UL 60335-2-72 (ND)-2017 National Differences For HOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES C SAFETY C Part 2-72 Particular Requirements for Floor Treatment Machines With or Withodi.pdf

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1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULNational Differences ForHOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES SAFETY Part 2-72: ParticularRequirements for Floor Treatment Machines With or Without Traction Drive, for Commercial UseUL COPY

2、RIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULNational Differences ForHOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES SAFETY Part 2-72: ParticularRequirements for Floor Treatment Machines With or Without Traction Drive, for Commercial UseFirst EditionE

3、dition Date: September 15, 2017UL 60335272 is an adoption of IEC 60335272, Safety Standard for Household andsimilar electrical appliances - Safety - Part 2-72: Particular requirements for floortreatment machines with or without traction drive, for commercial use, (Edition 3.0,Issued by the IEC April

4、, 2012). Please note that the national difference documentincorporates all of the U.S. national differences for UL 60335272.This document provides a single listing of the National Differences included in the UL adoption ofthe corresponding IEC standard.All rights reserved. No part of this publicatio

5、n may be reproduced, stored in a retrieval system, ortransmitted in any form by any means, electronic, mechanical photocopying, recording, or otherwisewithout prior permission of UL.UL provides this standards document as is without warranty of any kind, either expressed or implied,including but not

6、limited to, the implied warranties of merchantability or fitness for any purpose.In no event will UL be liable for any special, incidental, consequential, indirect or similar damages,including loss of profits, lost savings, loss of data, or any other damages arising out of the use of or theinability

7、 to use this standards document, even if UL or an authorized UL representative has been advisedof the possibility of such damage. In no event shall ULs liability for any damage ever exceed the pricepaid for this standards document, regardless of the form of the claim.Users of the electronic versions

8、 of ULs Standards for Safety agree to defend, indemnify, and hold ULharmless from and against any loss, expense, liability, damage, claim, or judgment (including reasonableattorneys fees) resulting from any error or deviation introduced while purchaser is storing an electronicStandard on the purchas

9、ers computer system.Copyright 2017 Underwriters Laboratories Inc.SEPTEMBER 15, 2017NATIONAL DIFFERENCES FOR2UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULPrefaceThis document provides a single listing of the technical National Differences in

10、cluded in the UL adoptionof the corresponding IEC standard.In its IEC-based standards, UL uses the notations indicated below to identify national difference type, andthese types are additionally noted in this document. The standard may not use all types of thesedeviations.D1 - These are deviations w

11、hich are based on basic safety principles and requirements, elimination ofwhich would compromise safety for U.S. consumers and users of products.D2 - These are deviations based on safety practices. These are deviations for IEC requirements that maybe acceptable, but adopting the IEC requirements wou

12、ld require considerable retesting or redesign on themanufacturers part.DC - These are deviations based on the component standards and will not be deleted until a particularcomponent standard is harmonized with the IEC component standard.DE - These are deviations based on editorial comments or correc

13、tions.DR - These are deviations based on the national regulatory requirements.Each national difference contains a description of what the national difference entails. Typically one of thefollowing words is used to explain how the text of the national difference is to be applied to the base IECtext:A

14、ddition / Add - An addition entails adding a complete new numbered clause, subclause, table, figure,or annex. Addition is not meant to include adding select words to the base IEC text.Deletion / Delete - A deletion entails complete deletion of an entire numbered clause, subclause, table,figure, or a

15、nnex without any replacement text.Modification / Modify - A modification is an altering of the existing base IEC text such as the addition,replacement or deletion of certain words or the replacement of an entire clause, subclause, table, figure,or annex of the base IEC text.SEPTEMBER 15, 2017 NATION

16、AL DIFFERENCES FOR 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULNational Differences1DV.1 DE Modify by replacing the second sentence following Note 102 and the dashedlist with the following:They include the following energy sources or powe

17、r systems, or combinations of them: mains up to a rated voltage of 250 V for single-phase appliances and 480 V for otherappliances, internal combustion engines; batteries supplying 150 V or less; double layer (ultra) capacitors; fuel cells.Energy sources or power systems utilizing both BATTERY and m

18、ains are excluded.1DV.2 DE Modify the first four dashed items by replacing with the following: floor treatment appliances for household use according to CAN/CSA-E60335-2-10 / CSAC22.2 No. 243 / UL 1017; floor treatment machines for COMMERCIAL USE according to CAN/CSA-E60335-2-67 /CSA C22.2 No. 10 /

19、UL 561; spray extraction machines for COMMERCIAL USE (CAN/CSA-E60335-2-68 / CSA C22.2No. 10 / UL 561); wet and dry vacuum cleaners, including power brush, for COMMERCIAL USE(CAN/CSA-E60335-2-69 / CSA C22.2 No. 243 / UL 1017;1.101.DV DR Add the following clause to the Part 1:Except as noted, powered

