1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL 1286 Office FurnishingsUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM ULUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTI
2、ON OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL Standard for Safety for Office Furnishings, UL 1286 Fifth Edition, Dated August 28, 2008 SUMMARY OF TOPICS This revision of ANSI/UL 1286 is being issued to update the UL effective date information. No changes in requirements are involved. Text that ha
3、s 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 with 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 chan
4、ged requirement becomes effective. The revised requirements are substantially in accordance with Proposal(s) on this subject dated March 28, 2014 and June 27, 2014. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form by any mea
5、ns, 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 event wi
6、ll 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 the po
7、ssibility 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, expense
8、, 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. The requirements in this Standard are now in effect, except for those paragraphs, sectio
9、ns, 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 been revised and that have a future effective date are located after the Standard, and are preceded by a SUPERSEDED R
10、EQUIREMENTS notice. The following table lists the future effective dates with the corresponding item. FEBRUARY 17, 2015 UL 1286 tr1UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL Future Effective Date References August 17, 2016 1.5, 19.1.6,
11、Figure 19.1, 33.1.1, 33.1.2, Table 33.2, Table 33.3, and Supplement SB FEBRUARY 17, 2015 UL 1286 tr2UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL AUGUST 28, 2008 (Title Page Reprinted: February 17, 2015) 1 UL 1286 Standard for Office Furni
12、shings First Edition September, 1984 Second Edition April, 1988 Third Edition April, 1993 Fourth Edition October, 1999 Fifth Edition August 28, 2008 This ANSI/UL Standard for Safety consists of the Fifth Edition, including revisions through October 2, 2014. The most recent designation of ANSI/UL 128
13、6 as an American National Standard (ANSI) occurred on October 2, 2014. ANSI approval for a standard does not include the Cover Page, Transmittal Pages, Title Page, or effective date information. Comments or proposals for revisions on any part of the Standard may be submitted to UL at any time. Propo
14、sals 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 of a Standard should be altered in any way. All of ULs Standards and all copyrights, owner
15、ships, and rights regarding those Standards shall remain the sole and exclusive property of UL. COPYRIGHT 2015 UNDERWRITERS LABORATORIES INC. ANSI/UL 1286-2014UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL OCTOBER 2, 2014 OFFICE FURNISHINGS
16、 - UL 1286 2 No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL CONTENTS INTRODUCTION 1 Scope .6 2 Glossary .6 3 Components .10B 4 General .11 4.1 Units of measurement 11 4.2 References .11 CONSTRUCTION 5 General .11 6 Acces
17、sibility of Electrical Component Parts 12A 7 Accessories .13 ELECTRICAL CONSTRUCTION 8 Raceways of Metallic Materials 14 9 Raceways of Polymeric Material .16 10 Contacts .16 11 Power-Supply Connections 17 11.1 General .17 11.2 Permanently connected systems .18 11.3 Cord-connected systems 20 12 Inter
18、nal Wiring 20 13 Grounding .22 14 Electrical Connecting Assemblies 22A 14.1 Unit-to-unit, pass-through-unit, and top- and base-feed electrical connecting assemblies .22A 14.2 System Jumpers .25 14.3 Mating connectors 26 14.4 Convenience outlets 27 15 Strain Relief 29 16 Bushings 29 17 Spacings 29 18
19、 Office Furnishing Lighting Units .30 STRUCTURAL CONSTRUCTION 19 Mechanical Assembly .30 19.1 General .30 19.2 Panels .30A 19.3 Fabric Partitions 30B 19.4 Cord channels 30B 19.5 Raceway 31 19.6 Mechanical connectors 31 19.7 Glass panels 31 19.8 Protection against corrosion .32 19.9 Flammability of m
20、aterials 32 19.10 Table systems .32A OCTOBER 2, 2014 OFFICE FURNISHINGS - UL 1286 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 19.11 Monitor arms 32A 19.12 Video displays .32A ELECTRICAL PERFORMANCE 20 Grounding-Impedance Test .32C 21 Di
