1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL 73 Motor-Operated AppliancesUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM ULUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRO
2、DUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL Standard for Safety for Motor-Operated Appliances, UL 73 Tenth Edition, Dated March 2, 2011 Summary of Topics Revision pages for ANSI/UL 73 have been issued to reect the latest ANSI approval and to include the following revisions that were propos
3、ed on July 13, 2012: Added new requirements for insect and rodent control appliances which generate ultraviolet (UV) radiation. Text that has been changed in any manner or impacted by ULs electronic publishing system is marked with a vertical line in the margin. Changes in requirements are marked wi
4、th a vertical line in the margin and are followed by an effective date note indicating the date of publication or the date on which the changed requirement becomes effective. The new requirements are substantially in accordance with Proposal(s) on this subject dated July 13, 2012. All rights reserve
5、d. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form by any means, electronic, mechanical photocopying, recording, or otherwise without prior permission of UL. UL provides this Standard as is without warranty of any kind, either expressed or impl
6、ied, including but not limited to, the implied warranties of merchantability or tness for any purpose. In no event will UL be liable for any special, incidental, consequential, indirect or similar damages, including loss of prots, lost savings, loss of data, or any other damages arising out of the u
7、se of or the inability to use this Standard, even if UL or an authorized UL representative has been advised of the possibility of such damage. In no event shall ULs liability for any damage ever exceed the price paid for this Standard, regardless of the form of the claim. Users of the electronic ver
8、sions of ULs Standards for Safety agree to defend, indemnify, and hold UL harmless from and against any loss, expense, liability, damage, claim, or judgment (including reasonable attorneys fees) resulting from any error or deviation introduced while purchaser is storing an electronic Standard on the
9、 purchasers computer system. The 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 note following the affected item. The prior text for requirements that have
10、been revised and that have a future effective date are located after the Standard, and are preceded by a SUPERSEDED REQUIREMENTS notice. The following table lists ULs future effective date with the corresponding references. SEPTEMBER 18, 2012 UL 73 tr1UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTH
11、ER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL Future effective date References September 1, 2011 12.2.2.5, 12.2.2.6, and 12.3.1.1 SEPTEMBER 18, 2012 UL 73 tr2UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL MARCH 2, 2011 (Title P
12、age Reprinted: September 18, 2012) 1 UL 73 Standard for Motor-Operated Appliances First Edition April, 1937 Second Edition April, 1958 Third Edition December, 1960 Fourth Edition February, 1967 Fifth Edition January, 1972 Sixth Edition August, 1978 Seventh Edition September, 1986 Eighth Edition Apri
13、l, 1993 Ninth Edition December, 2004 Tenth Edition March 2, 2011 This ANSI/UL Standard for Safety consists of the Tenth Edition including revisions through September 18, 2012. The most recent designation of ANSI/UL 73 as an American National Standard (ANSI) occurred on September 18, 2012. ANSI appro
14、val for a standard does not include the Cover Page, Transmittal Pages, Title Page, or effective date information. The Department of Defense (DoD) has adopted UL 73 on May 11, 1976. The publication of revised pages or a new edition of this Standard will not invalidate the DoD adoption. Comments or pr
15、oposals for revisions on any part of the Standard may be submitted to UL at any time. Proposals should be submitted via a Proposal Request in ULs On-Line Collaborative Standards Development System (CSDS) at http:/. ULs Standards for Safety are copyrighted by UL. Neither a printed nor electronic copy
16、 of a Standard should be altered in any way. All of ULs Standards and all copyrights, ownerships, and rights regarding those Standards shall remain the sole and exclusive property of UL. COPYRIGHT 2012 UNDERWRITERS LABORATORIES INC. ANSI/UL 73-2012UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER R
17、EPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL SEPTEMBER 18, 2012 MOTOR-OPERATED APPLIANCES - UL 73 2 No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL CONTENTS INTRODUCTION 1 Scope 6A 2 Glossary 6B 3 Units of Measu
