UL 61010-1-2012 UL Standard for Safety Electrical Equipment For Measurement Control and Laboratory Use Part 1 General Requirements (Third Edition Including Revisions through April _1.pdf

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1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL 61010-1 Electrical Equipment For Measurement, Control, and Laboratory Use; Part 1: General RequirementsUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT

2、 PERMISSION FROM ULUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL Standard for Safety for Electrical Equipment For Measurement, Control, and Laboratory Use; Part 1: General Requirements, UL 61010-1 Third Edition, Dated May 11, 2012 Summa

3、ry of Topics This revision to ANSI/UL 61010-1 is being issued to include the following changes in requirements: Editorial Corrections to match IEC Standard for Clause 3.6.12 Revisions to 6.7.2.2.1, 6.7.2.2.4, 6.7.3.4.1, 6.7.3.4.4, 6.8.3.1, 9.6.1, K.1.3.1, K.1.3.4, K.2.4.1, K.2.4.4, and K.3.2 Text th

4、at has been changed in any manner or impacted by ULs electronic publishing system is marked with a vertical line in the margin. The new and revised requirements are substantially in accordance with Proposal(s) on this subject dated October 31, 2014. All rights reserved. No part of this publication m

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9、 requirements in this Standard are now in effect, except for those paragraphs, sections, tables, gures, and/or other elements of the Standard having future effective dates as indicated in the preface. The prior text for requirements that have been revised and that have a future effective date are lo

10、cated after the Standard, and are preceded by a “SUPERSEDED REQUIREMENTS” notice. The following table lists the future effective date with the corresponding reference. JULY 15, 2015 UL 61010-1 tr1UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM

11、UL Future Effective Date Reference January 1, 2018 Entire Third Edition JULY 15, 2015 UL 61010-1 tr2UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL CSA Group CAN/CSA-C22.2 No. 61010-1-12 Third Edition (IEC 61010-1:2010, MOD) ISA ANSI/ISA-610

12、10-1 (82.02.01) Third Edition Underwriters Laboratories Inc. UL 61010-1 Third Edition Safety Requirements for Electrical Equipment for Measurement, Control, and Laboratory Use Part 1: General Requirements May 11, 2012 (Title Page Reprinted: July 15, 2015) This standard is based on IEC 61010-1, Third

13、 Edition (2010). ANSI/UL 61010-1-2015 Approved byUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL Commitment for Amendments This standard is issued jointly by the Canadian Standards Association (operating as “CSA Group”), the International So

14、ciety of Automation (ISA) and Underwriters Laboratories Inc. (UL). Comments or proposals for revisions on any part of the standard may be submitted to CSA Group or UL at anytime. Revisions to this standard will be made only after processing according to the standards development procedures of CSA Gr

15、oup and UL. CSA Group and UL will issue revisions to this standard by means of a new edition or revised or additional pages bearing their date of issue. ISA will incorporate the same revisions into their edition of the standard bearing the same date of issue as the CSA and UL pages. CSA, ISA, and UL

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17、nt are the sole property of the International Society of Automation (ISA). The UL trade names and trademarks depicted in this document are the sole property of Underwriters Laboratories Inc. (UL). ISBN 978-1-55491-705-1 2012 CSA Group All rights reserved. No part of this publication may be reproduce

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22、ty of UL. This ANSI/UL Standard for Safety consists of the Third Edition including revisions through July 15, 2015. The most recent designation of ANSI/UL 61010-1 as an American National Standard (ANSI) occurred on July 15, 2015. ANSI approval for a standard does not include the Cover Page, Transmit

23、tal Pages, Title Page (front and back), or the Preface. The National Difference Page and IEC Foreword are also excluded from the ANSI approval of IEC-based standards. Comments or proposals for revisions on any part of the Standard may be submitted to UL at any time. Proposals should be submitted via

24、 a Proposal Request in ULs On-Line Collaborative Standards Development System (CSDS) at http:/.UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL To purchase UL Standards, visit Comm 2000 at http:/m- help/how_to_order.aspx or call toll-free 1-8

25、88-853-3503.UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL MAY 11, 2012 CAN/CSA-C22.2 NO. 61010-1-12 ANSI/ISA-61010-1 (82.02.01) UL 61010-1 4 No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTIO

