400V | 176.6 km | 185.0 km | 199.0 km | 190.4 km |
| - Total | 231.2 km | 244.0 km | 261.4 km | 251.7 km |
| (d) Transformer capacity | 305,091 kVA | 319,619 kVA | 328,141 kVA | 360,620 kVA |
| (e) Maximum demand | 131,923 kW | 134,095 kW | 129,939 kW | 128,298 kW |
| (f) Total electricity supplied from the system | 706,215,792 kWh | 736,177,108 kWh | 758,234,709 kWh | 792,983,840 kWh |
| (g) Total electricity conveyed through the system for other retailers | Nil | 8,487,862 kWh | 8,532,038 kWh | 510,618 kWh |
| (h) Total customers | 42,557 | 43,146 | 43,202 | 43,371 |
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VUW Te Waharoa —
NZ Gazette 1998, No 139
NZLII —
NZ Gazette 1998, No 139
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Disclosure of Energy Efficiency Performance Measures and Statistics
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