1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL 588 Seasonal and Holiday Decorative Products STANDARD FOR SAFETYUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM ULUL COPYRIGHTED MATER
2、IAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL Standard for Safety for Seasonal and Holiday Decorative Products, UL 588 Nineteenth Edition, Dated October 26, 2015 Summary of Topics This revision was issued to incorporate the following changes: 1. Claricatio
3、n of the scope 2. Revision to the total length of decorative outt accessories 3. Revise 15.3 to reference the Lampholder Strain Relief Test 4. Addition of Supplement SD String Lights for All-Year Use The new and revised requirements are substantially in accordance with Proposal(s) on this subject da
4、ted May 19, 2017 and July 14, 2017. Text that has been changed in any manner or impacted by ULs electronic publishing system is marked with a vertical line in the margin. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form by a
5、ny 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 implied, including but not limited to, the implied warranties of merchantability or tness for any purpose. In no ev
6、ent 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 use of or the inability to use this Standard, even if UL or an authorized UL representative has been advised of
7、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 versions of ULs Standards for Safety agree to defend, indemnify, and hold UL harmless from and against any loss, e
8、xpense, 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 purchasers computer system. SEPTEMBER 15, 2017 UL 588 tr1UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER RE
9、PRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL SEPTEMBER 15, 2017 UL 588 tr2 No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL OCTOBER 26, 2015 (Title Page Reprinted: September 15, 2017) 1 UL 588 Standard for Seasona
10、l and Holiday Decorative Products The First through Seventeenth Editions were titled Christmas-Tree and Decorative-Lighting Outts. First Edition October, 1921 Second Edition December, 1921 Third Edition January, 1922 Fourth Edition March, 1922 Fifth Edition January, 1931 Sixth Edition June, 1934 Sev
11、enth Edition April, 1937 Eighth Edition May, 1941 Ninth Edition October, 1948 Tenth Edition February, 1961 Eleventh Edition January, 1966 Twelfth Edition November, 1969 Thirteenth Edition November, 1974 Fourteenth Edition April, 1980 Fifteenth Edition January, 1986 Sixteenth Edition October, 1990 Se
12、venteenth Edition January, 1996 Eighteenth Edition August, 2000 Nineteenth Edition October 26, 2015 This ANSI/UL Standard for Safety consists of the Nineteenth Edition including revisions through September 15, 2017. The most recent designation of ANSI/UL 588 as an American National Standard (ANSI) o
13、ccurred on September 15, 2017. ANSI approval for a standard does not include the Cover Page, Transmittal Pages, and Title Page. Comments or proposals 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 Coll
14、aborative Standards Development System (CSDS) at https:/. ULs Standards for Safety are copyrighted by UL. Neither a printed nor electronic copy 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
15、and exclusive property of UL. COPYRIGHT 2017 UNDERWRITERS LABORATORIES INC. ANSI/UL 588-2017UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL SEPTEMBER 15, 2017 SEASONAL AND HOLIDAY DECORATIVE PRODUCTS - UL 588 2 No Text on This PageUL COPYRIG
