前言:这是CSA C22的第一版。2第309号，工业干衣机，CSA集团根据《加拿大电气规范》第三部分发布的一系列标准的一部分。本标准取代了以下技术信息函CSA TIL No.C-42，供受过培训或监督的人员使用的商业、工业和机构电动干衣机的临时认证要求。有关《加拿大电气规范》第二部分标准的一般信息，请参见CSA标准CAN/CSA-C22的前言。2第0号，一般要求和加拿大电气规范，第二部分。本标准的制定符合加拿大标准委员会对加拿大国家标准的要求。CSA集团已将其作为加拿大国家标准发布。范围:1.1本标准适用于商业、工业和机构用电动服装- 根据《加拿大电气规范》第一部分（CEC），仅由经过培训或监督的人员在非危险场所使用的干燥设备，其标称电压不超过600 V。注:为方便起见，在可行的情况下，使用“设备”一词代替“干衣机”或“机器”。1.2其他要求，如适用，适用于除电能外还使用外部能源（如气体或蒸汽）的电器。1.3本标准不适用于一般公众使用的电动干衣机，如住宅用或投币式干衣机。1.4在本标准中，“应”用于表示要求，即用户为遵守本标准而有义务满足的规定；“应该”用于表示建议或建议但不需要的建议； “可”用于表示一个选项或在标准范围内允许的选项。注释随附条款不包括要求或替代要求；随附条款的注释的目的是将解释性或信息性材料与文本分开。表和图的注释被视为表或图的一部分，可以作为要求编写。附件被指定为规范性（强制性）或信息性（非强制性）以定义其应用。

Preface:This is the first edition of CSA C22.2 No. 309,Industrial clothes dryers, part of a series of Standards issued by CSA Group underPart IIof theCanadian Electrical Code. This standard replaces the following Technical Information Letter CSA TIL No. C-42,Interim Certification Requirements for Commercial, Industrial and Institutional Electric Clothes Dryers Intended for Use by Trained or Supervised Personnel.For general information on the Standards of theCanadian Electrical Code, Part II, see the Preface of CSA Standard CAN/CSA-C22.2 No. 0,General Requirements&mdashCanadian Electrical Code, Part II.This Standard has been developed in compliance with Standards Council of Canada requirements for National Standards of Canada. It has been published as a National Standard of Canada by CSA Group.Scope:1.1This Standard applies to commercial, industrial, and institutional electric clothes-drying equipment intended to be used by trained or supervised personnel only, in nonhazardous locations in accordance with theCanadian Electrical Code, Part I(CEC) on circuits having a nominal voltage not exceeding 600 V.Note:Wherever practical, for convenience, the term "appliance" has been used in lieu of "clothes dryer" or "machine".1.2Additional requirements, as applicable, apply to appliances that utilize an external source of energy, such as gas or steam in addition to electrical energy.1.3This Standard does not apply to electric clothes dryers intended for use by the general public such as residential use or coin-operated clothes-drying equipment.1.4In this Standard, "shall" is used to express a requirement, i.e., a provision that the user is obliged to satisfy in order to comply with the standard; "should" is used to express a recommendation or that which is advised but not required; and "may" is used to express an option or that which is permissible within the limits of the Standard. Notes accompanying clauses do not include requirements or alternative requirements; the purpose of a note accompanying a clause is to separate from the text explanatory or informative material. Notes to tables and figures are considered part of the table or figure and may be written as requirements. Annexes are designated normative (mandatory) or informative (non-mandatory) to define their application.