1、 IEC 61010-1Edition 3.0 2010-06INTERNATIONAL STANDARD NORME INTERNATIONALESafety requirements for electrical equipment for measurement, control, and laboratory use Part 1: General requirements Rgles de scurit pour appareils lectriques de mesurage, de rgulation et de laboratoire Partie 1: Exigences g
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16、aires sur cette publication ou si vous avez des questions, visitez le FAQ du Service clients ou contactez-nous: Email: csciec.ch Tl.: +41 22 919 02 11 Fax: +41 22 919 03 00 IEC 61010-1Edition 3.0 2010-06INTERNATIONAL STANDARD NORME INTERNATIONALESafety requirements for electrical equipment for measu
17、rement, control, and laboratory use Part 1: General requirements Rgles de scurit pour appareils lectriques de mesurage, de rgulation et de laboratoire Partie 1: Exigences gnrales INTERNATIONAL ELECTROTECHNICAL COMMISSION COMMISSION ELECTROTECHNIQUE INTERNATIONALE XHICS 19.080; 71.040.10 PRICE CODECO
18、DE PRIXISBN 978-2-88910-987-6GROUP SAFETY PUBLICATION PUBLICATION GROUPE DE SCURIT Registered trademark of the International Electrotechnical Commission Marque dpose de la Commission Electrotechnique Internationale colourinside 2 61010-1 IEC:2010 CONTENTS FOREWORD.10 INTRODUCTION.13 1 Scope and obje
19、ct14 1.1 Scope14 1.1.1 Equipment included in scope .14 1.1.2 Equipment excluded from scope 14 1.1.3 Computing equipment15 1.2 Object .15 1.2.1 Aspects included in scope .15 1.2.2 Aspects excluded from scope 15 1.3 Verification 15 1.4 Environmental conditions 16 1.4.1 Normal environmental conditions.
20、16 1.4.2 Extended environmental conditions .16 2 Normative references .16 3 Terms and definitions .18 3.1 Equipment and states of equipment.18 3.2 Parts and accessories .19 3.3 Quantities19 3.4 Tests.20 3.5 Safety terms20 3.6 Insulation 22 4 Tests 23 4.1 General .23 4.2 Sequence of tests .24 4.3 Ref
21、erence test conditions24 4.3.1 Environmental conditions.24 4.3.2 State of equipment 24 4.4 Testing in SINGLE FAULT CONDITION .26 4.4.1 General .26 4.4.2 Application of fault conditions 26 4.4.3 Duration of tests 28 4.4.4 Conformity after application of fault conditions.29 5 Marking and documentation
22、30 5.1 Marking .30 5.1.1 General .30 5.1.2 Identification30 5.1.3 MAINS supply .30 5.1.4 Fuses 32 5.1.5 TERMINALS, connections and operating devices33 5.1.6 Switches and circuit-breakers33 5.1.7 Equipment protected by DOUBLE INSULATION or REINFORCED INSULATION.34 5.1.8 Field-wiring TERMINAL boxes 34
23、 5.2 Warning markings .34 5.3 Durability of markings34 61010-1 IEC:2010 3 5.4 Documentation 35 5.4.1 General .35 5.4.2 Equipment RATINGS35 5.4.3 Equipment installation .36 5.4.4 Equipment operation36 5.4.5 Equipment maintenance and service .37 5.4.6 Integration into systems or effects resulting from
24、 special conditions 37 6 Protection against electric shock 37 6.1 General .37 6.1.1 Requirements 37 6.1.2 Exceptions.38 6.2 Determination of ACCESSIBLE parts.38 6.2.1 General .38 6.2.2 Examination 38 6.2.3 Openings above parts that are HAZARDOUS LIVE .39 6.2.4 Openings for pre-set controls 39 6.3 Li
25、mit values for ACCESSIBLE parts.39 6.3.1 Levels in NORMAL CONDITION.39 6.3.2 Levels in SINGLE FAULT CONDITION.40 6.4 Primary means of protection43 6.4.1 General .43 6.4.2 ENCLOSURES and PROTECTIVE BARRIERS43 6.4.3 BASIC INSULATION .43 6.4.4 Impedance.43 6.5 Additional means of protection in case of
26、SINGLE FAULT CONDITIONS .43 6.5.1 General .43 6.5.2 PROTECTIVE BONDING44 6.5.3 SUPPLEMENTARY INSULATION and REINFORCED INSULATION47 6.5.4 PROTECTIVE IMPEDANCE 47 6.5.5 Automatic disconnection of the supply.48 6.5.6 Current- or voltage-limiting device .48 6.6 Connections to external circuits.48 6.6.1
