✨ Technical Schedule for Power Station




5 JULY 2011
NEW ZEALAND GAZETTE, No. 93

65

SCHEDULE 9

APPENDIX 1

Circuit Diagram

TE KAPO A POWER STATION
TXT750 TRANSFORMER (SYSTEM)
(XF650)

Unit Details
GENERATOR 4 core cable to Transformer
1x 19/16mm 6600V XLPE/SWA 6491A/HD 603 3 core + E 96A
TRANSFORMER LV (750V) 1x 120mm Cu
HV (66kV) 1x 95mm Cu
SWITCHGEAR Med voltage 7.2kV, 630A, 25kA for 1s
LV (750V) 1600A
ESSENTIAL SERVICES
4 LOW VOLTAGE CORE (380/220V)
2x 4 CORE CABLES

TRANSFORMER EQUIPMENT MEDIAN VALUES:

  • TRANSFORMER 1 (XF650/2A)
    • 66/0.75kV 16/18 MVA OA/FA
    • Vector Group: YNd11
    • % Impedance: 9.8%
    • Cooling Type: ONAN/ONAF

LAYOUT (2300 A)

Supplementary Distribution

  • Essential Services Board
    • SYSTEMS
    • UNIT
    • AUXILIARIES
    • ANCILLARY

CATEGORY 'S' PANELS:

NATURAL ENERGY DRAWING

  • Panel Nos.: 1, 2, 3
  • Designed: [Signature]
  • Drawn: [Signature]
  • Checked: [Signature]

NOTES:

  1. Unless stated otherwise, the circuit breaker ratings are to the following standards:
    • Transformer circuits – 25kA
    • Motor circuits – 16kA
  2. This drawing conforms to the Electrical Drawing Office Practice Manual.
  3. The HV 66kV 16MVA transformer rating is for ONAN cooling.

Diagram Details:

  • Project: TE KAPO A POWER STATION
  • Drawing No.: 75T 7506 1007 8/1
  • Scale: As shown
  • Date: 3/9/97


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Online Sources for this page:

Gazette.govt.nz PDF NZ Gazette 2011, No 93





✨ LLM interpretation of page content

πŸ›οΈ Schedule 9: Assets Owned by Transpower New Zealand Limited or Other Third Parties (continued from previous page)

πŸ›οΈ Governance & Central Administration
Assets, Transpower, Tekapo Power Stations, Management, Schedule