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The SIZEWELL C LIMITED has issued a Tender notice for the procurement of a Site Power Hv/Lv Electrical Design in the United Kingdom. This Tender notice was published on 11 Aug 2026 and is scheduled to close on 18 Aug 2026, with an estimated Tender value of GBP 100000. Interested bidders can access detailed Tender information, eligibility criteria, and complete bidding documents by referencing TOT Ref No. 146957864, while the tender notice number is C4N117177064 and Registering on the platform.
Procurement Summary
Country: United Kingdom
Summary: Site Power Hv/Lv Electrical Design
Deadline: 18 Aug 2026
Posting Date: 11 Aug 2026
Other Information
Notice Type: Tender
TOT Ref.No.: 146957864
Document Ref. No.: C4N117177064
Competition: ICB
Financier: Self Financed
Purchaser Ownership: Public
Tender Value: GBP 100000
CPV Classification
65320000 - Operation of electrical installationsPurchaser's Detail
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Login to see detailsTender Details
The HV/ LV electrical design is essential to develop a robust and safe electrical distribution network within the Tunnel Launch Compound (TLC), the STP, SXB, SMT areas within the Temporary Construction Area (TCA) and the Ancillary Construction Area (ACA) to support tunnel construction at the SZC site. The network will be required to distribute power to the following areas and equipment:
Underground:
Tunnel boring machines (TBMs),
Slurry pump system
Underground Conveyor belt system
Ventilation system
Lighting & Communication networks
Ancillary tunnel construction equipment
Overground:
Ventilation system
Cooling water system
Overground conveyor belt system
Overground slurry pump system
Compressed air system
Grout batching plant
Dewatering system & water treatment plant
Gantry cranes
Site lighting, access control & communication systems
Office building/ welfare
Ancillary site activities
Electrical loading details of the equipment listed above will be collated and provided by CWA to the selected electrical design engineers. The design will be required to comply with current British Electrical safety legislation.
Key Deliverables:
HV network design -
Provide the design for the distribution of the 11kV network that feeds the TLC, TCA & ACA compounds complete with associated switchgear, cable sizing, cable routes and containment systems. Provide protection settings of...
Location Of Contract : East of England
Industry : Operation of electrical installations - 65320000 Electrical services - 71314100 Engineering design services for mechanical and electrical installations for buildings - 71321000 Electrical power systems design services - 71323100 Mechanical and electrical engineering services - 71334000
Value Of Contract : £50, 000 to £100, 000
Published Date : 10 August 2026
Closing Date : 18 August 2026
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