ANSI NEMA C136.9-2003 For Roadway and Area Lighting Equipment C Socket Support Assemblies for Metal Heads C Mechanical Interchangeability.pdf

1、NEMA Standards PublicationNational Electrical Manufacturers AssociationANSI C136.9-2003 (R2012)For Roadway and Area Lighting Equipment Socket Support Assemblies for Metal Heads Mechanical Interchangeability Copyright 2012 by National Electrical Manufacturers Association ANSI C136.9-2003 (R2012) Amer

2、ican National Standard For Roadway and Area Lighting Equipment Socket Support Assemblies for Metal Heads Mechanical Interchangeability Secretariat: National Electrical Manufacturers Association Approved June 10, 2011 Reaffirmed August 14, 2012 Published August 21, 2012 American National Standards In

3、stitute, Inc. C136.9-2003 (R2012) Page ii Copyright 2012 by National Electrical Manufacturers Association NOTICE AND DISCLAIMER The information in this publication was considered technically sound by the consensus of persons engaged in the development and approval of the document at the time it was

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19、 Association 1300 North 17th Street, Rosslyn, VA 22209 Copyright 2012 by National Electrical Manufacturers Association All rights reserved including translation into other languages, reserved under the Universal Copyright Convention, the Berne Convention for the Protection of Literary and Artistic W

20、orks, and the International and Pan American Copyright Conventions. No part of this publication may be reproduced in any form, in an electronic retrieval system or otherwise, and without the prior written permission of the publisher. Printed in the United States of America. C136.9-2003 (R2012) Page

21、iv Copyright 2012 by National Electrical Manufacturers Association TABLE OF CONTENTS 1 SCOPE 1 2 NORMATIVE REFERENCES . 1 3 GENERAL . 1 3.1 Ballast and Multiple Socket Support Assemblies for ANSI C136.6 Metal Heads . 1 3.2 Multiple Socket and Support Assemblies for ANSI C136.6 Metal Heads 1 3.3 Meas

22、urements to the Center of the Socket 1 3.4 Guarding Electrically Energized Parts 2 4 SOCKETS . 2 5 SOCKET SUPPORTS 2 C136.9-2003 (R2012) Page 1 Copyright 2012 by National Electrical Manufacturers Association 1 SCOPE 1.1 This standard covers the following equipment for use in metal heads that are in

23、accordance with the latest revision of ANSI C136.6: a) High-intensity discharge lamp ballast and socket assemblies in accordance with Figure 1. b) Mogul and medium multiple incandescent lamp socket and support assemblies in accordance with Figure 2. 1.2 The purpose of this standard is to permit mech

24、anical interchangeability of the socket support assemblies. 2 NORMATIVE REFERENCES This standard incorporates by undated reference provisions from other publications. These normative references are cited at the appropriate places in the text, and the publications are listed below. For undated refere

25、nces, the latest edition of the publication referred to applies (including amendments). ANSI C136.6-1997 American National Standard for Roadway and Area Lighting Equipment Metal Heads and Reflector Assemblies Mechanical and Optical Interchangeability. ANSI C136.11-1995 American National Standard for

26、 Roadway and Area Lighting Equipment Multiple Sockets. 3 GENERAL 3.1 Ballast and Multiple Socket Support Assemblies for ANSI C136.6 Metal Heads 3.1.1 Dimensions of the ballast and the socket assemblies shall be in accordance with Figure 1. 3.1.2 The outside contour of the ballast shall fit within th

27、e heads meeting the requirements of ANSI C136.6. 3.1.3 Access for a 12.7 mm (.5 in.) bit screwdriver for installation or removal of the ballast shall be provided. 3.1.4 An adequate path for wiring and access for making electrical connections shall be maintained. 3.2 Multiple Socket and Support Assem

28、blies for ANSI C136.6 Metal Heads Dimensions of incandescent socket and support assemblies shall be in accordance with Figure 2. 3.3 Measurements to the Center of the Socket Measurements to the center of the socket shall be made with the center contact depressed. C136.9-2003 (R2012) Page 2 Copyright

29、 2012 by National Electrical Manufacturers Association 3.4 Guarding Electrically Energized Parts Parts that may be electrically energized shall be guarded to prevent accidental contact with parts that may be grounded by design or accident during installation or maintenance of the reflector and lamp.

