New Zealand Gazette – 1999 – No. 128

Page 3095

✨ Electricity Network Performance Statistics



20 SEPTEMBER NEW ZEALAND GAZETTE 3095

Nominal Voltage Lines Cable Total
Faults per 100 km Faults per 100 km Faults per 100 km
33 kV 3.35 0.00 3.32
11 kV 4.40 1.17 4.31
TOTALS 4.31 1.14 4.27

Faults/100km Faults/100km 33kV Faults/100km 11kV
Target 31/03/00 5 4 5
31/03/2000 Avg forecast 5.54 5.39 5.55
31/03/2001 Avg forecast 5.04 4.54 5.04
31/03/2002 Avg forecast 4.54 3.69 4.53
31/03/2003 Avg forecast 4.04 2.84 4.02
31/03/2004 Avg forecast 3.54 1.99 3.51

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) Numerator (Cust-int) Result (min/Cust int)
Result (min/Conn Cust) Result (Int/Conn Cust)
MainPower B Planned Shut-downs 1990559 8612 231.14
C + G Unplanned Interruptions 2363510 31928 74.03
Subtotal 4354069 40540 107.40
Trans Power A Planned Shut-downs 330948 1417 0.06
D Unplanned Interruptions 0 0 0.00
Subtotal 330948 1417 233.56
Other ECNZ G Other Interruptions 0 0 0.00
E Unplanned Interruptions 0 0 0.00
Subtotal 0 0 0.00
TOTAL 4685017 41957 111.66
Common Denominator = No of Cust. 22886

Class B
Target 31/03/00 SAIDI SAIFI CAIDI
31/03/2000 Avg forecast 43 0.198 217
31/03/2001 Avg forecast 45 0.210 212
31/03/2002 Avg forecast 43 0.211 202
31/03/2003 Avg forecast 41 0.211 192
31/03/2004 Avg forecast 39 0.212 182

Class C
Target 31/03/00 SAIDI SAIFI CAIDI
31/03/2000 Avg forecast 133 2.07 61
31/03/2001 Avg forecast 118 2.02 58
31/03/2002 Avg forecast 103 1.93 53
31/03/2003 Avg forecast 88 1.82 48
31/03/2004 Avg forecast 73 1.68 43



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✨ LLM interpretation of page content

🏭 Certification of Performance Measures by Auditors (continued from previous page)

🏭 Trade, Customs & Industry
2 September 1999
Audit, Performance Measures, Electricity, Information Disclosure, Mainpower New Zealand Ltd

🏭 Electricity Network Fault Rates by Voltage

🏭 Trade, Customs & Industry
Electricity, Fault Rates, Voltage, 33kV, 11kV, Lines, Cables

🏭 Electricity Network Interruption Performance Metrics

🏭 Trade, Customs & Industry
Electricity, Interruptions, SAIDI, SAIFI, CAIDI, Planned, Unplanned, Performance Targets

🏭 Electricity Network Interruption Performance by Owner

🏭 Trade, Customs & Industry
Electricity, Interruptions, SAIDI, SAIFI, CAIDI, MainPower, Trans Power, ECNZ