New Zealand Gazette – 2008 – No. 53

Page 1494

✨ Energy Delivery Efficiency Performance Measures



Requirement 20 (Schedule 1, Part 4)

Year ended 31 March 2007

Energy Delivery Efficiency Performance Measures

2007 2006 2005 2004
a) Load Factor 60.13 62.92 63.45 65.81
b) Loss Ratio 5.19% 5.28% 5.82% 4.52%
c) Capacity Utilisation 32.19% 31.56% 31.28% 29.44%

Energy Delivery Efficiency Performance Measures

2007 2006 2005 2004
a) Systems Length (kms)
~ 33kV 429 429 427 426
~ 11kV 4,471 4,457 4,475 4,477
~ 230/400V 4,476 4,431 4,363 4,270
Total 9,376 9,317 9,264 9,173

| b) Circuit Length (Overhead) (kms) | | | | |
| ~ 33kV | 389 | 389 | 394 | 395 |
| ~ 11kV | 3,839 | 3,836 | 3,866 | 3,869 |
| ~ 230/400V | 1,613 | 1,632 | 1,639 | 1,646 |
| Total | 5,841 | 5,856 | 5,899 | 5,910 |

| c) Circuit Length (Underground) (kms) | | | | |
| ~ 33kV | 40 | 40 | 32 | 31 |
| ~ 11kV | 632 | 621 | 610 | 608 |
| ~ 230/400V | 2,863 | 2,800 | 2,724 | 2,624 |
| Total | 3,535 | 3,461 | 3,366 | 3,263 |

| d) Transformer Capacity (kVA) | 990,493 | 975,000 | 965,439 | 940,500 |
| e) Maximum Demand (kW) | 318,882 | 307,724 | 302,014 | 276,884 |
| f) Total Electricity entering the network (before losses) (kWh) | 1,679,642,493 | 1,696,095,881 | 1,678,730,000 | 1,596,108,000 |

| g) Total electricity supplied for each Retailer (kWh) | 1,592,511,783 |
| Retailer A | 547,659,995 | 555,579,599 | 550,648,000 | 578,884,000 |
| Retailer B | 195,308,838 | 146,121,187 | 86,037,000 | 48,441,000 |
| Retailer C | 48,356,735 | 95,283,713 | 137,490,000 | 145,489,000 |
| Retailer D | - | - | - | -
| Retailer E | 326,547,284 | 404,508,895 | 407,285,000 | 434,831,000 |
| Retailer F | 245,980,913 | 208,556,826 | 220,718,000 | 188,639,000 |
| Retailer G | - | - | - | -
| Retailer H | - | - | - | -
| Retailer I | - | 178,633,012 | 169,098,000 | -
| Retailer J | 205,670,348 | - | - | 118,259,000 |
| Retailer K | 22,987,670 | 17,841,982 | 9,804,000 | 9,342,000 |

| h) Total customers | 105,819 | 104,578 | 103,347 | 102,299 |



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Online Sources for this page:

VUW Te Waharoa — PDF NZ Gazette 2008, No 53


Gazette.govt.nz — PDF NZ Gazette 2008, No 53




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