18、rement 10 4 References 10 CONSTRUCTION 5 General .10 6 Components 10 6.1 General 10 6.2 Attachment plugs, receptacles, connectors, and terminals 11 6.3 Batteries and battery chargers 13 6.4 Boxes and raceways .13 6.5 Capacitors and lters 14 6.6 Controls 14 6.7 Cords, cables, and internal wiring .17
19、6.8 Cord reels 18 6.9 Film-coated wire (magnet wire) 18 6.10 Gaskets and seals .18 6.11 Ground-fault, arc-fault, and leakage current detectors/interrupters 18 6.12 Heaters and heating elements .19 6.13 Insulation systems 19 6.14 Light sources and associated components 19 6.15 Marking and labeling sy
20、stems 20 6.16 Motors and motor overload protection .20 6.17 Overcurrent protection 23 6.18 Polymeric materials and enclosures 23 6.19 Power supplies .24 6.20 Printed wiring boards .24 6.21 Semiconductors and small electronic components 25 6.22 Supplemental insulation, insulating bushings, and assemb
21、ly aids .26 6.23 Switches 26 6.24 Transformers 27 6.25 Valves (electrically operated) and solenoids .28 6.26 Video and audio components 28 7 Frame and Enclosure 29 8 Adhesives Used to Secure Parts .33 9 Mechanical Assembly 33 10 Protection Against Corrosion .34 11 Accessibility of Uninsulated Live P
22、arts and Film-Coated Wire 34 12 Supply Connections .39 12.1 General .39 12.2 Cord-connected appliances 39 12.3 Permanently connected appliances .46 13 Current-Carrying Parts 48 14 Electrical Insulation .48 15 Internal Wiring 48A 15.1 Mechanical protection .48A SEPTEMBER 18, 2012 MOTOR-OPERATED APPLI
23、ANCES - UL 73 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 15.2 Splices and connections 49 16 Tabs Used in Electrical Quick-Connect Terminals .50 16.1 General .50 16.2 Material requirements .50 16.3 Dimensional requirements .50 17 Separa
24、tion of Circuits .55 18 Capacitors .56 19 Grounding .56 19.1 General .56 19.2 Grounding identication .58 20 Heating Elements .58 21 Lampholders .59 21A Lamps that Emit Ultraviolet (UV) Radiation .59 22 Motors .59 22.1 Construction .59 22.2 Brush wear out .60 22.3 Overload protection .60 22.4 Insulat
25、ion systems 62 23 Overload- or Thermal-Protective Devices 63 24 Arc-Fault, and Leakage Current Detectors / Interrupters .64 25 Receptacles 64 26 Switches and Controls .65 27 Controls End Product Test Parameters 66 27.1 General .66 27.2 Auxiliary controls .66 27.3 Operating controls (regulating contr
26、ols) .66 27.4 Protective controls (limiting controls) 68 27.5 Controls using a temperature sensing device 69 28 Spacings 70 29 Spacings On Printed Wiring Boards .71 30 Components Used in Automatic Solar Cleaning Systems 72 31 Flooding of Live Parts .73 PROTECTION AGAINST INJURY TO PERSONS 32 General
27、 74 33 Sharp Edges .74 34 Enclosures and Guards 75 35 Materials .76 36 Rotating or Moving Members .76 37 Parts Subject to Pressure 77 38 Pressure-Relief Devices .79 39 Switches, Controls, and Interlocks 80 40 Specic Appliances 80A 40.1 Self-propelled appliance .80A 40.2 Recessed ultrasonic cleaner 8
28、0A 41 Stability 80A 41A Protection from Overexposure to Ultraviolet (UV) Radiation .80B SEPTEMBER 18, 2012 MOTOR-OPERATED APPLIANCES - UL 73 4UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL PERFORMANCE 42 Leakage Current Test .81 43 Leakage
29、Current Test Following Humidity Conditioning 84 44 Starting Current Test 85 45 Input Test 85 46 Temperature Tests 86 46.1 General .86 46.2 Maximum normal load 89 47 Surface Temperature Tests 89 47.1 Exterior surfaces .89 47.2 Contact surfaces .90 48 Dielectric Voltage-Withstand Test .90 49 Continuou
30、s Operation Test .91 50 Resistance-to-Moisture Test 92 50.1 Water spray test .92 50.2 Flooding of live parts .95 50.3 Automatic solar panel cleaning systems ooding overow test .95 50.4 Flooding overow test for recessed ultrasonic cleaners .96 50.5 Flooding immersion test for recessed ultrasonic clea
31、ners 96 51 Tests on Switches and Controls 97 52 Puncture Test for Recessed Ultrasonic Cleaners .97 53 Strain-Relief Test .98 54 Abnormal Operation Test 98 54.1 General .98 54.2 Electronic components 99 55 Abnormal Operation Tests for Recessed Ultrasonic Cleaners 99 55.1 General .99 55.2 Electronic c
32、omponents .100 55.3 Dry operation test .100 55A Rechargeable and Automatic Flashlights and Lanterns 100 56 Radiation Test .100A 57 Ozone Test 100A 58 Operational Test .101 59 Permanence of Marking Test 101 60 Permanence of Cord Tag Test 102 60.1 General 102 61 Solenoids .103 62 General Purpose Trans
33、formers 104 62.1 General 104 62.2 Voltage measurement test .104 62.3 Overload test .104 62.4 Repeated dielectric voltage-withstand test 105 63 Thermoplastic Motor Insulation Systems 105 63.1 General 105 63.2 Abnormal conditioning .105 63.3 Overload-burnout conditioning 106 63.4 Thermal aging 106 64