26、N WITHOUT PERMISSION FROM UL CONTENTS Preface 10 NATIONAL DIFFERENCES 12 FOREWORD . 13 1 Scope and object 17 1.1 Scope 17 1.2 Object .19 1.3 Verication .20 1.4 Environmental conditions .20 2 Normative references .21 3 Terms and denitions 24 3.1 Equipment and states of equipment .24 3.2 Parts and acc

27、essories .25 3.3 Quantities 25 3.4 Tests 26 3.5 Safety terms 26 3.6 Insulation .27 4 Tests .28 4.1 General 28 4.2 Sequence of tests .29 4.3 Reference test conditions 29 4.4 Testing in SINGLE FAULT CONDITION 32 5 Marking and documentation .37 5.1 Marking 37 5.2 Warning markings .43 5.3 Durability of

28、markings 43 5.4 Documentation 44 6 Protection against electric shock .47 6.1 General 47 6.2 Determination of ACCESSIBLE parts 48 6.3 Limit values for ACCESSIBLE parts .50 6.4 Primary means of protection 56 6.5 Additional means of protection in case of SINGLE FAULT CONDITIONS .57 6.6 Connections to e

29、xternal circuits .65 6.7 Insulation requirements 67 6.8 Procedure for voltage tests .81 6.9 Constructional requirements for protection against electric shock 84 6.10 Connection to the MAINS supply source and connections between parts of equipment .85 6.10.4DV.1 PERMANENTLY CONNECTED EQUIPMENT 89 6.1

30、1 Disconnection from supply source 89 6.11.5DV.1 Polarity of Connections to the MAINS Circuit 91 7 Protection against mechanical HAZARDS 91 7.1 General 91 7.2 Sharp edges 92 7.3 Moving parts 92 7.4 Stability 96 7.5 Provisions for lifting and carrying 97 7.6 Wall mounting .98 MAY 11, 2012 CAN/CSA-C22

31、.2 NO. 61010-1-12 ANSI/ISA-61010-1 (82.02.01) UL 61010-1 5UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 7.7 Expelled parts 99 8 Resistance to mechanical stresses .99 8.1 General 99 8.2 ENCLOSURE rigidity tests 100 8.3 Drop test 102 9 Prote

32、ction against the spread of re .102 9.1 General .102 9.2 Eliminating or reducing the sources of ignition within the equipment 105 9.3 Containment of re within the equipment, should it occur 105 9.4 Limited-energy circuit .110 9.5 Requirements for equipment containing or using ammable liquids .111 9.

33、6 Overcurrent protection 112 10 Equipment temperature limits and resistance to heat .113 10.1 Surface temperature limits for protection against burns 113 10.2 Temperature of windings .114 10.3 Other temperature measurements .115 10.4 Conduct of temperature tests .115 10.5 Resistance to heat 116 11 P

34、rotection against HAZARDS from uids 118 11.1 General 118 11.2 Cleaning .119 11.3 Spillage 119 11.4 Overow .119 11.5 Battery electrolyte .120 11.6 Specially protected equipment 120 11.7 Fluid pressure and leakage .120 12 Protection against radiation, including laser sources, and against sonic and ult

35、rasonic pressure 122 12.1 General 122 12.2 Equipment producing ionizing radiation 123 12.3 Ultraviolet (UV) radiation .124 12.4 Microwave radiation .125 12.5 Sonic and ultrasonic pressure 125 12.6 Laser sources 126 13 Protection against liberated gases and substances, explosion and implosion 126 13.

36、1 Poisonous and injurious gases and substances .126 13.2 Explosion and implosion .127 14 Components and subassemblies 128 14.1 General 128 14.2 Motors .131 14.3 Overtemperature protection devices .131 14.4 Fuse holders .132 14.5 MAINS voltage selection devices 132 14.6 MAINS transformers tested outs

37、ide equipment 132 14.7 Printed wiring boards 132 14.8 Circuits or components used as TRANSIENT OVERVOLTAGE limiting devices .133 14.9DV.1 Enclosures intended for outdoor use 133 14.10DV.1 Conductive coatings .134 14.10DV.2 Conductive shield or tape .134 14.11DV.1 Direct plug-in transformer units 134

