Tender: Replacement of Electrical Distribution Board in A Block Lower Basement, St Helier Hospital

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Epsom and St Helier University Hospitals NHS Trust is seeking a supplier for the design and replacement of the existing electrical distribution board SP-3-3-21 in the A Block Lower Basement Plant Room at St Helier Hospital. The works include detailed surveys, circuit tracing and verification, load monitoring, full electrical design and protection coordination, supply and installation of a new Form 4 compartmentalised panel board (nominally 250A, subject to contractor design verification), a new outgoing protective device from PB-2-1, installation of approximately 50 metres of 120mm² 4-core XLPE/SWA/LSF submain cable and a separate CPC as required, CT metering enclosure, cable termination chambers, new cable containment, earthing and bonding modifications, removal and lawful disposal of the existing board, builder’s work and fire stopping, and full inspection, testing, commissioning, thermographic inspection, record drawings, O&M documentation, training and handover. Works will be carried out within a live operational acute hospital environment, so tenderers must prepare an Isolation Impact Assessment and detailed switching, shutdown, temporary-supply, contingency and rollback arrangements with the Trust, provide any necessary temporary electrical supplies (including temporary distribution, cabling, generators or UPS where identified), and allow for out-of-hours shutdowns for transfers and commissioning; the Contractor must supply all labour, management, plant, materials, specialist attendance, design, testing and documentation required by the tender documents.