16、HTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL CONTENTS INTRODUCTION 1 Scope 11 2 Glossary 12 3 Components 17 4 Units of Measurement 17 5 References 17 CONSTRUCTION ALL PRODUCTS 6 General .18 7 Overcurrent Protection 19 8 Materials 30 9 Mechanical As
17、sembly 31 10 Enclosures .33 10.1 General .33 10.2 Metallic enclosures .33 10.3 Polymeric enclosures .34 11 Enclosure Openings .36 12 Accessibility of Live Parts 38 13 Supply Connections .38 13.1 General .38 13.2 Cords .40 13.3 Wiring devices .41 13.4 Polarization 45 13.5 Grounding .47 14 Terminals a
18、nd Conductive Parts 47 15 Strain Relief 48 16 Spacings 48 17 Splices 50 18 Class 2 Circuits .50 19 Switches .51 20 Printed Wiring Boards .51 21 Bushings 52 22 Lampholders .52 22.1 General .52 22.2 Series-connected .53 22.3 Parallel-connected 55 23 Lamps .56 24 Lamping .56 25 Fuseholders and Fused At
19、tachment Plugs .56 26 Devices Employing Insulation-Piercing Terminals .57 27 Outdoor-Use Products .57 SERIES-CONNECTED STRINGS 28 General 58 SEPTEMBER 15, 2017 SEASONAL AND HOLIDAY DECORATIVE PRODUCTS - UL 588 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT P
20、ERMISSION FROM UL PARALLEL-CONNECTED STRINGS 29 General 60 DECORATIVE LIGHTING HARNESSES 30 General 60 DECORATIVE OUTFITS 31 General 61 32 Motorized Devices 62 33 Light Sculptures 62 DIRECT PLUG-IN UNITS 34 General 63 ORNAMENTS 35 General 67 BATTERY OPERATED PRODUCTS 36 General 68 PERFORMANCE GENERA
21、L 37 Cheesecloth Indicators 69 38 Test Sequences 69 ALL PRODUCTS EXCEPT ORNAMENTS 39 General 70 40 Leakage Current Test .70 41 Leakage Current Following Humidity Conditioning 72 42 Input Test .72 43 Temperature Test .73 44 Mounting Position Test 78 45 Dielectric Voltage-Withstand Test .78 46 Strain
22、Relief Test .79 47 Wire Push-Back Relief Test 80 48 Abnormal Operation Test 80 49 Component Power Measurement Test .82 50 Downward Burning Rate Test 84 51 Conductivity of Decorative Parts Test .84 52 Routine Flexing Test 85 53 Slip-Ring Endurance Test 85 54 Temperature Tests for Devices Employing In
23、sulation-Piercing Terminals 85 54.1 General .85 54.2 Temperature test .86 SEPTEMBER 15, 2017 SEASONAL AND HOLIDAY DECORATIVE PRODUCTS - UL 588 4UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 54.3 Thermal cycling 87 54.4 Strain relief/termin
24、al temperature .87 55 Abnormal Tests for Controllers .88 55.1 General .88 55.2 Abnormal operation test .88 55.3 Overload test 89 56 Tests for Permanence of Cord Tag .89 56.1 General .89 56.2 Test conditions .89 56.3 Test method .90 PRODUCTS EMPLOYING POLYMERIC ENCLOSURES 57 General 91 58 Enclosure M
25、old Stress Relief Test 91 59 Drop Test 92 60 Impact Test 93 61 Cold Impact Test .95 62 Resistance to Crushing Test .96 63 Adhesive Test 96 PRODUCTS EMPLOYING OVERCURRENT PROTECTIVE DEVICES 64 General 97 65 Calibration Test .97 66 Fault Current Test 97 67 Fuseholder Temperature Test 98 68 Fuseholder
26、Crush Test 99 69 Fuseholder Cover Test .100 PRODUCTS EMPLOYING CORD-CONNECTED WIRING DEVICES OR POWER INLETS 70 General 100 71 Strain Relief Test 101 72 Reliability of Conductor Connections Test 101 73 Security of Blades Test .101 74 Security of Input Contacts Test 102 75 Security of Insulation Test