21、electric Voltage-Withstand Test 34A 22 Temperature Test .35 22.1 Accessories .35 22.2 Lighting attachments 36 23 Overload and Endurance Tests .36 24 Strength of Enclosure Tests 36 24.1 Impact test all enclosures 36 24.2 Impact test furnishing-supporting enclosures .37 24.3 Compression test .37 24.4
22、Deection test .38 24.5 Mold-stress test 38 24.6 Snap-t cover 39 25 Tightening Torque Test 39 26 Electrical Connecting Assemblies Test 39 27 Strain-Relief Tests 41 27.1 General .41 27.2 Top- and base-feed connections .41 27.3 Unit-to-unit and pass-through-unit electrical connections 42 28 Conductor S
23、ecureness Test 42 29 Mating Connector Separation Tests .43 30 Spill Test 43 30.1 Procedure .43 30.2 Spill test dielectric voltage-withstand test 46 31 Knockout Test 46 STRUCTURAL PERFORMANCE 32 General 46A 33 Functional and Proof Load Tests 46B 34 Panel Systems with Cross-Members Over Walkways .48 3
24、4A Video Display Mounting System Tests .48 34A.1 Cycling test for articulating video mounts 48 34A.2 Proof load securement test .48B 35 Glass Panel Tests 49 35.1 Impact 49 35.2 Retention 49 36 Mechanical Connector Tests .49 36.1 Conditioning .49 36.2 Flexing 50 37 Resistance to Corrosion Test .51 MA
25、RKINGS 38 Details .51 39 Installation and Operating Instructions .55 SEPTEMBER 19, 2013 OFFICE FURNISHINGS - UL 1286 4UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL MANUFACTURING AND PRODUCTION LINE TESTS 40 Grounding Continuity Test .57 41
26、 Dielectric Voltage-Withstand Test .57 SUPPLEMENT SA - MODULAR PRE-WIRED OFFICE FURNISHING FLOOR RACEWAY SYSTEMS INTRODUCTION SA1 Scope SA1 SA2 Glossary SA1 CONSTRUCTION SA3 Accessible Routes .SA2 SA3.1 Reduction of trip hazard SA2 SA3.2 Slip resistance of oor surface materials .SA2 SA4 Mounting .SA
27、3 SA5 Materials .SA3 SA6 Wiring Devices SA4 SA7 Electrical Continuity SA4 SA8 Grounding and Bonding SA4 SA9 Raceways of Metallic Materials SA5 SA10 Raceways of Polymeric Materials .SA6 SA11 Accessibility of Parts SA6 SA12 Conductor Fill Requirements .SA7 SA13 Mechanical Assembly .SA7 SA14 Corrosion
28、Protection SA8 SA14.1 General .SA8 SA14.2 Zinc coatings SA8 SA14.3 Nonmetallic coatings .SA9 SA15 Power-Supply Connections .SA10 SA16 Mating Connectors SA10 SA17 Convenience Receptacles SA11 SA18 Outlet Boxes for Use with Pre-Wired Office Furnishing Raceway Wiring Systems .SA11 SA19 Gaskets and Seal
29、s SA12 SA20 Cover Plates SA12 PERFORMANCE SA21 Electrical Resistance Test SA12 SA21.1 Individual pieces SA12 SA21.2 Across joints .SA13 SA22 Crush Resistance .SA13 SA23 Deection Test SA14 SA24 Resistance to Vertical Impact .SA14 SA25 Resistance to Horizontal Impact .SA15 SA26 Temperature Test .SA16
30、SA27 Mold-Stress Test SA18 SA28 Conductor Secureness Test SA18 SEPTEMBER 19, 2013 OFFICE FURNISHINGS - UL 1286 4AUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL SA29 Mating Connector Separation Tests SA19 SA30 Fault Current Test .SA19 SA31 R
31、eceptacle Secureness Test SA21 SA32 Air-Circulating Oven Conditioning Test for Gaskets and Seals SA21 SA33 Water Exclusion Test SA21 SA34 Volume Measurement of Raceways .SA22 MARKING AND INSTALLATION INSTRUCTIONS SA35 Details .SA23 SUPPLEMENT SB - OFFICE FURNISHING SYSTEMS MOUNTED TO BUILDING STRUCT
32、URES INTRODUCTION SB1 Scope SB1 SB2 Glossary SB1 CONSTRUCTION SB3 General SB1 SB4 Flammability of Materials .SB2 PERFORMANCE SB5 Mechanical Tests SB2 SB5.1 Mold stress test .SB2 SB5.2 Adhesive test .SB3 SB5.3 Mounting securement test SB3 SB6 Common Building Materials and Building Surface Arrangement
33、s SB4 MARKINGS AND INSTALLATION INSTRUCTIONS SB7 Details .SB5 SB8 Installation Instructions .SB5 FEBRUARY 17, 2015 OFFICE FURNISHINGS - UL 1286 4BUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL APPENDIX A Standards for ComponentsA1 AUGUST 28
34、, 2008 OFFICE FURNISHINGS - UL 1286 5UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL INTRODUCTION 1 Scope 1.1 These requirements cover office furnishing panels, study carrels, work stations, and pedestal-style systems that form an office fur
35、nishing system in accordance with the National Electrical Code, ANSI/NFPA 70. These are able to be provided with an electrical distribution system, including switches, convenience outlets, and channels for routing communication cables within system components separate from electrical raceways. Offic
