UL 984-1996 UL Standard for Safety Hermetic Refrigerant Motor-Compressors (Seventh Edition Reprint with revisions through and including September 23 2005)《密封制冷电动机-压缩机》.pdf

1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULUL 984ISBN 1-55589-983-2Hermetic RefrigerantMotor-CompressorsUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULUL COPYRIGHTED MATERIAL NOT A

2、UTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULUnderwriters Laboratories Inc. (UL)333 Pfingsten RoadNorthbrook, IL 60062-2096UL Standard for Safety for Hermetic Refrigerant Motor-Compressors, UL 984Seventh Edition, Dated May 31, 1996Revisions: This Standard contains revi

3、sions through and including September 23, 2005.Summary of TopicsThe revised requirements were issued to add a new exception to 34.3 to address motor-compressor enclosures that employ rupture members.UL Standards for Safety are developed and maintained in the Standard Generalized Markup Language(SGML

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23、s indicated in the preface. The priortext for requirements that have been revised and that have a future effective date are located after theStandard, and are preceded by a SUPERSEDED REQUIREMENTS notice.New product submittals made prior to a specified future effective date will be judged under all

24、of therequirements in this Standard including those requirements with a specified future effective date, unlessthe applicant specifically requests that the product be judged under the current requirements. However, ifSEPTEMBER 23, 2005 UL 984tr2UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPR

25、ODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULthe applicant elects this option, it should be noted that compliance with all the requirements in thisStandard will be required as a condition of continued Recognition and Follow-Up Services after theeffective date, and understanding of this should b

26、e signified in writing.Copyright 2005 Underwriters Laboratories Inc.This Standard consists of pages dated as shown in the following checklist:Page Date1-2April 27, 20053September 23, 20054-5April 27, 20056-7September 23, 200510-41May31,199642-42B September 23, 200543-44May31,199645-49 .April 27, 200

27、550-58May31,199659-60 .April 27, 2005A1-A2 .April 27, 2005B1-B2 .April 27, 2005C1-C2.April 27, 2005SEPTEMBER 23, 2005 UL 984 tr3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULSEPTEMBER 23, 2005 UL 984tr4No Text on This PageUL COPYRIGHTED MATE

28、RIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULHERMETIC REFRIGERANT MOTOR-COMPRESSORSMay 31, 1996(Title Page Reprinted: April 27, 2005)Canadian Standards AssociationC22.2 No. 140.2-96Fourth EditionUnderwriters Laboratories Inc.UL 984Seventh EditionUL COPYRIGHTE

29、D MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULCommitment for AmendmentsThis Standard is issued jointly by Canadian Standards Association andUnderwriters Laboratories Inc. Amendments to this Standard will be made onlyafter processing according to the Stan

30、dards writing procedures by both CanadianStandards Association and Underwriters Laboratories Inc.The Department of Defense (DoD) has adopted UL 984 on January 13, 1992.The publication of revised pages or a new edition of this Standard will notinvalidate the DoD adoption.ISSN 0317-5669Copyright 1996C

31、anadian Standards AssociationAll rights reserved. No part of thispublication may be reproduced in anyform whatsoever without the priorpermission of the publisher.ISBN 1-5589-983-2Copyright 1996, 2005Underwriters Laboratories Inc.UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTR

32、IBUTION WITHOUT PERMISSION FROM ULCONTENTSPREFACE 41 Scope .72 Definitions 73 General requirements 10CONSTRUCTION4 Motor-compressor enclosures .115 Electrical enclosures .116 Openings in enclosures .147 Gaskets 148 Field wiring supply connections 149 Factory wiring supply connections .1710 Current-c

33、arrying parts .1711 Electrical insulating materials .1812 Wiring and wiring methods .1813 Electrical spacings 1914 Separation of circuits 2215 Overheating and overload protection 2316 Short-circuit protection .2417 Capacitors .2418 Motor controllers 2519 Electric crankcase heaters .2520 Off-cycle cr

34、ankcase heating 2621 Bonding .26MARKING22 General 2723 Motor-compressor markings 2724 Other Markings .28TESTS25 General test parameters .2826 Measurement of locked-rotor current test 2927 Locked-rotor temperature test 3028 Primary single phasing failure test 3329 Dielectric voltage-withstand test 34

