1、 IEC TS 60079-32-1 Edition 1.1 2017-03 CONSOLIDATED VERSION Explosiv e atmospheres Part 32-1:Electrostatic hazards,guidance IEC T S 60079-32-1:2013-08+AMD1:2017-03 CSV(en)colourinside THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2017 IEC,Geneva,Switzerland All rights reserved.Unless otherwise s
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10、 e us your feedback on this publication or need fur ther assistance,plea se contact the Customer Ser v ice Centre:csciec.ch.IEC TS 60079-32-1 Edition 1.1 2017-03 CONSOLIDATED VERSION Explosive atmospheres Part 32-1:Electrostatic hazards,guidance INT ERNAT IONAL ELECT ROT ECHNICAL COMMISSION ICS 29.2
11、60.20 ISBN 978-2-8322-4121-9 Registered t rademark of the Internat ional Electrotechnica l Commission Warning!Mak e sure that you obtained this publication from an authorized distributor.colourinside IEC TS 60079-32-1 Edition 1.1 2017-03 REDLINE VERSION Explosiv e atmospheres Part 32-1:Electrostatic
12、 hazards,guidance IEC T S 60079-32-1:2013-08+AMD1:2017-03 CSV(en)colourinside 2 IEC TS 60079-32-1:2013+AMD1:2017 CSV IEC 2017 CONTENTS FOREWORD.11 INTRODUCTION.13 1 Scope.14 2 Normative references.14 3 Terms and definitions.17 4 Nomenclature.20 5 General.21 6 Static electricity in solid materials.22
13、 6.1 General considerations.22 6.2 The use of conductive or dissipative materials in place of insulating ones.24 6.2.1 General considerations.24 6.2.2 Dissipative solid materials.24 6.2.3 Earthing of conductive and dissipative items.25 6.3 Precautions required when using insulating solid materials.2
14、6 6.3.1 General.26 6.3.2 Restrictions on the size of chargeable insulating surfaces.27 6.3.3 Earthed metal meshes.28 6.3.4 Insulating coatings on earthed conductive surfaces.28 6.3.5 Conductive or dissipative coatings on insulating materials.29 6.3.6 Static dissipative agents.30 6.3.7 Humidification
15、.30 6.3.8 Ionisation/Charge Neutralisation.30 6.3.9 Methods to determine the incendivity of discharges.31 6.4 Conveyor belts and transmission belts.32 6.4.1 General.32 6.4.2 Conveyor belts.32 6.4.3 Transmission belts.33 7 Static electricity in liquids.34 7.1 General considerations.34 7.1.1 Occurrenc
16、e of flammable atmospheres.34 7.1.2 Ignition sensitivity and limitations to the scope of advice.35 7.1.3 Charging mechanisms.36 7.1.4 Charge accumulation and conductivity classifications.36 7.1.5 Incendive discharges produced during liquid handling operations.37 7.2 Summary of precautions against ignition hazards during liquid handling operations.38 7.2.1 Earthing and avoidance of isolated conductors.38 7.2.2 Restricting charge generation.38 7.2.3 Avoidance of a flammable atmosphere.39 7.2.4 Pro