New Zealand Gazette – 2004 – No. 3

Page 71

✨ Electricity Reliability Statistics



13 JANUARY

NEW ZEALAND GAZETTE

71

Lines Cable Total
Nominal Voltage Faults per 100 km Faults per 100 km Faults per 100 km
33 kV 0.35 0.00 0.34
11 kV 3.34 0.00 3.23
TOTALS 3.06 0.00 2.97
Faults/100km Faults/100km 33kV Faults/100km 11kV
Target 31/03/2004 2.28 0.70 2.39
31/03/2004 Avg forecast 2.42 1.03 2.51
31/03/2005 Avg forecast 2.15 0.70 2.25
31/03/2006 Avg forecast 2.21 0.70 2.33
31/03/2007 Avg forecast 2.02 0.70 2.11
31/03/2008 Avg forecast 2.07 0.70 2.19

A8. The SAIDI, SAIFI, CAIDI for the total number of interruptions.

SAIDI targets for the following financial year for-

(a) Planned interruptions by the line owner (Class B); and

(b) Unplanned interruptions originating within the works of the line owner (Class C).

Average SAIDI targets for the following financial year and the subsequent 4 financial years for each of-

(a) Planned interruptions by the line owner (Class B); and

(b) Unplanned interruptions originating within the works of the line owner (Class C).

The SAIDI for the total number of interruptions within each interruption class.

NETWORK OR GENERATION OWNER Disc Reg Class CLASSIFICATION OF INTERRUPTIONS SAIDI SAIFI CAIDI
Numerator (Cust·min) Result (min/Conn Cust) Numerator (Cust·int)
MainPower B Planned Shut-downs 1594843 60.83 6745
C + G Unplanned Interruptions 2041793 77.87 38264
Subtotal 3636636 138.70 44949
Trans Power A Planned Shut-downs 1950255 74.38 5037
D Unplanned Interruptions 1868576 71.27 20754
Subtotal 3818831 145.65 25791
Other G Other Interruptions 0 0.00 0
Other E Unplanned Interruptions 0 0.00 0
Subtotal 0 0.00 0
TOTAL 7455467 284.35 70740

Common Denominator = No of Cust.

26219.5

Class B SAIDI SAIFI CAIDI
Target 31/03/2004 61 0.24 254
31/03/2004 Avg forecast 81 0.32 252
31/03/2005 Avg forecast 94 0.33 285
31/03/2006 Avg forecast 74 0.28 264
31/03/2007 Avg forecast 67 0.28 240
31/03/2008 Avg forecast 64 0.27 237
Class C SAIDI SAIFI CAIDI
Target 31/03/04 47 0.99 48
31/03/2004 Avg forecast 40 0.63 64
31/03/2005 Avg forecast 35 0.55 64
31/03/2006 Avg forecast 33 0.53 62
31/03/2007 Avg forecast 31 0.50 62
31/03/2008 Avg forecast 33 0.52 64


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Online Sources for this page:

VUW Te Waharoa — PDF NZ Gazette 2004, No 3


Gazette.govt.nz — PDF NZ Gazette 2004, No 3




✨ LLM interpretation of page content

🏭 MainPower New Zealand Limited Information Disclosure Update (continued from previous page)

🏭 Trade, Customs & Industry
Electricity, Reliability, Performance Measures, Interruptions, Faults, SAIDI, SAIFI, MainPower, Trans Power