1.1 本规范涵盖商用微波炉。这些烤箱使用经批准的工业、科学和医疗波段的超高频电磁辐射来解冻、加热和烹饪食物。 1.2 局限性 本规范不包括规范标题所示或商业上可买到的所有商品的类型、尺寸、组、样式和类别，但旨在涵盖适用于一般要求的类型、大小、组、款式和类别。 1.3 烘箱的选择与应用-- 在使用中给出的分类之前 4.1 ，用户机构应确保它们不受微波炉设计的某些方面的限制，例如重量或外部尺寸限制，这将阻止不受限制地使用中给出的分类 4.1 . 1.4 微波炉可用性-- 虽然 4.1 列出了商用烤箱的各种尺寸、类别、组和样式，但并非所有组合都可用。 1.5 以英寸磅为单位的数值应视为标准。括号中给出的国际单位制仅供参考。 1.6 以下注意事项仅适用于试验方法部分，第节 10 ，本规范的: 本标准并不旨在解决与其使用相关的所有安全问题（如有）。本标准的使用者有责任在使用前制定适当的安全、健康和环境实践，并确定监管限制的适用性。 1.7 本国际标准是根据世界贸易组织技术性贸易壁垒委员会发布的《关于制定国际标准、指南和建议的原则的决定》中确立的国际公认的标准化原则制定的。

1.1 This specification covers commercial microwave ovens. These ovens use ultrahigh frequency electromagnetic radiation in the approved industrial, scientific, and medical bands to defrost, heat, and cook food. 1.2 Limitations— This specification does not include all types, sizes, groups, styles, and classes of the commodities indicated by the titles of the specification, or that are commercially available, but is intended to cover the types, sizes, groups, styles, and classes that are suitable for general requirements. 1.3 Oven Selection And Application— Prior to the use of the classifications given in 4.1 , the user agency should ensure they are not restricted by some aspect of the microwave oven design such as a weight or external dimension limitation that would prevent the unrestricted use of the classifications given in 4.1 . 1.4 Microwave Oven Availability— Although 4.1 lists a wide range of sizes, classes, groups, and styles for commercial types of ovens, not all combinations are available. 1.5 The values stated in inch-pound units are to be regarded as the standard. The SI units given in parentheses are for information only. 1.6 The following precautionary caveat pertains to the test method portion only, Section 10 , of this specification: This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.7 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.