✨ Electricity Reliability Statistics




16 DECEMBER NEW ZEALAND GAZETTE 4183

Disclosure of reliability performance measures pursuant to Regulation 16 and Part II of the First Schedule of the Electricity (Information Disclosure) Regulations 1994.

Total number of customers 8,322
Total Number of Interruptions (above 3.3kV) 1997 1996 1995
Planned interruption by Trans Power Class A 0 0 0
Planned interruption by Capital Power Class B 16 9 13
Unplanned interruption in Capital Power network Class C 7 7 3
Unplanned interruption by Trans Power Class D 0 0 4
Unplanned interruption in generation by ECNZ Class E 0 0 0
Unplanned interruption by other generator Class F 0 0 0
Other interruptions Class G 0 0 0
Total 23 16 20

Note: The interruption duration factor is the sum of customers affected by the time of interruption in minutes.

Total number of faults per 100 circuit kilometres of prescribed voltage electric line 1997 1996 1995
per 100km per 100km per 100km
33kV 4.44 4.44 0.00
11kV 7.59 5.06 3.82
Total 6.89 4.92 3.82
Total number of faults per 100 circuit kilometres of underground, by prescribed voltage 1997 1996 1995
per 100km per 100km per 100km
33kV 0.00 7.94 0.00
11kV 5.89 4.43 1.48
Total 5.14 4.96 1.48
Total number of faults per 100 circuit kilometr of overhead, by prescribed voltage 1997 1996 1995
per 100km per 100km per 100km
33kV 10.11 0.00 0.00
11kV 17.85 8.90 17.80
Total 14.20 4.72 17.80


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🏭 Disclosure of reliability performance measures pursuant to Regulation 16 and Part II of the First Schedule of the Electricity (Information Disclosure) Regulations 1994 (continued from previous page)

🏭 Trade, Customs & Industry
Electricity, Reliability Performance, Interruptions, Faults, Statistics, Regulation 16, Part II, First Schedule, Electricity (Information Disclosure) Regulations 1994