27、 General .48 6.6.2 TERMINALS for external circuits.49 6.6.3 Circuits with TERMINALS which are HAZARDOUS LIVE.49 6.6.4 TERMINALS for stranded conductors 49 6.7 Insulation requirements .50 6.7.1 The nature of insulation .50 6.7.2 Insulation for MAINS CIRCUITS of OVERVOLTAGE CATEGORY II with a nominal
28、supply voltage up to 300 V .52 6.7.3 Insulation for secondary circuits derived from MAINS CIRCUITS of OVERVOLTAGE CATEGORY II up to 300 V .56 6.8 Procedure for voltage tests61 6.8.1 General .61 6.8.2 Humidity preconditioning .62 6.8.3 Test procedures 63 6.9 Constructional requirements for protection
29、 against electric shock63 6.9.1 General .63 6.9.2 Insulating materials .64 4 61010-1 IEC:2010 6.9.3 Colour coding 64 6.10 Connection to the MAINS supply source and connections between parts of equipment .64 6.10.1 MAINS supply cords64 6.10.2 Fitting of non-detachable MAINS supply cords.65 6.10.3 Plu
30、gs and connectors 66 6.11 Disconnection from supply source .67 6.11.1 General .67 6.11.2 Exceptions.67 6.11.3 Requirements according to type of equipment .67 6.11.4 Disconnecting devices .68 7 Protection against mechanical HAZARDS69 7.1 General .69 7.2 Sharp edges69 7.3 Moving parts .69 7.3.1 Genera
31、l .69 7.3.2 Exceptions.69 7.3.3 RISK assessment for mechanical HAZARDS to body parts 70 7.3.4 Limitation of force and pressure.71 7.3.5 Gap limitations between moving parts .72 7.4 Stability.74 7.5 Provisions for lifting and carrying.75 7.5.1 General .75 7.5.2 Handles and grips75 7.5.3 Lifting devic
32、es and supporting parts 75 7.6 Wall mounting .76 7.7 Expelled parts .76 8 Resistance to mechanical stresses.76 8.1 General .76 8.2 ENCLOSURE rigidity tests 77 8.2.1 Static test 77 8.2.2 Impact test 77 8.3 Drop test .79 8.3.1 Equipment other than HAND-HELD EQUIPMENT and DIRECT PLUG-IN EQUIPMENT .79 8
33、.3.2 HAND-HELD EQUIPMENT and DIRECT PLUG-IN EQUIPMENT79 9 Protection against the spread of fire .79 9.1 General .79 9.2 Eliminating or reducing the sources of ignition within the equipment81 9.3 Containment of fire within the equipment, should it occur 81 9.3.1 General .81 9.3.2 Constructional requi
34、rements 81 9.4 Limited-energy circuit 84 9.5 Requirements for equipment containing or using flammable liquids .85 9.6 Overcurrent protection.85 9.6.1 General .85 9.6.2 PERMANENTLY CONNECTED EQUIPMENT .86 9.6.3 Other equipment86 10 Equipment temperature limits and resistance to heat86 61010-1 IEC:201
35、0 5 10.1 Surface temperature limits for protection against burns .86 10.2 Temperatures of windings .87 10.3 Other temperature measurements .87 10.4 Conduct of temperature tests 88 10.4.1 General .88 10.4.2 Temperature measurement of heating equipment 88 10.4.3 Equipment intended for installation in
36、a cabinet or a wall.88 10.5 Resistance to heat 89 10.5.1 Integrity of CLEARANCES and CREEPAGE DISTANCES89 10.5.2 Non-metallic ENCLOSURES 89 10.5.3 Insulating material .89 11 Protection against HAZARDS from fluids .90 11.1 General .90 11.2 Cleaning90 11.3 Spillage.91 11.4 Overflow91 11.5 Battery elec
37、trolyte .91 11.6 Specially protected equipment.91 11.7 Fluid pressure and leakage .91 11.7.1 Maximum pressure 91 11.7.2 Leakage and rupture at high pressure .92 11.7.3 Leakage from low-pressure parts.92 11.7.4 Overpressure safety device .93 12 Protection against radiation, including laser sources, a
38、nd against sonic and ultrasonic pressure .93 12.1 General .93 12.2 Equipment producing ionizing radiation .93 12.2.1 Ionizing radiation .93 12.2.2 Accelerated electrons 94 12.3 Ultraviolet (UV) radiation .94 12.4 Microwave radiation 95 12.5 Sonic and ultrasonic pressure .95 12.5.1 Sound level .95 12
