Closed

24kV to 362kV Disconnectors and Earth Switches

Tender ID: 613297


Tender Details

Organisation:
Tender #:
P01906  
Status:
Closed
Publish Date:
7 May 2026
Closing Date:
21 May 2026
Closing Time:
03:00 PM (Australia/West)

Tender Description

⁠⁠⁠

We're seeking registrations of interest from suitably qualified and experienced organisations, for the supply and Delivery of 24kV to 362kV Disconnectors and Earth Switches.

Disconnectors and Earth Switches are essential components in high voltage and medium voltage networks, providing safe isolation and earthing during maintenance and switching operations.

Western Power requires the supply and delivery of these assets for deployment across the Southwest Interconnected System (SWIS). The Scope of Work includes:

a. Design
b. Manufacture
c. Testing
d. Packaging
e. Provision of documentation
f. Insurance
g. Delivery to Destination

All items shall be designed, manufactured and tested in accordance with IEC 62271.

Vendors to offer disconnectors and earth switches with a rated voltages and fault current based on table below:


Voltage (kV) 223366132220330
Fault Current (kA) 161625502550

Vendors shall provide:

-Rocker-type disconnectors rated for 22 kV to 33 kV, suitable for horizontal and vertical mounting configurations; and Double-break type disconnectors rated for 33 kV to 330 kV.

-Disconnectors shall be capable of both manual and motorised operation.

Western Power will supply the station post insulators and supporting structures for all disconnectors and associated earthing switches. 

Registration Requirements

StepActionDetails
1Complete the ROI QuestionnaireRespond to all questions in the Registration of Interest Questionnaire (P01906 - 24kV to 362kV Disconnectors). If you need to attach supporting documents, please email them to:
susan.mchugh@westernpower.com.au 
2Register OnlineSubmit your ROI
3Include the Event NumberEnsure your registration clearly references the event number P01906 - 24kV to 362kV Disconnectors and Earth Switches 


Location

Western Australia   :   Gascoyne   :   Goldfields/Esperance   :   Great Southern   :   Kimberley   :   Mid West   :   Peel   :   Perth Metropolitan   :   Pilbara   :   South West   :   Wheatbelt