Electrical Isolator Testing and Certification

This subcontract involves providing safety testing and certification for electrical service isolators across 11 sheltered housing project sites for the London Borough of Hillingdon. The selected contractor will be responsible for testing and certifying all existing isolators using specialized electrical calibration equipment and ensuring that all units are correctly labeled. All performed work must strictly adhere to BS7671 Requirements for Electrical Installations. The primary deliverables for this engagement are the completed electrical certifications and the physical labeling of isolators at each designated site.