20、cleaning machines covered by this standard, other than mainssupplied machines, are those identified by NFPA 505 as Types E, EE, ES, CGH, CNS, G,GS, D, DS, LP, LPS, CN, G/LP, GS/LPS, G/CN, and GS/CNS. Not covered by this standardare NFPA 505 Types EX, DY, and DX.NOTE Additional requirements applicabl

21、e to machine designations that include the letters“EE” or “S” can be found in Annexes 101.DVD and 101.DVE.2DV.1 DC Modify by adding the following reference publications:CSA GroupC22.2 No. 10-1965 (R2013), Electric floor surfacing and cleaning machinesSEPTEMBER 15, 2017NATIONAL DIFFERENCES FOR4UL COP

22、YRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULC22.2 No. 243-15, Vacuum cleaners, blower cleaners, and household floor finishingmachinesCAN/CSA-E60335-2-10:15, Household and similar electrical appliances Safety Part2-10: Particular requirements for

23、 floor treatment machines and wet scrubbing machinesCAN/CSA-E60335-2-69-01 (R2015), Safety of household and similar electrical appliances -Part 2: Particular requirements for wet and dry vacuum cleaners, including power brush,for industrial and commercial useCAN/CSA-E730-2-2-94 (R2013), Automatic el

24、ectrical controls for household and similar use- Part 2: Particular requirements for thermal motor protectorsUL21 , Standard for LP-Gas Hose62 , Flexible Cords and Cables157 , Gaskets and Seals561 , Standard for Floor-Finishing Machines569 , Standard for Pigtails and Flexible Hose Connectors for LP-

25、Gas558 , Standard for Industrial Trucks, Internal Combustion Engine-Powered583 , Standard for Electric-Battery-Powered Industrial Trucks746C , Standard for Polymeric Materials - Use in Electrical Equipment Evaluations969 , Standard for Marking and Labeling Systems10041 , Standard for Rotating Electr

26、ical Machines - General10043 , Standard for Thermally Protected Motors1017 , Vacuum Cleaners, Blower Cleaners, and Household Floor Finishing Machines1337 , Outline of Investigation for LP-Gas, Natural Gas, and Manufactured Gas Devices forEngine Fuel Systems2003 , Outline of Investigation for LP-Gas

27、Cylinder AssembliesIEC60216-6, Electrical insulating materials - Thermal endurance properties - Part 6:Determination of thermal endurance indices (TI and RTE) of an insulating material usingthe fixed time frame method60695103, Fire hazard testing - Part 10-3: Abnormal heat - Mould stress relief dist

28、ortiontestSEPTEMBER 15, 2017 NATIONAL DIFFERENCES FOR 5UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL60695-11-20:2015, Fire hazard testing - Part 11-20: Test flames - 500 W flame test method62885-2, Surface cleaning appliances Part 2: Dry va

29、cuum cleaners for household orsimilar use Methods for measuring the performanceISO3405, Petroleum products - Determination of distillation characteristics at atmosphericpressureSAEJ30, Fuel and Oil HosesJ1681, Recommended Practice for Gasoline, Alcohol, and Diesel Fuel Surrogates forMaterial Testing

30、J2044, Quick Connect Coupling Specification For Liquid Fuel and Vapor/EmissionsSystemsJ2045, Fuel System Tubing AssembliesJ2260, Nonmetallic Fuel System Tubing with One or More LayersNFPANFPA 505, Fire Safety Standard for Powered Industrial Trucks Including TypeDesignations, Areas of Use, Conversion

31、s, Maintenance, and Operations3.1.9.103DV DE Replace the first paragraph with the following:Carpet shampooers are operated on a test surface consisting of a carpet, in accordancewith IEC 60312-1 or IEC 62885-2, the carpet being fastened to the floor.3.4.2DV D1 Modification by replacing 3.4.2DV of th

32、e Part 1 with the following:SAFETY EXTRA-LOW VOLTAGE voltage not exceeding 42,4 V peak a.c. or d.c. betweenconductors and between conductors and earth3.121DV DE Delete Clause 3.121 of the Part 2: .This definition does not apply.3.123DV D2 Add the following definition to Clause 3 of the Part 2:LOW-VO

33、LTAGE LIMITED-ENERGY (LVLE) CIRCUIT a circuit involving an a.c. voltage of not more than30 V r.m.s. or 42,4 V peak, or a d.c. voltage of 60 V and supplied by any of the following: a combination of a BATTERY source or an isolated transformer secondary winding and oneor more resistors, or a regulating

