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) | 22 | 33 | 66 | 132 | 220 | 330 |
| Fault Current (kA) | 16 | 16 | 25 | 50 | 25 | 50 |
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
| Step | Action | Details |
| 1 | Complete the ROI Questionnaire | Respond 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 |
| 2 | Register Online | Submit your ROI |
| 3 | Include the Event Number | Ensure your registration clearly references the event number P01906 - 24kV to 362kV Disconnectors and Earth Switches |
Location
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