1、The Institute of Electrical and Electronics Engineers, Inc.345 East 47th Street, New York, NY 10017-2394, USACopyright 1998 by the Institute of Electrical and Electronics Engineers, Inc.All rights reserved. Published 1998. Printed in the United States of America.IEEE is a registered trademarks in th
2、e U.S. Patent (978) 750-8400. Permission to photocopy portions of any individual standard for educationalclassroom use can also be obtained through the Copyright Clearance Center.Note: Attention is called to the possibility that implementation of this standard may require use of subject mat-ter cove
3、red by patent rights. By publication of this standard, no position is taken with respect to the existence orvalidity of any patent rights in connection therewith. The IEEE shall not be responsible for identifying patentsfor which a license may be required by an IEEE standard or for conducting inquir
4、ies into the legal validity orscope of those patents that are brought to its attention.Copyright 1998 IEEE. All rights reserved.iiiIntroduction(This introduction is not part of IEEE Std C135.20-1998, IEEE Standard for Zinc-Coated Ferrous Insulator Clevises forOverhead Line Construction.)This standar
5、d covers zinc-coated ferrous clevises for spool-type insulators commonly used for supporting ordead-ending conductors in line construction. The specifications for spool-type insulators used with these cle-vises are covered in ANSI C29.3-1986.At the time this standard was completed, the Working Group
6、 On Pole Line Hardware had the followingmembership:Ronald J. Oedemann,ChairThe following persons were on the balloting committee:Nick AnnasJames E. ApplequistFrederick W. BurtlesonRick ChapelBill CundiffEdward DziedzicDale EasleyJohn FarringtonJohn FlynnDonald HealdRichard W. HenselNunnally JohnsonR
7、alph O. JonesEdward A. Kiernozek David J. KouryKeith LindseyAndy MeyerTom MurphyRobert C. PetersPatrick D. QuinnSteve D. ScholfieldRichard J. SerockiChris SeversDoug ShermanStephen F. SmithRonald L. SpeesJohn TrostleNevins WilburnJames E. ApplequistJoseph F. BuchKris K. BuchholzW. H. ColeLeonard F.
8、ConsalvoWilliam T. CrokerGlenn A. DavidsonFrank A. DenbrockJohn FarringtonLowell H. FinkDonald A. GilliesEdwin J. “Tip” GoodwinRichard W. HenselMagdi F. IshacRalph O. JonesRobert O. KlugeNestor KolcioDavid J. KouryRobert C. LathamJoel H. MalloryJ. David MitchellFranklin D. MyersRonald J. OedemannMoh
9、ammad A. PashaRobert C. PetersJ. L. PricePatrick D. QuinnJohn S. RumbleDonald SandellSteve D. ScholfieldRichard J. SerockiStephen F. SmithRonald L. SpeesDave SunkleRichard B. TaylorJohn TorokDaniel J. WardivCopyright 1998 IEEE. All rights reserved.When the IEEE-SA Standards Board approved this stand
10、ard on 19 March 1998, it had the followingmembership:Richard J. Holleman,ChairDonald N. Heirman,Vice ChairJudith Gorman,Secretary*Member EmeritusCatherine K.N. BergerIEEE Standards Project EditorSatish K. AggarwalClyde R. CampJames T. CarloGary R. EngmannHarold E. EpsteinJay Forster*Thomas F. Garrit
11、yRuben D. GarzonJames H. GurneyJim D. IsaakLowell G. JohnsonRobert KennellyE. G. “Al” KienerJoseph L. Koepfinger*Stephen R. LambertJim LogothetisDonald C. LoughryL. Bruce McClungLouis-Franois PauRonald C. PetersenGerald H. PetersonJohn B. PoseyGary S. RobinsonHans E. WeinrichDonald W. ZipseCopyright
12、 1998 IEEE. All rights reserved.vContents1. Overview 11.1 Scope 11.2 Application. 12. References 13. Materials 23.1 Clevises and clevis pins . 23.2 Cotters 24. Strength 24.1 Dead-end loading. 24.2 Side loading . 25. Dimensions 26. Testing 96.1 Porcelain spool insulators 96.2 Clevises 97. Corrosion p