39、.5.2 Ultrasonic pressure .95 12.6 Laser sources96 13 Protection against liberated gases and substances, explosion and implosion .96 13.1 Poisonous and injurious gases and substances.96 13.2 Explosion and implosion96 13.2.1 Components 96 13.2.2 Batteries and battery charging.97 13.2.3 Implosion of ca
40、thode ray tubes 97 14 Components and subassemblies 97 14.1 General .97 14.2 Motors.99 14.2.1 Motor temperatures .99 14.2.2 Series excitation motors 99 14.3 Overtemperature protection devices 99 14.4 Fuse holders .99 14.5 MAINS voltage selection devices 100 6 61010-1 IEC:2010 14.6 MAINS transformers
41、tested outside equipment100 14.7 Printed wiring boards.100 14.8 Circuits or components used as TRANSIENT OVERVOLTAGE limiting devices .100 15 Protection by interlocks 101 15.1 General .101 15.2 Prevention of reactivating101 15.3 Reliability 101 16 HAZARDS resulting from application.101 16.1 REASONAB
42、LY FORESEEABLE MISUSE101 16.2 Ergonomic aspects102 17 RISK assessment 102 Annex A (normative) Measuring circuits for touch current (see 6.3)104 Annex B (normative) Standard test fingers (see 6.2) 107 Annex C (normative) Measurement of CLEARANCES and CREEPAGE DISTANCES .109 Annex D (normative) Parts
43、between which insulation requirements are specified (see 6.4 and 6.5.3) .113 Annex E (informative) Guideline for reduction of POLLUTION DEGREES .116 Annex F (normative) ROUTINE TESTS.117 Annex G (informative) Leakage and rupture from fluids under pressure .119 Annex H (normative) Qualification of co
44、nformal coatings for protection against POLLUTION .124 Annex I (informative) Line-to-neutral voltages for common MAINS supply systems 127 Annex J (informative) RISK assessment .128 Annex K (normative) Insulation requirements not covered by 6.7 .132 Annex L (informative) Index of defined terms .153 B
45、ibliography155 Figure 1 Measurements through openings in ENCLOSURES39 Figure 2 Maximum duration of short-term ACCESSIBLE voltages in SINGLE FAULT CONDITION (see 6.3.2 a) .41 Figure 3 Capacitance level versus voltage in NORMAL CONDITION and SINGLE FAULT CONDITION (see 6.3.1 c) and 6.3.2 c) 42 Figure
46、4 Acceptable arrangement of protective means against electric shock 44 Figure 5 Examples of binding screw assemblies 46 Figure 6 Distance between conductors on an interface between two layers54 Figure 7 Distance between adjacent conductors along an interface of two inner layers .54 Figure 8 Distance
47、 between adjacent conductors located between the same two layers .55 Figure 9 Detachable MAINS supply cords and connections 65 Figure 10 Impact test using a sphere .78 Figure 11 Flow chart to explain the requirements for protection against the spread of fire 80 Figure 12 Baffle .83 Figure 13 Area of
48、 the bottom of an ENCLOSURE to be constructed as specified in 9.3.2 c) 1) .83 61010-1 IEC:2010 7 Figure 14 Ball-pressure test apparatus 90 Figure 15 Flow chart for conformity options 14.1 a), b), c) and d).98 Figure A.1 Measuring circuit for a.c. with frequencies up to 1 MHz and for d.c. 104 Figure
49、A.2 Measuring circuits for sinusoidal a.c. with frequencies up to 100 Hz and for d.c. 105 Figure A.3 Current measuring circuit for electrical burns 106 Figure A.4 Current measuring circuit for wet contact 106 Figure B.1 Rigid test finger 107 Figure B.2 Jointed test finger .108 Figure C.1 Examples of methods of measuring CLEARANCES and CREEPAGE DISTANCES.112 Figures D.1a) to d) Protection b
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