34、Electrically Operated Valves (Class 2) for Use in Automatic Solar Panel Cleaning Systems .108 64.1 Torque test .108 64.2 Hydrostatic strength test .108 64.3 Burnout test 109 65 Interlock System Endurance Test Recessed Ultrasonic Cleaners 109 SEPTEMBER 18, 2012 MOTOR-OPERATED APPLIANCES - UL 73 5UL C
35、OPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 66 Polymeric Enclosure Mechanical Resistance Recessed Ultrasonic Cleaners 110 66.1 Crushing resistance test .110 66.2 Resistance to impact test 110 66A Ultraviolet Irradiance Test .110 MANUFACTURIN
36、G AND PRODUCTION TESTS 67 Dielectric Voltage-Withstand Test 110A 68 Grounding Continuity Test 112 RATING 69 Details .112 MARKING 70 Details .113 70.1 General 113 70.2 Permanently connected appliances 116 70.3 Cord-connected appliances .117 70.4 Carbonators 117 70.5 Insect-exterminating appliances .1
37、17 70.6 Outdoor use insect and rodent control equipment .118 70.7 Components 118 70.8 Outdoor-use appliance .118 70.9 Double-insulated appliances 118 70.10 Rechargeable and automatic ashlights and lanterns 118A 70.11 Markings for insect and rodent-control equipment which emit ultraviolet (UV) radiat
38、ion .118A INSTRUCTION MANUAL 71 General 119 72 Instructions pertaining to risk of re, electric shock, or injury to persons 120 73 Installation instructions .122 74 Operating instructions 126 74.5 Rechargeable and automatic ashlights and lanterns 126 75 User-Maintenance Instructions 126 75A Instructi
39、ons for Insect and Rodent-Control Equipment Generating Ultraviolet Radiation . .126A PROTECTION FROM CONTAMINATION 76 Scope .126A 77 Construction .126A 78 Performance 127 79 Marking 127 DIRECT PLUG-IN INSECT AND RODENT CONTROL APPLIANCES 80 General 127 81 Construction 128 82 Performance 133 83 Marki
40、ngs .133 SEPTEMBER 18, 2012 MOTOR-OPERATED APPLIANCES - UL 73 6UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL INTRODUCTION 1 Scope 1.1 These requirements cover motor-operated appliances to be employed in accordance with the National Electri
41、cal Code, NFPA 70. 1.2 These requirements also cover small utilization appliances, such as vibrators in which motion of an operating part is produced by electrical means. 1.3 These requirements do not cover appliances rated more than 600 V; nor do they cover appliances involving universal motors rat
42、ed more than 250 V. 1.4 These requirements do not cover equipment intended particularly for the control of electric motors; separator motors; nor electric clocks, fans, clothes dryers, washing machines, hair dryers, tools, waste disposers, dishwashers, office appliances and business equipment, refri
43、gerators, air conditioners, vending and amusement machines, hair clippers and shavers, snow movers, automotive and garage equipment, or other motor-operated appliances that are covered by individual requirements. 1.5 An appliance that utilizes some other source of energy, such as gas or steam, in ad
44、dition to electric energy will be investigated under these requirements and under such additional requirements as are applicable to the appliance under consideration. 1.6 Manually operated die-cutting machines without electrical parts need only comply with the following applicable requirements. Indu
45、strial machines of this type are not addressed by these requirements. a) Protection Against Injury to Persons Sections 32 36 and 41; b) Performance Section 58; c) Markings 70.1 (excluding electrical rating); and d) Instruction Manual Section 71. 1.7 Insect and rodent-control equipment generating ult
46、raviolet (UV) radiation are intended for use in accordance with the Code of Federal Regulations, the Performance Standards for Light-Emitting Products, 21 CFR, Part 1040, Chapter 1, Subchapter J. 1.7 added September 18, 2012 SEPTEMBER 18, 2012 MOTOR-OPERATED APPLIANCES - UL 73 6AUL COPYRIGHTED MATER
47、IAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 2 Glossary 2.1 For the purpose of this standard the following denitions apply. 2.2 APPLIANCE COUPLER A single-outlet, female contact device for attachment to a exible cord as part of a detachable power-supply cord
48、 to be connected to an appliance inlet (motor attachment plug). 2.3 APPLIANCE INLET (MOTOR ATTACHMENT PLUG) A male contact device mounted on an end product appliance to provide an integral blade conguration for the connection of an appliance coupler or cord connector. 2.4 APPLIANCE (FLATIRON) PLUG A
49、n appliance coupler type of device having a cord guard and a slot conguration specied for use with heating or cooking appliances. 2.5 AUTOMATIC SOLAR PANEL CLEANING SYSTEM a household or commercial, outdoor use cleaning system primarily comprised of an irrigation controller, motor-operated water pump, electrically operated zone valves, and water nozzles. The system is intended to be hose-connected to a water supply rated less than 100 psig, and the water nozzles and associat
