1、C22.2 No. 112-15Electric clothes dryersLegal Notice for StandardsCanadian Standards Association (operating as “CSA Group”) develops standards through a consensus standards development process approved by the Standards Council of Canada. This process brings together volunteers representing varied vie
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18、e ServiceC22.2 No. 112-15December 2015Title: Electric clothes dryersTo register for e-mail notification about any updates to this publication go to shop.csa.ca click on CSA Update ServiceThe List ID that you will need to register for updates to this publication is 2424091.If you require assistance,
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28、-888-853-3503.CONTENTSPREFACE 81 Scope 102 Normative References 103 Definitions 174 General Requirements 215 General Conditions for the Tests .225.1 Voltage and frequency .225.2 Test load .235.3 Test fabric 235.4 Thermocouples .235.5 Laundry detergent .245.6 Cheesecloth for heating and abnormal test
29、s 245.7 Test temperature 246 Marking and Instructions 246.1 Marking 246.2 Instruction manual .317 Protection Against Accessibility to Current-Carrying Parts .388 Starting of Motor-Operated Appliances .399 Power Input and Current 4010 Heating 4010.1 General .4010.2 Cord reels .4110.3 Appliances inten
30、ded for closet installation 4110.4 Wall-insert or recessed appliances .4110.5 Appliances other than closet, wall-insert or recessed .4210.6 Household clothes dryer 4210.7 Commercial clothes dryer .4210.8 Drum light .4210.9 Exhaust duct system .4311 Leakage Current and Insulation Resistance 4311.1 Le
31、akage current 4311.2 Insulation resistance 4512 Cool Down Period 4513 Moisture Resistance 4514 Electric Strength 4615 Overload Protection of Transformers and Associated Circuits 4616 Abnormal Operation .4716.1 Grounded heating element 4716.2 Cord reels .4816.3 Wetting of electrical components .4816.
32、4 Breakdown of belts or parts and the interruption of water supply .4916.5 Blockage of lint screen, exhaust, and condenser .5016.6 Load fire containment .5216.7 Base fire containment .5416.8 Nichrome wire test .5717 Stability and Mechanical Hazards .5817.1 Automatic restarting of motor 5817.2 Stabil
33、ity (freestanding appliances) 5917.3 Wall-mounted appliances 59DECEMBER 18, 2015 CSA C22.2 NO. 112-15 UL 2158 317.4 Appliance stands .6017.5 Sharp edges, projections, and moving parts .6117.6 Entrapment 6117.7 Contact with rotating tumbler 6218 Mechanical Strength 6318.1 Frame and enclosure .6318.2
34、Back covers .6419 Construction .6419.1 Current-carrying parts .6419.2 Electrical insulation .6419.3 Thermal insulation 6519.4 Overflow pipes .6519.5 Bottom openings .6519.6 Plumbing requirements 6719.7 Condensation type dryers .6719.8 Ventilation openings 6820 Internal Wiring 6820.1 General .6820.2
35、Splices and connections 6920.3 Separation of circuits .7020.4 Overcurrent protection 7021 Components .7021.1 General requirements for components 7021.2 Specific requirements for components 7121.3 Capacitors .7221.4 Field-installed devices and accessories .7221.5 Heating elements 7321.6 Lampholders .
