Humidifiers

Designation Number:
C22.2 NO. 104
Standard Type:
National Standard of Canada - Domestic
Standard Development Activity:
New Edition
Status:
Proceeding to development
SDO Comment Period Start Date:
SDO Comment Period End Date:
Posted On:

Scope:

1.1 These requirements cover humidifiers rated 600 V or less, and intended to be used in

accordance with 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

includes humidifiers 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 duct or 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 are covered by the Standard for Electric Heating Appliances, UL 499, and the CSA

Standard for Household Cooking and Liquid-Heating Appliances, CAN/CSA-C22.2 No. 64.

Project need:

This is the 5th edition of bi-national standard C22.2 No. 104 / UL 998 that CSA and UL has agreed on. The intent of the project is to update and add new harmonized requirements for both, Canadian and US industries

Note: The information provided above was obtained by the Standards Council of Canada (SCC) and is provided as part of a centralized, transparent notification system for new standards development. The system allows SCC-accredited Standards Development Organizations (SDOs), and members of the public, to be informed of new work in Canadian standards development, and allows SCC-accredited SDOs to identify and resolve potential duplication of standards and effort.

Individual SDOs are responsible for the content and accuracy of the information presented here. The text is presented in the language in which it was provided to SCC.