13、rotection 98. Finish . 99. Marking 910. Sizes . 9Copyright 1998 IEEE. All rights reserved.1IEEE Standard for Zinc-Coated Ferrous Insulator Clevises for Overhead Line Construction1. Overview1.1 ScopeThis standard covers zinc-coated ferrous clevises for spool-type insulators commonly used for supporti
14、ng ordead-ending conductors in line construction.The standards for spool-type insulators used with these clevises are covered in ANSI C29.3-1986.1.2 ApplicationClevises and clevis pins conforming to this standard shall meet in all respects the dimensional and perfor-mance requirements hereinafter st
15、ated. The text, specifications, references to other standards, and associatedfigures supplement each other and shall be considered as part of this standard.2. ReferencesThis standard shall be used in conjunction with the following publications. When the following standards aresuperseded by an approv
16、ed revision, the revision shall apply.ANSI C29.3-1986 (Reaff 1995), Wet-Process Porcelain Insulators (Spool Type).1ASTM A153/A153M-95, Zinc Coating (Hot-Dip) on Iron and Steel Hardware.21ANSI publications are available from the Sales Department, American National Standards Institute, 11 West 42nd St
17、reet, 13th Floor,New York, NY 10036, USA.2ASTM publications are available from the American Society for Testing and Materials, 100 Barr Harbor Drive, West Conshohocken,PA 19428-2959, USA.IEEEStd C135.20-1998 IEEE STANDARD FOR ZINC-COATED FERROUS 2Copyright 1998 IEEE. All rights reserved.3. Materials
18、3.1 Clevises and clevis pinsClevises and clevis pins for spool-type insulators shall be made from one of the following materials: a) Hot rolled open-hearth steel;b) Basic oxygen steel;c) Electric furnace steel. Materials shall be of a grade and quality suitable to meet the strength and performance r
19、equirements of thisstandard.3.2 CottersCotters for clevis pins shall be self-locking and made from corrosion-resistant materials.4. Strength4.1 Dead-end loadingRefer to Figures 1 through 5 for specific ultimate strengths.Dead-end load shall be applied in a direction in line with the mounting bolt an
20、d perpendicular to the clevispin. The clevis shall be capable of withstanding the specified ultimate strength loading without any perma-nent deformation.4.2 Side loadingItems 5, 6, and 7 in Figure 3 shall be capable of withstanding a side pull loading of 4.5 kN (1000 lb) appliedat 90to the axis of b
21、oth the mounting bolt and the clevis pin, without exceeding a test deflection of 10 mm(3/8 in) and a permanent deflection of 6 mm (1/4 in), measured at the center of the clevis pin.5. DimensionsDimensions and tolerances shall be in accordance with Figures 1 through 6.IEEEINSULATOR CLEVISES FOR OVERH
22、EAD LINE CONSTRUCTION Std C135.20-1998Copyright 1998 IEEE. All rights reserved.3Figure 1Clevises for 54 mm (2-1/8 in) and 81 mm (3-3/16 in) spool-type insulatorsMetric units for dimensions (mm)ItemUltimate strength (kN)AB C D E F G HI JR1 9 60 108 14 17 5 38 22 19 38 52 222 18 86 127 17 17 5 38 22 1
23、9 38 52 22Allowable variations:a = 1; b = 1; c = 2; d = 3; e = 5; f = 6; g = 10; h = 13; x = 0Single letter indicates same + or , (a = + or 1)Two letters indicate first + second , (ax = +1, 0)Dimensions without tolerance are reference.English units for dimensions (in)ItemUltimate strength (lb)ABCDE
24、F GHI JR1 2000 2-3/8 4-1/4 9/16 11/16 3/16 1-1/2 7/8 3/4 1-1/2 2-1/16 7/82 4000 3-3/8 5 11/16 11/16 3/16 1-1/2 7/8 3/4 1-1/2 2-1/16 7/8Allowable variations:a = 1/64; b = 1/32; c = 1/16; d = 1/8; e =3/16; f = 1/4; g = 3/8; h = 1/2; x = 0Single letter indicates same + or , (a = + or 1/64)Two letters i
