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UL 60335-2-40-2019 pdf free download
UL 60335-2-40-2019 pdf free download.Household And Similar Electrical Appliances — Safety — Part 2-40: Particular Requirements for Electrical Heat Pumps, Air-Conditioners and Dehumidifiers.
• in many countries, additional requirements are specified, for example, by the national health authonties responsthle for the protection of labour and the national authorities responsible for storage, transportation, building constructions and installations.
NOTE 104 This standard does not apply to
• humidifiers intended for use with heatinq and cooling equipment (IEC 60335.2-88);
• appliances designed exclusively for industrial processing;
• appliances intended 10 be used in locations wtiere special conditions prevail, such as the presence of a corrosive or explosive atmosphere (dust, vapour or gas).
IDV.1 DR Modification by replacing the second paragraph of Clause I as follows:
This part of IEC 60335 deals with the safety of electric heat pumps, including hot water heat pumps, air conditioners, dehumidiflers, and hydronic fan coils units, their maximum rated voltages being not more than 300 V for single phase appliances and 15 000 V for all other appliances. Partial units are within the scope of this International Standard.
I DV.2 Dl Modification of the sixth paragraph of this Part 2 by replacing with the following:
This standard does not take into account refrigerants other than refrigerant safety groups as defined by ISO 817 orASHRAE 34 as follows:
a) Al; and
b) BI (for use in appliances installed in machinery rooms as defined in accordance with ANSIIASHRAE 15 (USA) or CSA B52 (Canada), or outdoors only); and
c) A21, A2, and A3, refrigerants with a molar mass not less than 42 kglkmol based on nominal composition.
1 DV.3 DR Modification of the eighth paragraph of Clause 1 as follows:
Replace “ISO 5149” with “ANSI!ASHRAE 15 (USA) and CSA 852 (Canada)”.
I DV.4 DR Modification of Clause I of the Part 2 by adding the following paragraph:
All references to ISO 817 in this Part 2 also apply to ANSIIASHRAE 34. ANSI/ASHRAE 34 shall take orecedence over ISO 817.UL 60335-2-40-2019 pdf free download.
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