New Zealand Gazette – 2001 – No. 120

Page 3159

✨ Electricity Reliability Performance

7 SEPTEMBER

NEW ZEALAND GAZETTE

3159

Class C

	SAIDI	SAIFI	CAIDI
Target 31/03/02	66	1.56	42.30
31/03/2002 Avg forecast	69	1.50	46.00
31/03/2003 Avg forecast	67	1.46	46.00
31/03/2004 Avg forecast	65	1.50	43.30
31/03/2005 Avg forecast	64	1.46	43.84
31/03/2006 Avg forecast	64	1.46	43.84

B. RELIABILITY PERFORMANCE MEASURES (1999 REGULATIONS)

B1. Total number of interruptions, together with a breakdown of that total according to interruption class.

Interruption Class	Number of Interruptions
	2001
MainPower
Planned Shut-Down (Class B)	94
Unplanned Interruption (Class C)	191
Trans Power
Planned Shut-Down (Class A)	-
Unplanned Interruption (Class D)	-
Generation
Unplanned Interruption (Class E)	-
Generation Other
Unplanned Interruption (Class F)	-
Other
Other Interruptions (Class G)	-

Total Unplanned Interruptions	285

B2. The total number of faults per 100 circuit kilometres of prescribed voltage electric line.


	5.63 faults
	5.51 faults
	4.27 faults
	16.62 Faults

B3. The total number of faults per 100 circuit kilometres of underground prescribed voltage electric line, together with a breakdown of that total according to different nominal line voltages.

Nominal Voltage	Faults per 100-km
	2001
33 kV	-
11 kV	5.30
TOTAL	5.19

B4. The total number of faults per 100 circuit kilometres of overhead prescribed voltage electric line, together with a breakdown of that total according to different nominal line voltages.

Nominal Voltage	Faults per 100-km
	2001
33 kV	1.79
11 kV	5.53
TOTAL	5.65

B5. The SAIDI for the total of interruptions:


2001	151.96
2000	116.94
1999	204.71
1998	225.05

B6. The SAIDI for the total number of interruptions within each interruption class:

Network or Generation Owner	Classification	Minutes per Connected Customer
		2001
MainPower	Planned Shut-Down (Class B)	60.48
	Unplanned Interruption (Class C)	91.48
Trans Power	Planned Shut-Down (Class A)	-
	Unplanned Interruption (Class D)	-
Generation	Unplanned Interruption (Class E)	-
Generation Other	Unplanned Interruption (Class F)	-
Other	Other Interruptions (Class G)	-
	Unplanned Interruption (Class G)	-

VUW Te Waharoa — NZ Gazette 2001, No 120

Gazette.govt.nz — NZ Gazette 2001, No 120

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✨ LLM interpretation of page content

🌾 Disclosure of Reliability Performance Measures by Line Owners (continued from previous page)

Domain🌾 Primary Industries & Resources
KeywordsElectricity, Reliability Performance, Interruptions, Faults, MainPower New Zealand Ltd, Trans Power, Line Owners

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