✨ Electricity Performance Measures




5 OCTOBER

NEW ZEALAND GAZETTE

Reliability Performance Measures

(Electricity (Information Disclosure) Regulations 1994 First Schedule Part IV)

(a) Number of Interruptions by Class

Class Description 1997/98 Interruptions 1996/97 Interruptions 1995/96 Interruptions 1994/95 Interruptions
A Transpower Planned 0 0 1 0
B ME Ltd Planned 154 109 132 68
C ME Ltd Unplanned 155 157 180 308
D Transpower Unplanned 2 3 2 5
E ECNZ Unplanned 0 0 0 0
F Other Generation 0 0 0 0
G Unplanned Other 0 0 0 0
Total 312 269 315 381

(b) The Total Number of Faults Per 100km of Line Over 3.3kV

1997/98 1996/97 1995/1996 1994/95
Faults 6.62 Faults per 100km 7.11 Faults per 100km 8.2 Faults per 100 km 14.2 Faults per 100 km
Prescribed Line 2,328 2,194 2,219.515 2,203.244

(c) The Total Number of Faults Per 100km of Underground Cable Over 3.3kV

1997/98 1996/97 1995/96 1994/95
Faults kM of Cable Faults per 100kM Faults
33kV 0 2.0 0 6
11kV 1 64.0 1.56 4
Total 1 66.0 1.52 4

(d) The Total Number of Faults Per 100km of Overhead Line Over 3.3kV

1997/98 1996/97 1995/96 1994/95
Faults kM of Cable Faults per 100kM Faults
33kV 4 257 1.56 5
11kV 47 2,014 2.33 149
6.6kV 3 51 4.69 2
Total 154 2,322 6.32 156

(e) The SAIDI For the Total Interruptions

(SAIDI = System Average Interruption Duration Index)

1997/98 1996/97 1995/96 1994/95
160 Customer/Minutes 190 Customer/Minutes 226 Customer/Minutes 258 Customer/Minutes


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πŸ—οΈ Marlborough Electric Limited Performance Measures (continued from previous page)

πŸ—οΈ Infrastructure & Public Works
Electricity, Performance Measures, Financial, Efficiency, Energy Delivery, Statistics