27、 102 76 Accessibility Test 102 PRODUCTS EMPLOYING SERIES-CONNECTED LAMPHOLDERS 77 General 103 78 Oven Test 103 79 Lampholder Strain Relief Tests 103 79.1 Lead pull test .103 79.2 Secureness of leads test .104 80 Secureness of Lampholder Contacts Test 105 81 Lampholder Millivolt Drop Test 106 82 Rope
28、 Strength Test 106 83 Crush Test .107 84 Cascade Lamp Burnout Simulation Test 107 SEPTEMBER 15, 2017 SEASONAL AND HOLIDAY DECORATIVE PRODUCTS - UL 588 5UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL PRODUCTS PROVIDED WITH SELF-SHORTING CONT
29、ACTS 85 Cascading Lamp Temperature Test 109 86 Cycling Test 110 87 Input Test .110 PRODUCTS INTENDED FOR OUTDOOR USE 88 General 110 89 Rain Test .111 90 Rain Test For Series-Connected Lighting Strings 114 91 Standing Water Immersion Test .116 92 Gasket Test 116 93 Gasket Adhesion Test 117 94 Ultravi
30、olet (UV) Light Exposure and Water Immersion Tests 117 94.1 General 117 94.2 UV conditioning .118 94.3 Water immersion 119 DECORATIVE LIGHTING STRINGS 95 Flexing Test .119 96 Decorative Lighting String Intended for Use on a Patio Umbrella 121 97 Temperature Test After Flexing 121 TREE STANDS 98 Gene
31、ral 122 99 Stability Test 122 100 Overow Test 123 DIRECT PLUG-IN UNITS 101 General .123 ELECTRONICALLY-OPERATED ORNAMENTS 102 General .123 103 Leakage Current Test .124 104 Temperature Test at 200 mA (Electronically-Operated) 124 105 Dielectric Voltage-Withstand Test .124 106 Enclosure Mold Stress R
32、elief Test 124 107 Strain Relief Test .125 108 Drop Test 125 109 High Current Abnormal Test .126 110 High Current Inrush Test 126 111 Series Cascade Burnout Test 127 112 Abnormal Operation Test 128 113 Voltage Drop Test 129 SEPTEMBER 15, 2017 SEASONAL AND HOLIDAY DECORATIVE PRODUCTS - UL 588 6UL COP
33、YRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL NON-ELECTRONICALLY-OPERATED ORNAMENTS 114 General .129 115 Temperature Test at 200 mA (Non-Electronically-Operated) .129 116 Cascade Lamp Burnout Simulation Test .130 MANUFACTURING AND PRODUCTION TES
34、TS 117 Production-Line Dielectric Voltage-Withstand Test 130 118 Lamping Test 131 119 Polarization Continuity Test 131 120 Grounding Continuity Test .131 RATINGS 121 Details 132 MARKINGS 122 General .133 123 Product Markings .134 124 Product/Cord Tag Markings 134 124.1 General .134 125 Cord Tag Mark
35、ings .135 125.1 General .135 125.2 Products employing replaceable fuses 136 125.3 Products employing lamps 136 125.4 Products employing load ttings .138 125.5 Products without load ttings 139 125.6 Decorative-lighting strings .140 125.7 Decorative outts 140 125.8 Tree stands .140 125.9 Ornaments 140
36、 125.10 Products employing batteries .140 125.11 Battery supply polarity identication .141 125.12 Bubble lights .141 125.13 Class 2 circuits .141 126 Carton/Stuffer Sheet/Product/Cord Tag Markings .141 126.1 General .141 126.2 Products employing power inlets .142 126.3 Products employing skeleton-ty
37、pe lampholders 142 126.4 Decorative-lighting strings .142 126.5 Ornaments 142 127 Carton Markings 143 127.1 General .143 INSTRUCTION MANUAL 128 General .143 129 Instructions Pertaining to the Risk of Fire, Electric Shock, or Injury to Persons .144 129.1 General .144 129.2 Decorative-lighting strings
38、, decorative outts, and ornaments 145 130 Use and Care Instructions .146 SEPTEMBER 15, 2017 SEASONAL AND HOLIDAY DECORATIVE PRODUCTS - UL 588 7UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 131 User Servicing Instructions 147 SUPPLEMENT SA
