Advanced Electrical Installation Work ii To Joyce, Samantha and Victoria Advanced Electrical Installation Work Sixth Edition Trevor Linsley Senior Lecturer • Blackpool and The Fylde College AMSTERDAM • BOSTON • HEIDELBERG • LONDON • NEW YORK• OXFORD PARIS • SAN DIEGO • SAN FRANCISCO • SINGAPORE • SYDNEY • TOKYO Newnes is an imprint of Elsevier Newnes is an imprint of Elsevier The Boulevard, Langford Lane, Kidlington, Oxford, Ox5 1GB, UK 225 Wyman Street, Waltham, MA 02451, USA First published by Arnold 1998 Reprinted by Butterworth-Heinemann 2001, 2003 (twice), 2004 (twice) Fourth edition 2005 Fifth edition 2008 Sixth edition 2011 Copyright © 2011, Trevor Linsley Published by Elsevier Ltd All rights reserved The right of Trevor Linsley to be identified as the author of this work has been asserted in accordance with the Copyright, Designs and Patents Act 1988 No part of this publication may be reproduced in any material form (including photocopying or storing in any medium by electronic means and whether or not transiently or incidentally to some other use of this publication) without the written permission of the copyright holder except in accordance with the provisions of the Copyright, Designs and Patents Act 1988 or under the terms of a licence issued by the Copyright Licensing Agency Ltd, 90 Tottenham Court Road, London, England W1T 4LP Applications for the copyright holder’s written permission to reproduce any part of this publication should be addressed to the publisher Permissions may be sought directly from Elsevier’s Science and Technology Rights Department in Oxford, UK; phone: (44) (0) 1865 843830; fax: (44) (0) 1865 853333; e-mail: permissions@elsevier.co.uk You may also complete your request on-line via the Elsevier homepage (http://www.elsevier.com), by selecting ‘Customer Support’ and then ‘Obtaining Permissions’ Whilst the advice and information in this book is believed to be true and accurate at the date of going to press, neither the author nor the publisher can accept any legal responsibility or liability for any errors or omissions that may be made British Library Cataloguing-in-Publication Data A catalogue record for this book is available from the British Library Library of Congress Cataloging-in-Publication Data A catalog record for this book is available from the Library of Congress For information on all Newnes publications visit our website at www.newnespress.com ISBN 978-0-08-097042-4 Typeset by MPS Limited, a Macmillan Company, Chennai, India www.macmillansolutions.com Printed and bound in Italy Contents Chapter Chapter Chapter Chapter Chapter Chapter Chapter Preface Acknowledgements About this book Applying health and safety regulations and working practices Applying environmental legislation and environmental technology systems Organizing the work environment Planning, preparing and installing wiring systems Terminating and connecting conductors Inspection, testing and commissioning electrical systems Fault diagnosis and repair Appendix A: Environmental organizations Appendix B: Health and Safety Executive (HSE) publications and information Glossary of terms Index vii ix xi 33 47 81 131 153 179 197 199 203 211 This page intentionally left blank Preface The 6th edition of Advanced Electrical Installation Work has been completely rewritten in Seven Chapters to closely match the Seven Performance Units of the City and Guilds 2357 qualification The technical content has been revised and updated to the requirements of the new 17th edition of the IEE Regulations BS 7671: 2008 Improved page design with new illustrations gives greater clarity to each topic This book of electrical installation theory and practice will be of value to the electrical trainee working towards: ● ● ● The City and Guilds 2357 Level NVQ Diploma in Installing Electrotechnical Systems and Equipment The City and Guilds 2399 series of Environmental Systems Qualification The SCOTVEC and BTEC Electrical Utilization Units at Levels II and III Advanced Electrical Installation Work provides a sound basic knowledge of electrical theory and practice which other trades in the construction industry will find of value, particularly those involved in multi-skilled activities The book incorporates the requirements of the latest regulations, particularly: ● ● ● ● ● 17th edition IEE Wiring Regulations British Standards BS 7671: 2008 Part P of the Building Regulations, Electrical Safety in Dwellings: 2006 Hazardous Waste Regulations: 2005 Work at Height Regulations: 2005 Trevor Linsley 2011 This page intentionally left blank Acknowledgements I would like to acknowledge the assistance given by the following manufacturers and professional organizations in the preparation of this book: ● ● ● ● ● ● The Institution of Engineering and Technology for permission to reproduce regulations and tables from the 17th edition IEE Regulations The British Standards Institution for permission to reproduce material from BS 7671: 2008 Crabtree Electrical Industries for technical information and data RS Components Limited for technical information and photographs Stocksigns Limited for technical information and photographs Wylex Electrical Components for technical information and photographs I would like to thank the many college lecturers who responded to the questionnaire from Elsevier, the publishers, regarding the proposed new edition of this book Their recommendations have been taken into account in producing this improved 6th edition I would also like to thank the editorial and production staff at Elsevier, the publishers, for their enthusiasm and support They were able to publish this 6th edition within the very short timescale created by the publication of the new City and Guilds 2357 qualification Finally I would like to thank Joyce, Samantha and Victoria for their support and encouragement ...Advanced Electrical Installation Work ii To Joyce, Samantha and Victoria Advanced Electrical Installation Work Sixth Edition Trevor Linsley Senior Lecturer •... Qualification The SCOTVEC and BTEC Electrical Utilization Units at Levels II and III Advanced Electrical Installation Work provides a sound basic knowledge of electrical theory and practice which... 153 179 197 199 203 211 This page intentionally left blank Preface The 6th edition of Advanced Electrical Installation Work has been completely rewritten in Seven Chapters to closely match the