38、 15 Protection by interlocks .134 15.1 General 134 15.2 Prevention of reactivating 135 MAY 11, 2012 CAN/CSA-C22.2 NO. 61010-1-12 ANSI/ISA-61010-1 (82.02.01) UL 61010-1 6UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 15.3 Reliability .135 16

39、 HAZARDS resulting from application 135 16.1 REASONABLY FORESEEABLE MISUSE 135 16.2 Ergonomic aspects 135 17 RISK assessment .135 Annex A (normative) Measuring circuits for touch current A.1 Measuring circuit for a.c. with frequencies up to 1 MHz and for d.c. .137 A.2 Measuring circuits for sinusoid

40、al a.c. with frequencies up to 100 Hz and for d.c. 138 A.3 Current measuring circuit for electrical burns at high frequencies .139 A.4 Current measuring circuit for WET LOCATION 140 Annex B (normative) Standard test ngers Annex C (normative) Measurement of CLEARANCES and CREEPAGE DISTANCES Annex D (

41、normative) Parts between which insulation requirements are specied (see 6.4 and 6.5.3) Annex E (normative) Guideline for reduction of POLLUTION DEGREES Annex F (normative) ROUTINE TESTS F.1 General 156 F.2 Protective earth .156 F.3 MAINS CIRCUITS 156 F.3.1 General .156 F.3.2 MAINS CIRCUITS with volt

42、age limiting devices .157 F.4 Floating circuits .157 Annex G (informative) Leakage and rupture from uids under pressure G.1 General .158 G.2 Pressures above 2 MPa and a product pressure and volume greater than 200 kPal .158 G.3 Pressures between 50 kPa and 2 MPa, and pressure times volume above 200

43、kPal .162 G.4 Pressures below 50 kPa, or pressure times volume below 200 kPal .162 G.5 Overpressure safety devices 163 Annex H (normative) Qualication of conformal coatings for protection against POLLUTION H.1 General 164 H.2 Technical properties .164 H.3 Qualication of coatings .164 MAY 11, 2012 CA

44、N/CSA-C22.2 NO. 61010-1-12 ANSI/ISA-61010-1 (82.02.01) UL 61010-1 7UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL Annex I (informative) Line-to-neutral voltages for common MAINS supply systems Annex J (informative) RISK assessment J.1 RISK

45、assessment procedure .170 J.2 Achieving TOLERABLE RISK 172 J.3 An application of RISK assessment procedures 173 Annex K (normative) Insulation requirements not covered by 6.7 K.1 Requirements for MAINS CIRCUITS .175 K.1.1 General .175 K.1.2 CLEARANCES and CREEPAGE DISTANCES for MAINS CIRCUITS 176 K.

46、1.3 Solid insulation for MAINS CIRCUITS 178 K.2 Insulation in secondary circuits .183 K.2.1 General .183 K.2.2 CLEARANCES .183 K.2.3 CREEPAGE DISTANCES 187 K.2.4 Solid insulation .188 K.3 Insulation in circuits not addressed in 6.7, Clause K.1 or Clause K.2 .190A K.3.1 General 190A K.3.2 CLEARANCE c

47、alculation 191 K.3.3 CLEARANCES in circuits having recurring peak voltages, or having WORKING VOLTAGES with frequencies above 30 kHz .194 K.3.4 CREEPAGE DISTANCES 196 K.3.5 Solid insulation .196 K.4 Reduction of TRANSIENT OVERVOLTAGES by the use of overvoltage limiting devices 196 Annex L (informati

48、ve) Index of dened terms Annex DVA (informative) CSA, UL, and IEC component standards Annex DVB (informative) Clauses affected by National Differences Annex DVC (informative) UV radiation limits: Guidelines from the American Conference of Governmental Industrial Hygienists (ACGIH) DVC.1 General 202

49、DVC.2 Recommended values .202 Annex DVD (normative) Permanent connection to MAINS DVD.1 General 207 DVD.2 Wiring TERMINALS and leads 207 DVD.3 ENCLOSURE requirements for conduit entry .209 DVD.4 Conduit ENCLOSURE entry tests .209 JULY 15, 2015 CAN/CSA-C22.2 NO. 61010-1-12 ANSI/ISA-61010-1 (82.02.01) UL 61010-1 8UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL Bibliography MAY 11, 2012 CAN/CSA-C22.2 NO. 61010-1-12