25、ndicate first + second , (ax = +1/64, 0)Dimensions without tolerance are reference.fdCLEVIS PIN(see Figure 6 for dimensions)dcIEEEStd C135.20-1998 IEEE STANDARD FOR ZINC-COATED FERROUS 4Copyright 1998 IEEE. All rights reserved.see Figure 6Figure 2Clevises for 76.2 mm (3 in) and 81 mm (3-3/16 in) spo
26、ol-type insulatorsMetric units for dimensions (mm)ItemUltimate strength (kN)ABCDEFGH3 13.5 86 102 17 17 3 32 22 134 18 86 102 17 17 3 38 22 13Allowable variations:a = 1; b = 1; c = 2; d = 3; e = 5; f = 6; g = 10; h = 13; x = 0Single letter indicates same + or , (a = + or 1)Two letters indicate first
27、 + second , (ax = +1, 0)Dimensions without tolerance are reference.English units for dimensions (in)ItemUltimate strength (lb)ABCDEFGH3 3000 3-3/8 4 11/16 11/16 1/8 1-1/4 7/8 1/24 4000 3-3/8 4 11/16 11/16 1/8 1-1/2 7/8 1/2Allowable variations:a = 1/64; b = 1/32; c = 1/16; d = 1/8; e = 3/16; f = 1/4;
28、 g = 3/8; h = 1/2; x = 0Single letter indicates same + or , (a = + or 1/64)Two letters indicate first + second , (ax = +1/64, 0)Dimensions without tolerance are reference.dcdfCLEVIS PIN(see Figure 6 for dimensions)IEEEINSULATOR CLEVISES FOR OVERHEAD LINE CONSTRUCTION Std C135.20-1998Copyright 1998 I
29、EEE. All rights reserved.5Metric units for dimensions (mm)ItemUltimate strength(kN)ABCDEFGHKRSide pull (kN)5 13.5 86 102 17 17 3 89 22 22 70 25 4.56 18 86 102 17 17 4 89 22 22 89 25 4.57 18 86 102 17 17 3 102 25 60 25 4.5Allowable variations:a = 1; b = 1; c = 2; d = 3; e = 5; f = 6; g = 10; h = 13;
30、x = 0Single letter indicates same + or , (a = + or 1)Two letters indicate first + second , (ax = +1, 0)Dimensions without tolerance are reference.English units for dimensions (in)ItemUltimate strength(lb)ABCD E FGHKRSide pull (lb)5 3000 3-3/8 4 11/16 11/16 12 GA(0.109)3-1/2 7/8 7/8 2-3/4 1 10006 400
31、0 3-3/8 4 11/16 11/16 9 GA (0.148)3-1/2 7/8 7/8 3-1/2 1 10007 4000 3-3/8 4 11/16 11/16 1/8 4 1 2-3/8 1 1000Allowable variations:a = 1/64; b = 1/32; c = 1/16; d = 1/8; e = 3/16; f = 1/4; g = 3/8; h = 1/2; x = 0Single letter indicates same + or , (a = + or 1/64)Two letters indicate first + second , (a
32、x = +1/64, 0)Dimensions without tolerance are reference.dCLEVIS PIN(see Figure 6 for dimensions)Figure 3Clevises for 76.2 mm (3 in) and 81 mm (3-3/16 in) spool-type insulatorsdIEEEStd C135.20-1998 IEEE STANDARD FOR ZINC-COATED FERROUS 6Copyright 1998 IEEE. All rights reserved.Figure 4Clevises for 81
33、 mm (3-3/16 in) spool-type insulatorsMetric units for dimensions (mm)ItemUltimate strength(kN)ABCDEFGHKR8 18 86761717 5 75222264419 18 86891717 5 752222644110 18 86 102 17 17 5 75 22 22 64 41Allowable variations:a = 1; b = 1; c = 2; d = 3; e = 5; f = 6; g = 10; h = 13; x = 0Single letter indicates s
34、ame + or , (a = + or 1)Two letters indicate first + second , (ax = +1, 0)Dimensions without tolerance are reference.English units for dimensions (in)ItemUltimate strength(lb)ABCDE F GH K R8 4000 3-3/8 3 11/16 11/16 3/16 2-15/16 7/8 7/8 2-1/2 1-5/89 4000 3-3/8 3-1/2 11/16 11/16 3/16 2-15/16 7/8 7/8 2
35、1/2 1-5/810 4000 3-3/8 4 11/16 11/16 3/16 2-15/16 7/8 7/8 2-1/2 1-5/8Allowable variations:a = 1/64; b = 1/32; c = 1/16; d = 1/8; e = 3/16; f = 1/4; g = 3/8; h = 1/2; x = 0Single letter indicates same + or , (a = + or 1/64)Two letters indicate first + second , (ax = +1/64, 0)Dimensions without toler
36、ance are reference.dddcCLEVIS PIN(see Figure 6 for dimensions)IEEEINSULATOR CLEVISES FOR OVERHEAD LINE CONSTRUCTION Std C135.20-1998Copyright 1998 IEEE. All rights reserved.7Note:Items 11 b = 1; c = 2; d = 3; e = 5; f = 6; g = 10; h = 13; x = 0Single letter indicates same + or , (a = + or 1)Two lett
