Technical Standard

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These requirements cover humidifiers rated 600 V or less, and intended to be used in accordancewith the National Electrical Code (NEC), ANSI/NFPA 70, and the Rules of the Canadian Electrical Code(CEC), Part I, C22.1.

1.2 These requirements cover humidifiers intended for residential and commercial use. This includeshumidifiers of the centrifugal atomizing type, evaporative-media type, water-injection type, steam type,and the like. The humidifiers may be for installation in a room, mounted on a wall or a ceiling, or for ductor plenum mounting.

1.3 These requirements apply to equipment that includes an electric heating element to heat air or water,or both.

1.4 These requirements do not apply to evaporative coolers that are also intended to be used for cooling.

1.5 These requirements do not apply to portable, electrode-type products, such as vaporizers, which arecovered by the Standard for Electric Heating Appliances, UL 499, and the CSA Standard for HouseholdCooking and Liquid-Heating Appliances, CAN/CSA-C22.2 No. 64.

Product Details

Edition:

4th

Published:

04/01/2011

ISBN(s):

9781554916238

Number of Pages:

111

File Size:

1 file , 1.4 MB

Product Code(s):

2421181, 2421181