✨ Electricity Reliability Statistics




3060 NEW ZEALAND GAZETTE, No. 126 16 AUGUST 2005

8

The SAIFI for the total number of interruptions within each interruption class:

Network or Generation Owner Classification Interruption per Connected Customer (%)
2005
MainPower Planned Shut-Down (Class B) 0.2178
MainPower Unplanned Interruption (Class C) 0.7183
Trans Power Planned Shut-Down (Class A) 0.0588
Trans Power Unplanned Interruption (Class D) 0.1708
Generation Unplanned Interruption (Class E) -
Generation Other Unplanned Interruption (Class F) -
Other Other Interruptions (Class G) -
Other Unplanned Interruption (Class G) -

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The CAIDI for the total of all interruptions:

2005 2004 2003 2002
99.1408 82.55 105.39 147.82

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The CAIDI for the total number of interruptions within each interruption class:

Network or Generation Owner Classification Minutes per Customer Interruption
2005
MainPower Planned Shut-Down (Class B) 228.5500
MainPower Unplanned Interruption (Class C) 69.0096
Trans Power Planned Shut-Down (Class A) 225.6768
Trans Power Unplanned Interruption (Class D) 17.2769
Generation Unplanned Interruption (Class E) -
Generation Other Unplanned Interruption (Class F) -
Other Other Interruptions (Class G) -
Other Unplanned Interruption (Class G) -

Note: Disclosure of Reliability Performance Measures for the financial years ended 31 March 2003, and 2002 excludes the Reliability Performance Measures applicable to the Kaipara Electricity Network. Disclosure of Reliability Performance Measures for the financial years ended 31 March 2005 and 2004 includes the Reliability Performance Measures applicable to the Kaipoi Electricity Network.



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Online Sources for this page:

VUW Te Waharoa PDF NZ Gazette 2005, No 126


Gazette.govt.nz PDF NZ Gazette 2005, No 126





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🏭 MainPower New Zealand Ltd Reliability Performance Measures (continued from previous page)

🏭 Trade, Customs & Industry
Electricity reliability, Interruption statistics, Fault rates, Performance targets, Energy distribution