37、ers indicate first + second , (ax = +1, 0)Dimensions without tolerance are reference.English units for dimensions (in)ItemUltimate strength (lb)A B CD E F GL MNPR11 4000 3-3/8 5-1/16 11/16 3/16 1-1/2 7/8 7/812 2000 2-3/8 2-5/16 7/16 11/16 3/16 3/4 1/2 1-3/4 2-5/16 3/16 4-3/4 7/1613 2000 2-3/8 2-5/16
38、 7/16 3/16 3/4 1/2 7/16Allowable variations:a = 1/64; b = 1/32; c = 1/16; d = 1/8; e = 3/16; f = 1/4; g = 3/8; h = 1/2; x = 0Single letter indicates same + or , (a = + or 1/64)Two letters indicate first + second , (ax = +1/64, 0)Dimensions without tolerance are reference.ddCLEVIS PIN(see Figure 6 fo
39、r dimensions)IEEEStd C135.20-1998 IEEE STANDARD FOR ZINC-COATED FERROUS 8Copyright 1998 IEEE. All rights reserved.5 mm (3/16 in) MIN. DIA. AFTER GALVANIZINGFigure 6Clevis pins for insulator clevisesMetric units for dimensions (mm)Clevis item number B C D E175d19dc13b62, 5, 6, and 7 105d22dc16b63, 4,
40、 8, 9, and 10 108d22dc16b611 102d22dc16b612 and 13 75d16dc10b6Allowable variations:a = 1; b = 1; c = 2; d = 3; e = 5; f = 6; g = 10; h = 13; x = 0Single letter indicates same + or , (a = + or 1)Two letters indicate first + second , (ax = +1, 0)Dimensions without tolerance are reference.English units
41、 for dimensions (in)Clevis item number B C D E1 2-15/16d3/4dc1/2b1/42, 5, 6, and 7 4-1/8d7/8dc5/8b1/43, 4, 8, 9, and 10 4-1/4d7/8dc5/8b1/411 4d7/8dc5/8b1/412 and 13 2-15/16d5/8dc3/8b1/4Allowable variations:a = 1/64; b = 1/32; c = 1/16; d = 1/8; e = 3/16; f = 1/4; g = 3/8; h = 1/2; x = 0Single letter
42、 indicates same + or , (a = + or 1/64)Two letters indicate first + second , (ax = +1/64, 0)Dimensions without tolerance are reference.IEEEINSULATOR CLEVISES FOR OVERHEAD LINE CONSTRUCTION Std C135.20-1998Copyright 1998 IEEE. All rights reserved.96. Testing6.1 Porcelain spool insulatorsAppropriate po
43、rcelain spool insulators meeting the requirements of ANSI C29.3-1986 shall be used in test-ing. The load shall be applied by means of a loop of flexible stranded cable, the diameter of which shall notexceed the radius of the wire grooves of the spool insulators. The failure of the spool insulator, i
44、f such failureis related to the deformation of the clevis, shall also constitute a failure of the clevis.6.2 ClevisesFor testing, the clevises shall be attached to a steel block, and where applicable, the steel block shall have aradius conforming to the radius of the clevis.7. Corrosion protectionAl
45、l clevises and clevis pins shall be zinc coated after fabrication. The coating shall be applied using one ofthe following methods:a) The hot dip process in accordance with ASTM A153/A153M-95. The hole for the cotter may bedrilled after zinc coating.b) Any other method producing a zinc coating that m
46、eets the requirements of ASTM A153/A153M-95for adhesion, purity, and thickness applicable to the class of the material being coated.8. FinishAll clevises shall be reasonably smooth on all surfaces and free from sharp projections and edges. Cottersshall be cut squarely and be free of sharp projection
47、s.9. MarkingClevises shall bear the manufacturers symbol or identification mark.10. SizesClevises covered by this standard are intended for use with the spool-type insulators listed in Table 1, whichare covered in ANSI C29.3-1986.Table 1Spool-type insulators covered in ANSI C29.3-1986Insulator classLoad rating kN (lb)Size mm (in)Clevis item no.53.1 9.0 (2000) 54 (2-1/8) 1, 12, 1353.2 13.5 (3000) 76 (3) 3, 553.3 18.0 (4000) 81 (3-3/16) 2, 4, 6, 7, 8, 9, 10, 11
