This document replaces and supersedes all previous versions of Health Technical Memorandum 2020 - Safety code for low voltage systems. On cover & title page: Electrical services

This document replaces and supersedes all previous versions of Health Technical Memorandum 2020 - Safety code for low voltage systems. On cover & title page: Electrical services

This document sets out operational guidance on electrical safety requirements for high voltage systems in healthcare premises. It is intended to assist in meeting the requirements of the Electricity at Work Regulations 1989 which detail the precautions to be taken against risk of death or personal injury from electricity in work activities. This document replaces and supersedes all previous versions of Health Technical Memorandum 2021 'Safety code for high voltage systems'.

Protection of low-voltage electrical and electronic equipment and systems from lightning strikes and other power surges is vital for computing, telecommunications, transportation, power grids, distributed energy and charging installations. This systematic treatise covers surge causes, risk assessment, and protective measures.

On cover & title page: Electrical services

Part A, Design considerations, provides guidance for all works on the fixed wiring and integral electrical equipment used for electrical services within healthcare premises. This document should be used for all forms of electrical design ranging from a new Greenfield site to modifying an existing final subcircuit. It provides guidance to managers of healthcare premises on how European and British Standards relating to electrical safety such as the IEE Wiring Regulations BS 7671, the Building Regulations 2000 and the Electricity at Work Regulations 1989 can be used to fulfil their duty of care in relation to the Health and Safety at Work etc Act 1974.

On cover & title page: Electrical services. This logbook should be read in conjunction with HTM 06-03 'Electrical safety guidance for high voltage systems' (ISBN 9780113227587)