39、- SEASONAL-LIGHTING LAMPS INTRODUCTION SA1 Scope SA1 CONSTRUCTION SA2 Screw-Base Lamps SA1 SA2.1 General SA1 SA2.2 Lamps intended for parallel connection SA4 SA3 Bubble Lights .SA4 SA4 LED Lamps .SA5 SA5 Outdoor Use LED Lamps .SA5 PERFORMANCE LAMPS INTENDED FOR SERIES CONNECTION SA6 Maximum Lamp Wat
40、tage Test .SA6 LAMPS INTENDED FOR PARALLEL CONNECTION SA7 Lamp Screw Base Conformity Test SA9 SA8 Envelope-to-Base Securement Test .SA10 SA9 Lamp-Envelope Temperature Test SA11 BUBBLE LIGHTS SA10 General SA11 SA11 Identication Test SA12 PRODUCTION LINE TESTS SA12 General SA12 MARKINGS SA13 General S
41、A12 SUPPLEMENT SB - SEASONAL-LIGHTING LAMPHOLDERS INTRODUCTION SB1 Scope SB1 SEPTEMBER 15, 2017 SEASONAL AND HOLIDAY DECORATIVE PRODUCTS - UL 588 8UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL SB2 Glossary SB1 CONSTRUCTION SB3 General SB1
42、SB4 Depth of Lamp Base Cavity .SB3 SB5 Body Material .SB3 SB6 Metal Screw Shells SB4 SB7 Skeleton-Type Lampholders SB5 SB8 Insulation-Piercing Terminals SB6 SB9 Outdoor-Use Lampholders SB6 PERFORMANCE ALL LAMPHOLDERS SB10 General .SB7 SB11 Dielectric Voltage-Withstand Test .SB7 SB12 Mold Stress Reli
43、ef Test .SB7 SB13 Screwthread Conformity Test SB8 SB14 Mechanical Strength of Lampholder Threads Tests SB11 SB14.1 Pull test SB11 SB14.2 Torque test .SB11 SB15 Secureness of Leads Test SB12 SB16 Lead Pull Test SB13 SB17 Crush Test .SB14 SB18 Temperature Tests for Seasonal Lampholders with Insulation
44、-Piercing Terminals .SB15 SB18.1 General SB15 SB18.2 Temperature test .SB16 SB18.3 Thermal cycling .SB16 SB18.4 Strain relief/terminal temperature SB17 OUTDOOR-USE LAMPHOLDERS SB19 General SB17 SB20 Rain Test .SB18 SB21 Leakage Current Test SB21 SB22 Leakage Current Following Humidity Conditioning .
45、SB23 SB23 Ultraviolet (UV) Light Exposure and Water Immersion Tests SB23 SB23.1 General SB23 SB23.2 UV conditioning .SB24 SB23.3 Water immersion SB25 MARKINGS SB24 General SB25 SEPTEMBER 15, 2017 SEASONAL AND HOLIDAY DECORATIVE PRODUCTS - UL 588 9UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER RE
46、PRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL SUPPLEMENT SC - IN-LINE FUSEHOLDERS WITH INSULATION-PIERCING TERMINALS FOR SEASONAL PRODUCTS INTRODUCTION SC1 Scope SC1 CONSTRUCTION SC2 General SC1 PERFORMANCE SC3 General SC1 SC4 Temperature Tests for Devices Employing Insulation-Piercing Termi
47、nals .SC1 SC5 Drop Test SC1 SC6 Temperature Test .SC2 SC7 Dielectric Voltage-Withstand Test SC2 SC8 Calibration Test .SC2 SC9 Fault Current Test .SC2 SC10 Dielectric Voltage-Withstand Test (Repeated) SC3 SC11 Crush Test SC3 SC12 Abnormal Pin Protrusion Test SC3 SC13 Flexing Test .SC4 SC14 Dielectric
48、 Voltage-Withstand Test (Repeated) SC4 SC15 Temperature Test After Flexing SC4 SC16 Opening Force Test SC5 SC17 Strain Relief Test .SC5 SC18 Reliability of Conductor Connections Test .SC5 SC19 Security of Insulation Test .SC5 SC20 Fuseholder Cover Test SC6 SC21 Outdoor-Use In-Line Fuseholders SC6 SC
49、22 Tests for Permanence of Cord Tag .SC6 MANUFACTURING AND PRODUCTION-LINE TESTS SC23 Opening Force Test SC6 SC24 Open/Close Test .SC6 SC25 Abnormal Pin Protrusion Test SC7 MARKINGS SC26 General .SC7 SUPPLEMENT SD - STRING LIGHTS FOR ALL-YEAR USE INTRODUCTION SD1 Scope SD1 SEPTEMBER 15, 2017 SEASONAL AND HOLIDAY DECORATIVE PRODUCTS - UL 588 10UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL SD2 Denitions SD1 CONSTRUCTION SD3 Gene
