✨ Energy Reliability Performance Measures




Regulation 22

Disclosure by line owners (other than Transpower) of reliability performance measures

1 Total number of interruptions:

Network or Generation Owner Disclosure Regulation Class Classification of Interruptions 2001 2000 1999 1998
Orion B Planned Shutdowns 162 313 445 505
C Unplanned Cuts 499 545 484 553
Transpower A Planned Shutdowns 0 3 2 5
D Unplanned Cuts 3 1 0 -

Total: | 664 | 862 | 931 | 1,063 |

Disclosure Regulation classes E, F and G do not apply to Orion and consequently results are all zero.

2 & 3 Interruption targets:

Network or Generation Owner Disclosure Regulation Class Classification of Interruptions 2002 Average 2002 - 2006
Orion B Planned Shutdowns 385 358
C Unplanned Cuts 555 546

4 Proportion of Class C interruptions not restored within:

(a) 3 hours 31%

(b) 24 hours 3%

5(a) Total number of faults per 100 circuit-km of prescribed voltage electric line:

2001 2000 1999 1998
66kV 0.0 1.7 1.7 *
33kV 2.8 4.3 3.1 *
11kV 9.7 10.0 8.7 *
All 9.1 9.5 8.2 9.7


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Online Sources for this page:

VUW Te Waharoa PDF NZ Gazette 2001, No 82


Gazette.govt.nz PDF NZ Gazette 2001, No 82





✨ LLM interpretation of page content

🏭 Disclosure by line owners of reliability performance measures and statistics (continued from previous page)

🏭 Trade, Customs & Industry
Electricity, Energy Reliability, Performance Measures, Statistics, Line Owners