35、30 Maximum continuous current test .3531 Limited short-circuit test .3632 Off-cycle crankcase heating test 3833 Vibration test .4134 Motor-compressor enclosure strength test .4235 Motor protective device strength test 4336 Calibration check test motor protective device 4337 Endurance test bypass val

36、ve .4438 Impact test .4439 Flame test .45SEPTEMBER 23, 2005 C22.2 NO. 140.2-96 UL 984 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL40 Mold stress-relief test .4541 Compatibility test .4542 Gasket-accelerated aging test 5043 Metallic coatin

37、g thickness test 5244 Rain test .53MANUFACTURING AND PRODUCTION TESTS45 Pressure tests for leakage and strength .5646 Production line dielectric voltage-withstand test .57STANDARDS FOR COMPONENTS47 CSA Standards .5748 UL Standards 5849 Other Standards 59APPENDIX AMarking TranslationsTECHNICAL COMMIT

38、TEE ON CONSUMER AND COMMERCIAL PRODUCTSSUBCOMMITTEE ON C22.2 NO. 140APRIL 27, 2005C22.2 NO. 140.2-96 UL 9844UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULPREFACEThis is the second edition of the Standard for Hermetic Refrigerant Motor-Compre

39、ssors, published underthe dual designation CSA-C22.2 No. 140.2-96 and UL 984. This Standard will supersede the followingStandards:a) CSA Standard CAN/CSA-C22.2 No. 140.2-M91; andb) UL Standard 984, Sixth Edition, October 31, 1991.This Standard addresses safety requirements and industry concerns for

40、hermetic refrigerantmotor-compressors.This common Standard was prepared by Canadian Standards Association, Underwriters LaboratoriesInc., and the heating and cooling equipment industry. The efforts and support of the Air Conditioning andRefrigeration Institute (ARI) and the Heating, Refrigerating an

41、d Air Conditioning Institute of Canada(HRAI) are gratefully acknowledged.This Standard wasa) reviewed by the CSA Subcommittee of the Technical Committee on Consumer andCommercial Products under the jurisdiction of the CSA Standards Steering Committee on theCanadian Electrical Code, Part II, and was

42、formally approved by these Committees; andb) processed according to the method of development, revision and implementation of ULStandards for Safety.This Standard will be submitted to the Standards Council of Canada for approval as a National Standardof Canada and will be submitted to the American N

43、ational Standards Institute for publication as anAmerican National Standard.May 1996NOTE:Although the intended primary applications of this Standard is stated in its Scope, it is important to note that it remains theresponsibility of the users of the Standard to judge its suitability for their parti

44、cular purpose.UL Effective DateThis edition of the standard is now in effect.CSA Effective DateThe effective date for CSA will be announced through CSA informs.SDO ForewordsThe UL Foreword is no longer located within the UL Standard. The CSA Foreword is included as anSDO-specific page in the CSA ver

45、sion of this co-published standard. The current version of the ULForeword is located on ULStandardsInfoNet at: http:/ 27, 2005 C22.2 NO. 140.2-96 UL 984 4AUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULThis page intentionally left blank.APRIL

46、 27, 2005C22.2 NO. 140.2-96 UL 9844BUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULAPRIL 27, 2005 C22.2 NO. 140.2-96 UL 984 5No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION

47、 FROM ULThis page intentionally left blank.SEPTEMBER 23, 2005C22.2 NO. 140.2-96 UL 9846UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL1 Scope1.1 This Standard applies to hermetic refrigerant motor-compressors (hereinafter referred to asmotor-

48、compressors) rated 7200 V or less, for use in air-conditioning and refrigerating equipment thatcomply with the Standards applicable to such equipment.1.2 This Standard also applies to motor protection systems that may be provided withmotor-compressors.1.3 This Standard does not include additional re

49、quirements applicable to equipment designed for use inhazardous locations as defined in the National Electrical Code, ANSI/NFPA 70-1996, and the CanadianElectrical Code, Part I.1.4 The values given in SI (metric) units are the standard. The values given in parentheses are forinformation only.2 Definitions2.1 For the purpose of this Standard, the following definitions apply:Ambient compensated current overload protective device a current ov