CSA C22 2 NO 64-2010 Household cooking and liquid-heating appliances (Seventh Edition Update No 1 June 2013).pdf

1、C22.2 No. 64-10Household cooking and liquid-heatingappliancesLegal 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 representing vari

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17、ts hereof, 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. 64-10June 2013Note: For information about the Standards Update Service, go to shop.csa.ca o

18、r e-mail techsupportcsagroup.org.Title: Household cooking and liquid-heating appliances originally published March 2010The following revisions have been formally approved and are marked by the symbol delta () in the margin on the attached replacement pages:Revised Clauses 5.6.3.7, 5.6.5, and 7.6.1 a

19、nd Table 5New Clauses 5.4.6, 7.7.4, and 7.28Deleted None Update your copy by inserting these revised pages.Keep the pages you remove for reference. 2013 CSA Group Household cooking and liquid-heating appliancesJune 20135.2.4.8 Supporting legsSupporting legs or the equivalent shall be permanently sec

20、ured to the enclosure and shall have adequate strength to maintain the required spacing between the enclosure and the supporting surface under all conditions of normal use, unless the appliance meets the test requirements of this Standard with one or more legs removed.5.2.4.9 Drainage openingA drain

21、age opening shall be provided in liquid-heating appliances for liquid that can cause a shock hazard by becoming entrapped as a result of leaking, filling, or overflowing.5.3 Protection against corrosion5.3.1 Iron and steel parts shall be protected against corrosion as required by CAN/CSA-C22.2 No. 0

22、.5.3.2 The surfaces of metal parts shall be protected, if necessary, against scaling, flaking, or other effects of corrosive action that might cause subsequent reduction in the dielectric strength of appliances or reduce the spacings to less than those required by Clause 5.19 while in normal use.5.4

23、 Mechanical assembly5.4.1 Parts used in the construction of appliances shall have adequate strength and be assembled and secured in position to ensure proper and nonhazardous functioning under conditions of normal use.5.4.2 Switches, lampholders, thermostats, etc., shall be fastened securely and rig

24、idly to maintain the required clearances. Components held by a single screw and lockwasher (e.g., stem-mounted controls) shall be prevented from turning by a key or the equivalent if movement can result in a hazardous condition.5.4.3 The operating mechanism of switches or controls shall not subject

25、electrical parts to undue strain.5.4.4 Screws or other fastenings of fragile insulating parts shall not be so tight as to result in cracking or breaking of such parts due to expansion and contraction, unless the insulating material is completely retained. Generally, such parts shall be slightly loos

26、e or shall be provided with cushioning material.5.4.5 Adhesives shall not be employed as the sole means of securing enclosures or materials supporting live parts.5.4.6 A handle used on a steam mop shall withstand a force of four times the empty weight of the steam mop without damage to the handle, i

27、ts securing means, or that portion of the enclosure to which the handle is attached. See Clause 7.28.7(Replaces p. 7, March 2010)C22.2 No. 64-10 2013 CSA GroupJune 20135.5 StabilityAppliances shall meet the requirements of Clause 7.15. A floor-standing appliance may be provided with a bracket or oth

28、er device for securing it to a floor or wall to obtain the necessary stability and shall be marked as required by Clause 6.14.5.6 Supply connections5.6.1 Permanently connected appliances5.6.1.1 An appliance intended to be permanently connected shall have a suitable terminal box, or the equivalent, f

29、or conduit connection to the supply.5.6.1.2 Where openings for conduit connection are provided in sheet metal enclosures, the metal thickness around such openings shall be not less than (a) 0.78 mm (0.0309 in) for sheet steel; (b) 1.11 mm (0.0438 in) for aluminum; or (c) 1.08 mm (0.0428 in) for othe

30、r nonferrous metal.5.6.1.3 The location of terminal boxes or wiring compartments in which supply connections are made shall be such that connections will be accessible for inspection. In a household-type appliance, including a built-in appliance, the supply connections shall be accessible for inspec

31、tion from the front or top of the appliance when it is installed as intended, unless the appliance is provided with approximately 1.8 m (6 ft) of one of the following in order to extend the point of supply to an accessible location:(a) Type SJ, SJT, SPT-3, HSJO, or equivalent flexible cord with a su

32、itable attachment plug;(b) flexible metallic conduit with conductors; or(c) armoured cable.5.6.2 Terminal parts5.6.2.1 Wire-binding terminal parts and the identification of terminal parts and leads shall comply with the requirements of CAN/CSA-C22.2 No. 0.5.6.2.2 Rigid wiring terminals shall thread

33、into metal and shall be prevented by means other than friction from turning or shifting, which can result in reducing the spacings required by Clause 5.19.5.6.2.3 Permanently connected appliances requiring connection to an identified conductor shall have one terminal or lead marked for the connectio

