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New Zealand Gazette – 1998 – No. 128

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✨ Reliability Performance Measures

NEW ZEALAND GAZETTE

No. 128

Reliability Performance Measures

Total number of interruptions together with a breakdown of the total according to interruptions class.

TOTAL NUMBER OF INTERRUPTIONS

INTERRUPTION CLASS	Number of Interruptions
	1998
Class A - being a planned interruption by Trans Power	0
Class B - being a planned interruption by any line owner (other than Trans Power)	289
Class C - being an unplanned interruption originating within the works of the principal line owner, where those works are used for the supply of line function services	153
Class D - being an unplanned interruption originating within the works of Trans Power, where those works are used for supply of line function services	0
Class E - being an unplanned interruption originating within works used, by the Corporation, for the generation of electricity	0
Class F - being an unplanned interruption originating within works used, by persons other than the Corporation, for the generation of electricity	0
Class G - being an interruption not referred to in any of paragraphs (a) to (f) of this definition	0

	1998	1997	1996	1995
Total number of faults per 100 circuit kilometres of prescribed voltage electric line	8.2	6.9	6.8	9.2
Total number of faults per 100 circuit kilometres of underground together with a breakdown according to nominal line voltages	0	0	0	0

Total number of faults per 100 circuit kilometres of overhead prescribed voltage electric line together with a breakdown according to nominal line voltages	1998	1997	1996	1995
33kV	2.2	4.3	2.9	5.1
22kV	3.2	4.8	3.6	2.3
11kV	9.7	7.6	7.8	10.5
Total	8.2	6.9	6.8	9.2

INTERRUPTION INDICES

INTERRUPTION CLASS	1998	1997	1996	1995
Class A - being a planned interruption by Trans Power	0	0	25.9	15.5
Class B - being a planned interruption by any line owner (other than Trans Power)	157.4	82.7	68	53.8
Class C - being an unplanned interruption originating within the works of the principal line owner, where those works are used for the supply of line services	295.6	113.4	82.6	132.4
Class D - being an unplanned interruption originating within the works of Trans Power, where those works are used for the supply of line function services	0	0	23.3	0
Class E - being an unplanned interruption originating within works used, by the Corporation, for the generation of electricity	0	0	0	0
Class F - being an unplanned interruption originating within works used, by persons other than the Corporation, for the generation of electricity	0	0	0	0
Class G - being an interruption not referred to in any of paragraphs (a) to (f) of this definition	0	0	0	0

The SAIDI for the total number of interruptions | 453 | 196 | 200 | 202 |

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VUW Te Waharoa — NZ Gazette 1998, No 128

NZLII — NZ Gazette 1998, No 128

The Executive Wing of Parliament (depicted) is universally known as The Beehive. It was completed in 1977 and remains the primary office for the elected Government of the day.

✨ LLM interpretation of page content

🌾 Reliability Performance Measures for Electricity Supply

Domain🌾 Primary Industries & Resources
KeywordsInterruptions, Electricity Supply, Faults, Reliability, Performance Measures

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