36、e furnishing systems include ling cabinets, desks, work surfaces, shelves, storage units, and similar items that have a particular electrical or mechanical function unique to an office furnishing system. 1.1 revised September 29, 2011 1.2 These requirements also cover lighting units intended to be m
37、echanically attached to particular components within an individual device or office furnishing system. 1.3 These requirements also cover modular pre-wired office furnishing raceway wiring systems. 1.3 added September 29, 2009 1.4 These requirements do not cover panels that are intended to penetrate
38、the ceiling, or that are used to support the building structure. 1.4 revised September 29, 2009 1.5 These requirements also cover office furnishing systems intended for mounting to building structures for stability or support. Added 1.5 effective August 17, 2016 2 Glossary 2.1 For the purposes of th
39、is Standard the following denitions apply. 2.2 ACCESSIBLE PART A part located so that it is capable of being contacted by a person, either directly or as determined using the probe illustrated in Figure 10.1. 2.3 ACCESSORY An electrical component that is intended to be attached in the eld or to be s
40、hipped separately; for example, a raceway, a top- or base-feed, a xture, or similar component. 2.4 BRANCH CIRCUIT The circuit conductors between the nal overcurrent device protecting the circuit and the outlet(s). Added 2.4 effective February 28, 2013 2.5 BRANCH CIRCUIT, MULTIWIRE A branch circuit t
41、hat consists of two or more ungrounded conductors that have a voltage between them, and a grounded conductor that has equal voltage between it and each ungrounded conductor of the circuit and that is connected to the neutral or grounded conductor of the system. Added 2.5 effective February 28, 2013
42、2.6 CHANNEL A passage intended for the routing and holding of communication wiring, low-voltage wiring, and wiring having functional insulation plus a layer of supplementary insulation. A channel is not required to provide mechanical protection, and is not evaluated as a raceway. FEBRUARY 17, 2015 O
43、FFICE FURNISHINGS - UL 1286 6UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 2.7 CLASS 2 CIRCUIT A circuit having power and voltage limitations as dened in the National Electrical Code, ANSI/NFPA 70, Article 725. To determine whether a circu
44、it is within Class 2 limits, measurements shall be made in accordance with the Standard for Class 2 and Class 3 Transformers, UL 1585, or the Standard for Class 2 Power Units, UL 1310. 2.8 Deleted September 29, 2011 2.9 CONNECTOR, UNIT-TO-UNIT MECHANICAL An assembly that is used to connect two or mo
45、re adjacent units for the purpose of providing mechanical support between the units. 2.9.1 CORD CONNECTOR (convenience outlet) A female contact device that is wired or molded on exible cord and intended to be installed as part of an office furnishing wiring system to supply current to utilization eq
46、uipment. 2.9.1 added May 22, 2009 2.9.2 CONVENIENCE OUTLET A female connector of one of the congurations covered in the Standard for Wiring Devices Dimensional Requirements, ANSI/NEMA WD6 that is provided for the connection of a small appliance, a work light, or similar product. 2.9.2 added May 22,
47、2009 2.10 CORE That portion of an office furnishing structural unit from one outside surface to its opposite outside surface, excluding decorative trim, electrical hardware, and mechanical supporting feet or glides. 2.10.1 ELECTRICAL CONNECTING ASSEMBLY TYPES: BASE FEED An electrical raceway assembl
48、y that contains supply conductors used to provide electrical power from a branch-circuit electrical supply located in the oor, column or wall of the building structure to the base of the office furnishing starter unit. PASS-THROUGH UNIT An electrical raceway assembly without any means for connection
49、 of utilization equipment. Used to pass electrical power through a unit. TOP FEED An electrical raceway assembly that contains the electrical supply conductors used to provide electrical power from a branch-circuit electrical supply located in the ceiling or wall of the building structure to the office furnishing starter unit. UNIT-TO-UNIT An electrical raceway assembly that is used to electrically interconnect two adjacent mechanically connected units. SYSTEMS JUMPER An electr
