New Zealand·Buyer: PowerNet Limited

Quarry Road Substation Design

Awarded·12 Nov 2025

Quarry Road substation detailed design. The substation development will include a 33 kV switchboard, one 33/11 kV 5 MVA transformer and an 11 kV switchboard. The site will be designed to accommodate a second supply transformer. The design for this substation was substantially completed, and the project was put on hold. The bulk of the civil and structural design, as well as the primary design, is expected to be used as far as practicable. Tenderers should be aware that PowerNet’s secondary and protection design requirements have undergone significant changes since the previous design was completed. The substation design includes the following: • Bus the Halfway Bus-Palmerston 1 and 2 feeders at Quarry Road • One 33 kV/11 kV, 3.5/5 MVA ONAN/ONAF, OLTC transformer • Relocation of the ripple control from TPT Palmerston 110/33 • 33 kV and 11 kV points of connection for the mobile substation • Substation civil works, including site grading, fencing and earth grid • Communications mast • New switch room • New 11 kV Feeder cabling • Protection System • Scada System • Safety in Design Reviews • Procurement Assistance • Construction Package

Deadline

28.10.2025

Published

12.11.2025

Awarded

12.11.2025

Registration of Interest (ROI) - PowerNet Distribution Network Services - Lakeland Network

Closed·Aug 4

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RFT - 220kV EDN GXP and 100kV Line Build Project | CIVILS

Awarded·May 29

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Construction and Installation Services for Kelso and Waikaka Transformer Replacements.

Awarded·Dec 8

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Main Contractor for the new PowerNet Frankton Depot

Awarded·Dec 3

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