34、n of the identified conductor of the supply circuit if they have lampholders, element holders of the screwshell type, single-pole switches, or automatic controls having a manually operable single-pole switch.5.6.2.4 Where leads in the terminal box are intended for connection to the power supply cond

35、uctors at the time of installation, they shall(a) be of suitable ampacity and not less than 150 mm (6 in) in length;(b) be No. 18 AWG or larger; and(c) have insulation suitable for the conditions, e.g., voltage and temperature.(Replaces p. 8, March 2010)8 2013 CSA Group Household cooking and liquid-

36、heating appliancesJune 20135.6.3 Cord-connected appliances Power supply cords, cord sets, and appliance terminal pins5.6.3.1 A cord-connected appliance intended for use with a cord set shall be provided with male terminals of the pin or blade type that will accommodate a suitable plug.5.6.3.2 Attach

37、ment plugs shall conform to the requirements of CSA C22.2 No. 42. Cord sets shall meet the requirements for heater cord sets specified in CSA C22.2 No. 21.5.6.3.3 Power supply cords, cord sets, and interconnecting cords shall have a voltage rating not less than the rated voltage of the appliance and

38、 shall have an ampacity at least equal to the input in amperes corresponding to maximum normal load conditions. The type of supply cord shall be in accordance with Table 2 or the equivalent.5.6.3.4 Appliances intended for use outdoors shall have outdoor-type cords as specified in Table 2.5.6.3.5 Gua

39、rds or an equivalent type of protection shall be provided to prevent accidental contact with terminals of the pin or blade type when they are live (see Clause 5.2.4) or to protect them from mechanical injury, or both.The guard shall prevent a straight edge placed in any position across the guard fro

40、m touching any terminal, including the ground terminal.Guards shall afford protection equivalent to that of steel with a thickness not less than 0.68 mm (0.0269 in) and shall be fastened independently of the terminals, unless investigation shows that no hazard is present.5.6.3.6 Appliances that make

41、 use of plugs other than those specified in CSA C22.2 No. 57 shall be subject to investigation. Consideration shall be given to the configuration, the nature of the materials used, and the likelihood of use with appliances other than those for which the plug was originally intended. See Clause 5.21.

42、5.6.3.7 For all appliances, the length of the power supply cord and attachment plug, as measured from where the cord enters the appliance to the face of the attachment plug, or the overall length of a cord set supplied with the appliance shall be not less than 0.6 m (2 ft) nor greater than 2.1 m (7

43、ft).Deep fryer, cooker/fryer, or oil fondue type appliances shall be provided with a detachable power supply cord having a cord length greater than 0.6 m (2 ft) but less than 0.9 m (3 ft).Steam mops shall be provided with an attached flexible power supply cord not less than 1.82 m (6 ft) as measured

44、 from the face of the attachment plug cap to the point at which the cord enters the appliance.5.6.3.8 Cord sets having a thermostatic control shall be provided with a cord having an ampacity not less than 15 A.5.6.3.9 The supply cord on a cord reel shall meet the requirements of Clause 7.24.(Replace

45、s p. 9, March 2010) 9C22.2 No. 64-10 2013 CSA GroupJune 20135.6.4 Strain relief5.6.4.1 Strain relief shall be provided so that mechanical strain on the power supply cord will not be transmitted to terminals, splices, or interior wiring.5.6.4.2 The strain relief shall(a) withstand a steady pull in an

46、y direction of 90 N (20 lb); and(b) prevent the cord from being pushed into the equipment through the cord entry hole if such displacement is liable to(i) subject the cord to mechanical injury;(ii) expose it to a temperature higher than that for which it is rated; or(iii) reduce spacings to less tha

47、n those specified in Clause 5.19.Note: In the case of flat cords (e.g., SPT/HPN) having parallel conductors that can be separated, the strain relief may be applied to the separated conductors provided that the separated portion of the cord does not extend outside the appliance enclosure or bushing.5

48、.6.5 Flexing5.6.5.1 The power supply cord or cord set of cord-connected appliances shall withstand a flexing test as specified in Clause 7.6 without causing exposure or breakage of the conductors or displacement or breakage of the anti-kink device.5.6.5.2 Wiring routed between the handle and the bas

49、e of a steam mop that can be subjected to the flexing or movement during normal operation of the appliance shall comply with the wire flexing requirements in Clause 7.7.4.5.6.6 Bushing5.6.6.1 Where cords or wiring pass through walls or barriers or change direction, there shall be smooth, well-rounded surfaces upon which the cord or conductors can bear, or a bushing shall be provided that is suitable for the conditions at the location (e.g., temperature, oil, etc.).5.6.6.2 A bushing of noncombustible moisture-absorption-resistant insulating material shall be provided where