✨ Energy Efficiency Performance




2628 No. 101

NEW ZEALAND GAZETTE

MAINPOWER NEW ZEALAND LTD

DISCLOSURE OF ENERGY EFFICIENCY PERFORMANCE MEASURES AND STATISTICS PURSUANT TO REGULATION 15 AND PART III OF THE FIRST SCHEDULE OF THE ELECTRICITY (INFORMATION DISCLOSURE) REGULATIONS 1994

For The Year Ended 31 March 1996

Disclosure of Energy Efficiency Performance Measures and Statistics

  1. Energy Delivery Efficiency Performance Measures

    1996 1995
    Load Factor
    Electrical energy entering the distribution system
    Maximum demand * Hours per year 65.31% 62.28%
    Loss Ratio
    Distribution losses
    Energy entering the system 5.77% 5.25%
    Capacity Utilisation
    Maximum demand
    Total transformer capacity 30.56% 31.00%
  2. Statistics

    (a) System length, by voltage:

    | Voltage | Circuit Length Kms |
    | | 1996 | 1995 |
    |------------|---------|---------|
    | 400/230 | 347 | 345 |
    | 11000 | 2566 | 2549 |
    | 33000 | 244 | 248 |
    | Total | 3157| 3142|

    (b) Circuit length of overhead electric lines, by voltage:

    | Voltage | Circuit Length Kms |
    | | 1996 | 1995 |
    |------------|---------|---------|
    | 400/230 | 201 | 200 |
    | 11000 | 2506 | 2489 |
    | 33000 | 242 | 246 |
    | Total | 2949| 2935|

    (c) Circuit length of underground electric lines, by voltage:

    | Voltage | Circuit Length Kms |
    | | 1996 | 1995 |
    |------------|---------|---------|
    | 400/230 | 146 | 145 |
    | 11000 | 60 | 60 |
    | 33000 | 2 | 2 |
    | Total | 208 | 207 |

    (d) Transformer capacity, (kilovolt amperes):

    202585 kVA

    (1995: 196410 KVA)

    (e) Maximum demand (Megawatts):

    61.906 MW

    (1995: 60.88 MW)

    (f) Total electricity supplied from the system, (Kilowatt hours):

    354,147,550

    (1995: 332,121,977)

    (g) Total electricity conveyed through the system, on behalf of others (Kilowatt hours):

    Nil

    (1995: Nil)

    (h) Total customers

    23,701

    (1995: 22,362)



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