1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL 1681 Wiring Device Congurations STANDARD FOR SAFETYUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM ULUL COPYRIGHTED MATERIAL NOT AUTHO
2、RIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL Standard for Safety for Wiring Device Congurations, UL 1681 Fourth Edition, Dated April 10, 2012 Summary of Topics This revision of ANSI/UL 1681 includes an updated title page to reect reaffirmation of ANSI approval. Text t
3、hat 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 any means, electronic, mechanical photocopy
4、ing, 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 will UL be liable for any special, inc
5、idental, 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 possibility of such damage. In no even
6、t 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, liability, damage, claim, or judgm
7、ent (including reasonable attorneys fees) resulting from any error or deviation introduced while purchaser is storing an electronic Standard on the purchasers computer system. JULY 15, 2016 UL 1681 tr1UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION
8、FROM UL JULY 15, 2016 UL 1681 tr2 No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL April 10, 2012 (Title Page Reprinted: July 15, 2016) 1 UL 1681 Standard for Wiring Device Congurations Prior to the rst edition, the congur
9、ations were published in the Standard for Attachment Plugs and Receptacles, UL 498. First Edition April, 1991 Second Edition April, 1996 Third Edition March, 2003 Fourth Edition April 10, 2012 This ANSI/UL Standard for Safety consists of the Fourth Edition including revisions through July 15, 2016.
10、The most recent designation of ANSI/UL 1681 as a Reaffirmed American National Standard (ANS) occurred on July 15, 2016. ANSI approval for a standard does not include the Cover Page, Transmittal Pages or Title Page. Comments or proposals for revisions on any part of the Standard may be submitted to U
11、L 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 of a Standard should be altered in any way. All of ULs Standards and a
12、ll copyrights, ownerships, and rights regarding those Standards shall remain the sole and exclusive property of UL. COPYRIGHT 2016 UNDERWRITERS LABORATORIES INC. ANSI/UL 1681-2012 (R2016)UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL APRIL
13、10, 2012 WIRING DEVICE CONFIGURATIONS - UL 1681 2 No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL CONTENTS INTRODUCTION 1 Scope .4 2 General 4 CONFIGURATIONS C1 Non-NEMA Plugs and Receptacles 5 C2 Alternate Shrouding Cong
14、urations .11 C3 Insulated Blade Prole for a 2-Pole, 2-Wire, 1A, 125 V AC Only Attachment Plug 14 APRIL 10, 2012 WIRING DEVICE CONFIGURATIONS - UL 1681 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL INTRODUCTION 1 Scope 1.1 These conguratio
15、ns cover attachment plugs, receptacles, cord connectors, some forms of current taps, and atiron and appliance plugs all for use in accordance with the National Electrical Code (NEC), ANSI/NFPA-70. 1.2 These congurations do not cover devices rated at more than 200 A or for more than 600 V. 1.3 This s
16、tandard does not cover devices having NEMA congurations in accordance with Wiring Devices Dimensional Specications, ANSI/NEMA WD6. 2 General 2.1 The information given in (a) (h) applies to each conguration in Sections C1 C3. a) All dimensions are in inches. b) Decimal dimensions without tolerances s
17、hall be subject to a 0.005 inch tolerance. c) Angular dimensions without tolerances shall be subject to a 1/2 degree tolerance. d) Where two values are given for the same dimension, the larger is the maximum value and the smaller the minimum value. e) Leading edges of plug blades shall be free of bu
18、rrs and sharp edges. f) A contour, face dimension, yoke construction, or mounting ears and dimensions for any receptacle construction that is shown depicts an acceptable construction; other constructions may also be acceptable if tested and found to be equivalent. g) A relationship of contact nibs,
19、recess of contacts, or internal construction in a receptacle that is shown depicts an acceptable construction; other constructions may also be acceptable if tested and found to be equivalent. h) Terminal Identication shall comply with the following: 1) The grounded terminal shall be identied in the
20、Figures by the letter W . 2) The grounding terminal shall be identied in the Figures by the letter G . 3) Other conductors need not be identied, but if they are, the letters X , Y , and Z shall be used for identication according to the following convention: i) Viewing the blade end of the plug and p
21、roceeding counter-clockwise, starting from the grounding blade (G), or in the absence of a grounding blade, the grounded blade (W), the terminals shall be marked in sequence X , Y , and Z . APRIL 10, 2012 WIRING DEVICE CONFIGURATIONS - UL 1681 4UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPR
22、ODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL ii) Viewing the face end of the receptacle and proceeding clockwise, starting from the grounding contact slot (G), or in the absence of a grounding contact slot, the grounded contact slot (W), the terminals shall be marked in sequence X , Y , and Z
23、 . CONFIGURATIONS C1 Non-NEMA Plugs and Receptacles This is generated text for gtxt. APRIL 10, 2012 WIRING DEVICE CONFIGURATIONS - UL 1681 5UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL This is generated text for gtxt. Figure C1.1 Hospital
24、 use only 2-pole, 3-wire grounding-type locking devices rated 20 A, 125 V APRIL 10, 2012 WIRING DEVICE CONFIGURATIONS - UL 1681 6UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL This is generated text for gtxt. Figure C1.2 3-pole, 3-wire nong
25、rounding-locking devices rated 20 A, 125/250 V APRIL 10, 2012 WIRING DEVICE CONFIGURATIONS - UL 1681 7UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL This is generated text for gtxt. Figure C1.3 3-pole, 3-wire nongrounding-locking devices ra
26、ted 30 A, 125/250 V APRIL 10, 2012 WIRING DEVICE CONFIGURATIONS - UL 1681 8UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL This is generated text for gtxt. Figure C1.4 4-pole, 4-wire nongrounding-locking devices rated 20 A, 120/208 V 3-phase
27、 wye APRIL 10, 2012 WIRING DEVICE CONFIGURATIONS - UL 1681 9UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL Figure C1.5 4-pole, 4-wire nongrounding-locking devices rated 30 A, 120/208 V 3-phase wye APRIL 10, 2012 WIRING DEVICE CONFIGURATIONS
28、 - UL 1681 10UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL C2 Alternate Shrouding Congurations This is generated text for gtxt. APRIL 10, 2012 WIRING DEVICE CONFIGURATIONS - UL 1681 11UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPR
29、ODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL Figure C2.1 Alternate shrouding conguration, male devices APRIL 10, 2012 WIRING DEVICE CONFIGURATIONS - UL 1681 12UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL Figure C2.2 Alternate shrou
30、ding conguration, female devices APRIL 10, 2012 WIRING DEVICE CONFIGURATIONS - UL 1681 13UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL C3 Insulated Blade Prole for a 2-Pole, 2-Wire, 1A, 125 V AC Only Attachment Plug This is generated text
31、for gtxt. APRIL 10, 2012 WIRING DEVICE CONFIGURATIONS - UL 1681 14UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL Figure C3.1 Solid blade with insulation material provided on minor plug blade of a 2-pole, 2-wire, non- polarized attachment pl
32、ug rated 1A, 125 V AC only Notes: 1. Blade thickness and location within an attachment plug shall comply with ANSI/NEMA WD6. 2. When both edges are provided with insulating material, each edge of insulating material shall be 0.0075 inches. 3. The overall thickness of the insulating material when app
33、lied to either or both blade edges shall not exceed the overall blade thickness of 0.260 inches along any area of the 0.170 inch maximum blade length. 4. Only permitted for non-polarized attachment plug blade construction. APRIL 10, 2012 WIRING DEVICE CONFIGURATIONS - UL 1681 15UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL APRIL 10, 2012 WIRING DEVICE CONFIGURATIONS - UL 1681 16 No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL
