1、C22.2 No. 250.7-07(reaffirmed 2012)Extra-low-voltage landscape lighting systemsLegal Notice for StandardsCanadian Standards Association (CSA) standards are developed through a consensus standards development process approved by the Standards Council of Canada. This process brings together volunteers
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17、reof, and if you do make such copies, you are required to destroy them immediately. Use of this document constitutes your acceptance of the terms and conditions of this Legal Notice.Update No. 1C22.2 No. 250.7-07May 2008Note: General Instructions for CSA Standards are now called Updates. Please cont
18、act CSA Information Products Sales or visit www.ShopCSA.ca for information about the CSA Standards Update Service.Title: Extra-low-voltage landscape lighting systems originally published November 2007The following revisions have been formally approved and are marked by the symbol delta () in the mar
19、gin on the attached replacement pages:CSA C22.2 No. 250.7-07 originally consisted of 62 pages (xi preliminary and 51 text), each dated November 2007. It now consists of the following pages: Update your copy by inserting these revised pages.Keep the pages you remove for reference.Revised Table 6.11.3
20、New NoneDeleted NoneNovember 2007 iiixi, 18, and 1151May 2008 9 and 10 Canadian Standards Association Extra-low-voltage landscape lighting systemsMay 20086.11.2.2 Double insulationThe following parts shall be provided with double insulation between them. Clearance and creepage shall be not less than
21、 the values shown in Table 6.11.2 between(a) uninsulated live parts in a primary circuit and accessible non-current-carrying metal parts that are not bonded to ground; and(b) uninsulated live parts in a primary circuit and accessible uninsulated electrical parts in a secondary circuit operating at n
22、ot more than 30 V rms or 42.4 V peak.6.11.2.3 Reinforced insulationThe following parts shall be provided with reinforced insulation between them. Clearance and creepage shall be not less than the values shown in Table 6.11.3 between(a) uninsulated live parts in a primary circuit and accessible non-c
23、urrent-carrying metal parts that are not bonded to ground; and(b) uninsulated live parts in a primary circuit and accessible uninsulated electrical parts in a secondary circuit operating at not more than 30 V rms or 42.4 V peak.6.11.2.4 Basic insulationThe following parts shall be provided with basi
24、c insulation between them. Clearance and creepage shall be not less than the values shown in Table 6.11.4 between(a) uninsulated live parts in a primary circuit and inaccessible non-current-carrying metal parts that are bonded to ground, such as an internal protective earth ground shield and the cor
25、e of a transformer;(b) uninsulated live parts in a primary circuit and accessible uninsulated electrical parts in a secondary circuit that operates at not more than 30 V rms or 42.4 V peak and relies on a suitably internal earth ground shield for its integrity;(c) uninsulated live parts in a primary
26、 circuit and inaccessible uninsulated live parts in a secondary circuit; and(d) parts that require basic insulation as an element of double insulation.6.11.2.5 Supplementary insulationThe following parts shall be provided with supplementary insulation between them. Clearance and creepage shall be no
27、t less than the values shown in Table 6.11.5 between(a) accessible non-current-carrying metal parts and other metal parts that could become live parts in the event of a failure of basic insulation; and(b) parts that require supplementary insulation as an element of double insulation.6.11.2.6 Operati
28、onal insulationThe following parts shall be provided with operational insulation between them. Clearance and creepage shall be not less than the values shown in Table 6.11.6 between(a) uninsulated electrical parts operating at not more than 30 V rms or 42.4 V peak and non-current-carrying metal part
29、s that are bonded to ground; and(b) uninsulated electrical parts of different circuits operating at not more than 30 V rms or 42.4 V peak.9(Replaces p. 9, November 2007)C22.2 No. 250.7-07 Canadian Standards AssociationMay 2008Table 6.11.2Minimum spacings Clearances through air and creepage distances
30、 for double insulation(See Clauses 6.11.2.1, 6.11.2.2, 17.103.5.2, and 17.103.6.1.)Table 6.11.3Minimum spacings Clearances through air and creepage distances for reinforced insulation(See Clauses 6.11.2.1, 6.11.2.3, 17.103.5.2, and 17.103.6.1.)Voltage range,rms voltsVoltage range,peak volts or dcCle
31、arance through air Creepage distancemm (in) mm (in)050 071 4.0 (0.158) 4.0 (0.158)51100 72141 4.0 (0.158) 4.0 (0.158)101125 142177 4.0 (0.158) 4.0 (0.158)126150 178212 4.0 (0.158) 4.0 (0.158)151200 213283 4.0 (0.158) 4.0 (0.158)201250 284354 4.0 (0.158) 5.0 (0.197)251300 355420 4.0 (0.158) 6.4 (0.25
32、2)301400 421566 6.4 (0.252) 8.0 (0.315)401600 567848 6.4 (0.252) 12.6 (0.496)6011000 8491414 8.4 (0.331) 20.0 (0.787)Voltage range,rms voltsVoltage range,peak volts or dcClearance through air Creepage distancemm (in) mm (in)050 071 4.0 (0.158) 4.0 (0.158)51100 72141 4.0 (0.158) 4.0 (0.158)101125 142