36、7421.7 Motors 7521.8 Motor overload-protective devices 7521.9 Protective devices 7621.10 Receptacles 7621.11 Seals and diaphragms .7621.12 Switches .7721.13 Controls 7821.14 Solenoids 8022 Supply Connection and External Flexible Cords 8122.1 General .8122.2 Permanently connected appliances .8222.3 C
37、ord-connected appliances 8322.4 Bushings 8523 Terminals for External Conductors 8524 Provision for Grounding .8624.1 General .8624.2 Neutral-grounding link .8824.3 Bonding for grounding 8824.4 Continuity of grounding circuit 8924.5 Grounding terminals and leads .9025 Screws and Connections 9026 Cree
38、page Distances, Clearances, and Distances Through Insulation 9026.1 Spacings 9026.2 Alternate spacings clearances and creepage distances .9127 Resistance to Rusting and Corrosion 92DECEMBER 18, 2015CSA C22.2 NO. 112-15 UL 2158428 Polymeric Materials .9328.1 General .9328.2 Mould stress relief 9428.3
39、 Horizontal burning rate 9428.4 Flammability .9428.5 6.8 J impact (ambient and low temperature) .9628.6 Static load .9628.7 56.7 J impact 9728.8 Thermal cycling 9728.9 Crush resistance .9728.10 Hot-wire ignition .9828.11 Thermal aging 9828.12 Volume resistivity .9828.13 Enclosure flammability large
40、mass consideration 9928.14 Abnormal operation test on enclosures 9928.15 Abnormal operation test on functional polymeric parts .9928.16 High-current arc ignition .10029 Manufacturing and Production Tests .10029.1 Plumbing system leakage test 10029.2 Grounding continuity test .10029.3 Electric streng
41、th test .100SUPPLEMENT SA - (Normative) Safety of Smart Enabled Electric Clothes DryersSA1 Scope 121SA2 General .121SA2.1 Controls 121SA2.2 Separation of circuits .122SA2.3 Communication and display devices .122SA2.4 Communication conductors and cables .123SA2.5 Communication connectors .123SA2.6 Sm
42、art enabled or remote operation 123SA3 Functional Safety 123SA4 Resistance to Electromagnetic Phenomena (Immunity) .124SA5 Marking and Instructions 125Tables .126SUPPLEMENT SB - (Normative) Alternative Path for Electronic Controls RequirementsINTRODUCTIONSB1 Scope 127SB2 General .127SB3 Definitions
43、.128CONSTRUCTIONSB4 Components .129DECEMBER 18, 2015 CSA C22.2 NO. 112-15 UL 2158 5SB4.1 Printed wiring boards .129SB5 Enclosure .129SB6 Field Connections 129SB7 Creepage Distances, Clearance, and Distances through Insulation .130SB8 Electrical Insulation .130SB9 Control Functions 130SB9.1 General 1
44、30SB9.2 Protective electronic circuits/controls 131SB10 Evaluation of the Different Types of Control Circuits .131SB10.1 All types of circuits 131SB11 Protective Electronic Circuits .132SB12 Operating Controls or Circuits That Perform Safety Critical Functions .132PERFORMANCESB13 General Conditions
45、for the Tests 133SB13.1 Details 133SB13.2 Intentionally weak parts .133SB13.3 Test results determined by overcurrent protection operation .134SB14 Low-Power Circuits 134SB14.1 Low-power circuit determination 134SB14.2 Low-power circuit fire tests 137SB15 Abnormal Operation and Fault Tests 137SB16 Pr
46、ogrammable Component Reduced Supply Voltage Test .138SB17 Electromagnetic Compatibility (EMC) Requirements - Immunity .139MANUFACTURING AND PRODUCTION LINE TESTINGSB18 General 140MARKINGSSB19 General 140SUPPLEMENT SC - Plumbing Requirements for Household Laundry EquipmentSC1 Scope 141SC2 Definitions
47、 .141SC3 General Requirements 141SC3.1 Machine inspection 141SC3.2 Flushing means .142SC3.3 Soil accumulation 142SC3.4 Air gaps 142SC3.5 Water supply system .142SC3.6 Overflow and drainage .142SC4 Test Procedures .142SC4.1 Installation 142SC4.2 Machine examination 143SC4.3 Initial cycle 143SC4.4 Pre
48、paration and test for appliances provided with a washing function 143SC4.5 Dispensers or injectors .144DECEMBER 18, 2015CSA C22.2 NO. 112-15 UL 21586SC4.6 Indication of contamination .144SC4.7 Conditioning 145Annex A (Normative) Standards for ComponentsA1 Component Standards .146Annex B (informative
49、)B1 French Translations 152DECEMBER 18, 2015 CSA C22.2 NO. 112-15 UL 2158 7PREFACEThis is the harmonized CSA Group and UL Standard for Electric Clothes Dryers. It is the tenth edition ofCSA C22.2 No. 112 and the fourth edition of UL 2158. This edition of CSA C22.2 No. 112 supersedes theprevious edition published in 2014. This UL edition supersedes the previous edition published in 2014.The major differences between this edition and the previous edition include the addition of requirementsfor DC Diele