34、 network complying with (a) (c):SEPTEMBER 15, 2017NATIONAL DIFFERENCES FOR6UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULa) The maximum load current shall be drawn under any condition of loading,including short circuit, using a resistor. The

35、 current shall be measured 60 s afterthe application of the load. The resistor shall be continuously readjusted duringthis 1 min. period to maintain maximum load current. The measured load currentshall not exceed the value listed in Table 3.123DV.b) With reference to the specified voltage limit, mea

36、surement shall be made withthe unit connected to the intended supply voltage and with all loading circuitsdisconnected.c) The performance shall not be affected by malfunction of a single component,excluding resistors. The network shall comply with the value in Table 3.123DV; oraBATTERY with output c

37、urrent limited by overcurrent protection in accordance with Table3.123DV.NOTE: A LOW-VOLTAGE LIMITED-ENERGY CIRCUIT is also known as a LVLE CIRCUIT.Table 3.123DV Rating for secondary fuse or circuit protectorCircuit voltage (V r.m.s.) Current (A)20 or less 5More than 20 but not greater than 60 100/V

38、aaV is the maximum output voltage, regardless of the load, with the primary energized.3.124DV D2 Add the following definition to Clause 3 of the Part 2:BATTERY one or more electrical cells, electrically connected so that the combinationfurnishes current as a unit.There is one positive and one negati

39、ve externally accessible connection, and there are noexternally accessible inter-cell connections.NOTE See IEV (IEC 60050) definition 482-01-04.3.125DV D2 Add the following definition to Clause 3 of the Part 2:BATTERY ASSEMBLY a multi-cell BATTERY design that is ready for use, contains a commonpress

40、ure vessel construction, a single vent line assembly, and shared hardware and thatis furnished with a single connection cable that has an electrical connector at the endNOTE See IEV (IEC 60050) definition 482-02-17.4DV DE Modification of Clause 4 of the Part 2:Replacing “cause no danger to person or

41、 surroundings” with “reduce the risk of fire,electric shock, and/or injury to persons” in the third paragraph.5.14DV.1 DE Modification of Clause 5.14 of the Part 1:Replace “NOTE” with “NOTE 1DV”.SEPTEMBER 15, 2017 NATIONAL DIFFERENCES FOR 7UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCT

42、ION ORDISTRIBUTION WITHOUT PERMISSION FROM UL5.14DV.2 DE Modification of Clause 5.14 of the Part 1 by adding the following NOTE:NOTE 2DV Attention is drawn to the second paragraph of 5.14, as this requires theevaluation of Class II constructions within Class I appliances.7.1DV.1 D2 Modify by adding

43、the following dashed item after the Part 2 replacement ofthe 4th dashed item: If a manufacturer produces or assembles floor-finishing machines at more than onefactory, each finished product shall have a distinctive marking, which may be in code, bymeans of which it may be identified as the product o

44、f a particular factory.7.1DV.2 DE Modify by adding the following dashed item after the second dashed itembelow NOTE 102 of the Part 2: the applicable NFPA 505 Type designation (i.e., E, EE, ES, CGH, CNS, G, GS, D, DS, LP,LPS, CN, G/LP, GS/LPS, G/CN, GS/CNS). (This requirement is not applicable to ma

45、inssupplied machines.)7.1.103DV D2 Add the following text to Clause 7.1 of the Part 2:BATTERIES and BATTERY ASSEMBLIES shall be legibly and permanently marked with the following:a) The manufacturers name, trade name, or trademark.Exception: The manufacturers identification may be in a traceable code

46、 when the BATTERYis identified by the brand or trademark owned by a private labeler.b) Catalog designation or equivalent identification.c) BATTERY nominal voltage, rated ampere-hour capacity, and the hour rating at which thiscapacity is determined.d) Additionally, BATTERY ASSEMBLIES shall be marked

47、with identification letters “Type E,”“Type EE,” or “Type EO.” Individual batteries do not require type marking.7.12.104.DV DR Add Clauses 7.12.104.DV.1 and 7.12.104.DV.2 to Clause 7.12 of the Part2:7.12.104.DV.1 The instructions for Class I, mains supplied machines shall include the textor the equiv

48、alent in (a) plus the information in (b) or (c), as appropriate. The instructionsfor Class II mains supplied machines shall include the text or the equivalent in (d):a) For all Class I appliances:This floor-finishing machine shall be grounded while in use to protect theoperator from electric shock.

49、The machine is provided with a three-contactgrounding-type attachment plug to fit the proper grounding type receptacle.b) For a Class I machine rated less than 15 A and intended for use on a nominal 120-Vsupply circuit, the instructions shall include the statements in either (1) or (2):SEPTEMBER 15, 2017NATIONAL DIFFERENCES FOR8UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL1) This appliance is for use on a nominal 120-V circuit, and has a grounded plugthat looks l