1、 IEC/TS 60079-32-1 Edition 1.0 2013-08 TECHNICAL SPECIFICATION Explosive atmospheres Part 32-1:Electrostatic hazards,guidance IEC/TS 60079-32-1:2013(E)Copyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-27-2014 by James Madison.No further reproduction or di
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9、stomer Service Centre:csciec.ch.Copyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-27-2014 by James Madison.No further reproduction or distribution is permitted.Uncontrolled when printed.IEC/TS 60079-32-1 Edition 1.0 2013-08 TECHNICAL SPECIFICATION Explosi
10、ve atmospheres Part 32-1:Electrostatic hazards,guidance INTERNATIONAL ELECTROTECHNICAL COMMISSION XH ICS 29.260.20 PRICE CODE ISBN 978-2-8322-1055-0 Registered trademark of the International Electrotechnical Commission Warning!Make sure that you obtained this publication from an authorized distribut
11、or.Copyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-27-2014 by James Madison.No further reproduction or distribution is permitted.Uncontrolled when printed.2 TS 60079-32-1 IEC:2013(E)CONTENTS FOREWORD.10 INTRODUCTION.12 1 Scope.13 2 Normative references.
12、13 3 Terms and definitions.16 4 Nomenclature.19 5 General.20 6 Static electricity in solid materials.21 6.1 General considerations.21 6.2 The use of conductive or dissipative materials in place of insulating ones.23 6.2.1 General considerations.23 6.2.2 Dissipative solid materials.23 6.2.3 Earthing
13、of conductive and dissipative items.24 6.3 Precautions required when using insulating solid materials.25 6.3.1 General.25 6.3.2 Restrictions on the size of chargeable insulating surfaces.26 6.3.3 Earthed metal meshes.27 6.3.4 Insulating coatings on earthed conductive surfaces.27 6.3.5 Conductive or
14、dissipative coatings on insulating materials.28 6.3.6 Static dissipative agents.29 6.3.7 Humidification.29 6.3.8 Ionisation/Charge Neutralisation.29 6.3.9 Methods to determine the incendivity of discharges.30 6.4 Conveyor belts and transmission belts.31 6.4.1 General.31 6.4.2 Conveyor belts.31 6.4.3
15、 Transmission belts.32 7 Static electricity in liquids.33 7.1 General considerations.33 7.1.1 Occurrence of flammable atmospheres.33 7.1.2 Ignition sensitivity and limitations to the scope of advice.34 7.1.3 Charging mechanisms.35 7.1.4 Charge accumulation and conductivity classifications.35 7.1.5 I
16、ncendive discharges produced during liquid handling operations.36 7.2 Summary of precautions against ignition hazards during liquid handling operations.37 7.2.1 Earthing and avoidance of isolated conductors.37 7.2.2 Restricting charge generation.37 7.2.3 Avoidance of a flammable atmosphere.38 7.2.4 Promoting charge dissipation.38 7.3 Tanks and Containers.38 7.3.1 General.38 7.3.2 Conductive tanks and containers.39 7.3.3 Tanks and containers made entirely of dissipative material.52 Copyrighted