New Zealand Gazette – 2003 – No. 90

Page 2346

✨ Energy Distribution Performance Measures



HORIZON ENERGY DISTRIBUTION LIMITED

Regulation 22 Reliability Performance Measures (Continued)

For the year ended 31 March 2003

2003 2002 2001 2000
  1. Number of Faults per 100 km of Underground Prescribed Voltage Line

  • 110 kV | - | - | - | -

  • 33 kV | - | - | - | -

  • 11 kV | 1.5 | 4.6 | 0.8 | -

    Total Underground Faults / 100km | 1.4 | 4.4 | 0.7 | -

  1. Number of Faults per 100 km of Overhead Prescribed Voltage Line

  • 110 kV | - | - | - | 3.4

  • 33 kV | 0.6 | 1.7 | 1.7 | -

  • 11 kV | 5.0 | 3.4 | 4.8 | 5.7

    Total Overhead Faults / 100km | 4.6 | 3.3 | 4.5 | 5.5

  1. SAIDI for Total Number of Interruptions | 192 | 258 (*) | 129 | 205

(*) 100 minutes related to Tornado November 2001

2004 2003 2002 2001 2000

  1. SAIDI Targets (Next Year)
    (a) Planned interruptions (Class B) | 45 | 45 | 45 | 49 | 75
    (b) Unplanned interruptions (Class C) | 100 | 67 | 72 | 72 | 165

  2. Average SAIDI Targets (Next 5 Years)
    (a) Planned interruptions (Class B) | 45 | 45 | 45 | 49 | 65
    (b) Unplanned interruptions (Class C) | 100 | 67 | 72 | 72 | 150

  3. SAIDI for Total Interruptions by Class
    Class A - Transpower planned interruptions | 87 | - | 10 | - | -
    Class B - Horizon planned interruptions | 20 | 35 | 41 | 49 |
    Class C - Horizon unplanned interruptions | 77 | 179 | 77 | 72 |
    Class D - Transpower unplanned interruptions | 8 | 44 | 2 |
    Class E - Horizon generation unplanned interruptions | - | - | - | -
    Class F - Other generation unplanned interruptions | - | - | - | 4
    Class G - Other line owner unplanned interruptions | - | - | - | -
    Class H - Other line owner planned interruptions | - | - | - | -
    Class I - Not in A to H | - | - | - | -



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VUW Te Waharoa — PDF NZ Gazette 2003, No 90


Gazette.govt.nz — PDF NZ Gazette 2003, No 90




✨ LLM interpretation of page content

🏭 Reliability Performance Measures for Horizon Energy Distribution Limited (continued from previous page)

🏭 Trade, Customs & Industry
Energy Distribution, Interruptions, Faults, Performance Measures, Electricity, Reliability