New Zealand Gazette – 2003 – No. 100

Page 2644

✨ Network Statistics for Network Waitaki Limited



Network Waitaki Limited (Lines)

Reliability and Performance Measures

System Average Interruption Duration Index (SAIDI)

Class 2004/08 (Target) 2004 (Target) 2003 2002 2001 2000
SAIDI for total number of interruptions Overall 77 80 91.6 78.1 72.2 46.1
SAIDI for total number of interruptions within each interruption class (= a/b) Class A 0.0 0.0 0.0 0.0
Class B 27 30 29.6 34.6 16.7 1.9
Class C 50 50 62.1 43.5 55.5 44.2
Class D 0.0 0.0 0.0 0.0
Class E - I 0.0 0.0 0.0 0.0

| a = sum of interruption duration factors for all interruptions within the particular interruption class | Class A | | | 0 | 0 | 0 | 0 |
| | Class B | 297,000 | 336,000 | 337,116 | 392,644 | 189,510 | 21,820 |
| | Class C | 550,000 | 560,000 | 707,489 | 493,454 | 631,089 | 504,490 |
| | Class D | | | 0 | 0 | 0 | 0 |
| | Class E - I | | | 0 | 0 | 0 | 0 |

| b = Total Consumers | | 11,000 | 11,200 | 11,400 | 11,341 | 11,372 | 11,409 |

System Average Interruption Frequency Index (SAIFI)

Class 2004/08 (Target) 2004 (Target) 2003 2002 2001 2000
SAIFI for total number of interruptions Overall 0.95 0.95 1.27 1.00 1.03 0.86
SAIFI for total number of interruptions within each interruption class (= a/b) Class A 0.00 0.00 0.00 0.00
Class B 0.12 0.12 0.15 0.20 0.12 0.01
Class C 0.83 0.83 1.12 0.80 0.90 0.85
Class D 0.00 0.00 0.00 0.00
Class E - I 0.00 0.00 0.00 0.00

| a = sum of electricity consumers affected by all interruptions | Class A | | | 0 | 0 | 0 | 0 |
| | Class B | 1,320 | 1,344 | 1,687 | 2,293 | 1,380 | 169 |
| | Class C | 9,130 | 9,296 | 12,803 | 9,019 | 10,279 | 9,663 |
| | Class D | | | 0 | 0 | 0 | 0 |
| | Class E - I | | | 0 | 0 | 0 | 0 |

| b = Total Consumers | | 11,000 | 11,200 | 11,400 | 11,341 | 11,372 | 11,409 |

Connection Average Interruption Duration Index (CAIDI)

Class 2004/08 (Target) 2004 (Target) 2003 2002 2001 2000
CAIDI for total number of interruptions Overall 81 84 72.09 78.33 70.38 53.53
CAIDI for total number of interruptions within each interruption class Class A 0.00 0.00 0.00 0.00
Class B 225 250 199.83 171.24 137.33 129.14
Class C 60 60 55.26 54.71 61.40 52.21
Class D 0.00 0.00 0.00 0.00
Classes E - I 0.00 0.00 0.00 0.00


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Online Sources for this page:

VUW Te Waharoa — PDF NZ Gazette 2003, No 100


Gazette.govt.nz — PDF NZ Gazette 2003, No 100




✨ LLM interpretation of page content

🏭 Network Statistics for Network Waitaki Limited's Lines Business (continued from previous page)

🏭 Trade, Customs & Industry
Electricity, Network Statistics, Interruptions, Faults, Reliability, Performance Measures