30、 4 SOCKETS Sockets shall conform to ANSI C136.11. 5 SOCKET SUPPORTS 5.1 Support bracket materials or protective coatings shall individually and as a system be resistant to atmospheric conditions, including the corrosive and erosive action of conditions of service encountered in industrial and seaboa

31、rd areas. 5.2 Socket supports shall be designed so that they can be removed from the head by loosening, but not removing, the mounting screws. See Figures 1 and 2. 1 3 1 . 8 m m(5 . 1 8 7 5 i n )1 0 5 . 5 m m(4 . 1 5 4 i n )1 1 6 . 7 m m(4 . 5 9 6 i n )E n t ra n ce w i d t h o f sl o t m a y v a ry

32、 f ro m sha p e s sho w n .T o l e ra n ces a p p l y a tS e a t i n g p o i n t s o n l y .7 . 0 m m (. 2 7 5 i n ) m a x5 . 6 m m (. 2 2 0 i n ) m i n8 2 . 6 m m(3 . 2 5 i n )m a x4 . 8 m m. 1 8 7 5 i nm a xC e n t e r co n t a ctd e p r e ss e d1 6 8 . 3 3 . 2 m m(6 . 6 2 5 . 1 2 5 i n )S o ck e

33、t t o b e cen t e re dW i t h re sp e ct t o m o u n t i n gL o cat i o n i n h e a d a ss e m b l y .M o u n t i n gp l a t e1 3 1 . 8 m m(5 . 1 8 7 5 i n )m a x1 1 6 . 7 m m(4 . 5 9 6 i n )m i n7 . 0 m m (. 2 7 5 i n ) m a x5 . 6 m m (. 2 2 0 i n ) m i n1 0 5 . 5 m m(4 . 1 5 4 i n )m a xN o p o rt

34、 i o n o f b a l l a st o rH a rd w a re t o e xt e n dB e y o n d t h e se l i m i t s .M o g u l b a se f o r 1 2 7 m m (5 i n )C e n t e r l e n g t h , h i g h - i n t e n si t yD i sc h a rg e l a m p i n cl a ss AR e f l e ct o r.Figure 1 BALLAST AND MULTIPLE SOCKET SUPPORT ASSEMBLIES FOR ANSI

35、 C136.6 METAL HEADS C136.9-2003 (R2012) Page 3 Copyright 2012 by National Electrical Manufacturers Association 1 3 1 . 8 m m(5 . 1 8 7 5 i n )1 0 5 . 5 m m(4 . 1 5 4 i n )1 1 6 . 7 m m(4 . 5 9 6 i n )E n t ra n ce w i d t h o f sl o t m a y v a ry f ro m sha p e s sho w n .T o l e ra n ces a p p l y

36、 a tS e a t i n g p o i n t s o n l y .7 . 0 m m (. 2 7 5 i n ) m a x5 . 6 m m (. 2 2 0 i n ) m i nC e n t e r co n t a ctd e p r e ss e dA 3 . 2 m m(A . 1 2 5 i n )S o ck e t1 3 1 . 8 m m(5 . 1 8 7 5 i n )m a x1 1 6 . 7 m m(4 . 5 9 6 i n )m i n7 . 0 m m (. 2 7 5 i n ) m a x5 . 6 m m (. 2 2 0 i n )

37、m i n1 0 5 . 5 m m(4 . 1 5 4 i n )m a xT y p i ca lco n str u cti o n sDimension A mm (in.) Light center length lamp mm (in.) Socket type Reflector class 27.525 (2.125) 241.3 (9.5) Mogul A 117.475 (4.625) 177.8 (7) Mogul A 117.475 (4.625) 136.525 (5.375) Mogul B 120.65 (4.75) 133.35 (5.25) Medium B

38、161.925 (6.375) 133.35 (5.25) Medium A Figure 2 MULTIPLE SOCKET AND SUPPORT ASSEMBLIES FOR ANSI C136.6 METAL HEADS NATIONAL ELECTRICAL MANUFACTURERS ASSOCIATION 1300 NORTH 17TH STREET, SUITE 900 ROSSLYN. VA 22209www.NEMA.orgTO ORDER ADDITIONAL NEMA STANDARDS VISITWWW.GLOBAL.IHS.COM OR CALL 1-800-854-7179/1-303-397-79565612_0514TB