33、177 4.0 (0.158) 4.0 (0.158)126150 178212 4.0 (0.158) 4.0 (0.158)151200 213283 4.0 (0.158) 4.0 (0.158)201250 284354 4.0 (0.158) 5.0 (0.197)251300 355420 4.0 (0.158) 6.4 (0.252)301400 421566 6.4 (0.252) 8.0 (0.315)401600 567848 6.4 (0.252) 12.6 (0.496)6011000 8491414 8.4 (0.331) 20.0 (0.787)(Replaces
34、p. 10, November 2007)10Standards Update ServiceC22.2 No. 250.7-07November 2007Title: Extra-low-voltage landscape lighting systemsPagination:62 pages (xi preliminary and 51 text), each dated November 2007To register for e-mail notification about any updates to this publicationgo to shop.csa.caclick o
35、n CSA Update ServiceThe List ID that you will need to register for updates to this publication is 2019826.If you require assistance, please e-mail techsupportcsagroup.org or call 416-747-2233.Visit CSA Groups policy on privacy at csagroup.org/legal to find out how we protect your personal informatio
36、n.Blank pagePublished in November 2007 by Canadian Standards AssociationA not-for-profit private sector organization5060 Spectrum Way, Suite 100, Mississauga, Ontario, Canada L4W 5N61-800-463-6727 416-747-4044Visit our Online Store at www.ShopCSA.caC22.2 No. 250.7-07Extra-low-voltage landscape light
37、ingsystemsCSA StandardISBN 978-1-55436-480-0Technical Editor: Gerard Parris Canadian Standards Association 2007All rights reserved. No part of this publication may be reproduced in any form whatsoever without the prior permission of the publisher.To purchase CSA Standards and related publications, v
38、isit CSAs Online Store at www.ShopCSA.ca or call toll-free 1-800-463-6727 or 416-747-4044.100%The Canadian Standards Association (CSA) prints its publications on Rolland Enviro100, which contains 100% recycled post-consumer fibre, is EcoLogo and Processed Chlorine Free certified, and was manufacture
39、d using biogas energy.November 2007 iiiContents Canadian Standards Association Extra-low-voltage landscape lighting systemsTechnical Committee on Consumer and Commercial Products viiiIntegrated Committee on Lighting Products ixPreface xi1Scope 12 Reference publications 23 Definitions 24 General requ
40、irements 34.2 Application of requirements 35 Mechanical construction 45.7 Polymeric materials 45.11 Means of mounting 55.12 Movable joints 55.15 Strain relief 55.17 Glass support 55.18 Thermal insulation 55.19 Continuous row mounting 65.20 Raceways 66 Electrical construction 66.2 Wiring devices 66.3
41、 Lampholders 66.5 Receptacles 66.6 Fuses and fuseholders 66.8 Capacitors 66.9 Conductors and cords 76.11 Electrical spacings 76.11.1 General 76.11.2 Clearance through air and creepage over surface between primary and secondary circuits 86.11.3 Clearance through air and creepage over surface Secondar
42、y circuits 126.12 Electrical insulation 166.14 Grounding and bonding 186.101 Power supplies 186.101.1 Power supply secondary output(s) 186.101.2 Types of power supplies 186.101.3 Power supply marking and instructions 196.101.4 Multiple-output type power supply 196.101.5 Protective devices Power supp
43、lies 196.101.6 Thermal integrity 196.101.7 Direct plug-in power supplies 196.101.8 Secondary connections to power supply unit 196.102 Secondary output circuit wiring 207 Incandescent luminaires Supplementary requirements 207.1 General 20C22.2 No. 250.7-07 Canadian Standards Associationiv November 20
44、077.2 Temperature test-exempt luminaires 207.101 Xenon lamps 207.102 Tungsten-halogen lamps 208 Fluorescent luminaires Supplementary requirements 218.1 General 219 HID luminaires Supplementary requirements 219.1 General 2110 Surface-mounted luminaires Supplementary requirements 2111 Recessed luminai
45、res Supplementary requirements 2211.1 General 2211.1.1 Luminaire assemblies In-ground recessed type 2211.1.2 Luminaire assemblies Recessed type 2212 Miscellaneous luminaires Supplementary requirements 2212.101 Fittings 2212.101.1 Insulation-piercing terminals 2212.102 LED lighting products 2312.103
46、LED/Laser classification of the light source 2312.104 Secondary output circuit wiring 2313 Environmental location luminaires Supplementary requirements 2413.1 General 2413.1.1 Power supply 2413.1.2 Luminaire 2413.4.5 Gaskets and bushings 2414 Normal temperature tests 2514.1 General 2514.101 Power su
47、pplies 2514.101.1 Lighting systems and components 2514.102 Luminaire assemblies 2615 Abnormal temperature tests 2615.101 Power supply multi-output overvoltage 2715.102 Luminaire assemblies abnormal operation 2715.102.1 General 2715.102.2 Severe condition 2815.102.3 Vertical surface 2815.102.4 Compli
48、ance 2816 Mechanical tests 2916.1 Barrier strength 2916.2 Metal thickness equivalency 2916.3 Five-inch flame 2916.4 Mould stress relief 2916.5 Wet locations 2916.8 High-current arc ignition (HAI) 2916.9 End-product arc resistance 2916.10 Polymeric support 2916.11 Metallized polymeric parts coating a
49、dhesion 29 Canadian Standards Association Extra-low-voltage landscape lighting systemsNovember 2007 v16.12 Flaming oil 2916.13 Conduit knockout and twistout 2916.14 Self-threading screw torque 2916.15 Loading 2916.16 Snap-in or tab-mounted parts pull test without conduit opening 2916.17 Snap-in or tab-mounted parts pull test with conduit opening 2916.18 Suspended-ceiling luminaires security of clips 2916.19 Movable joint rotation 3016.20 Movable joint torsion and pull 3016.21 Strain relief 3016.31
