IEC 60335-2-49:2002+A1:2008+A2:2017涉及非家用电动商用热柜的安全性。对于连接在一相和中性线之间的单相电器，额定电压不超过250 V，对于其他电器，额定电压不超过480 V。带有加热顶部的热橱柜、加热陈列柜、加热陶器分配器以及加热搁板和桌子也在本标准的范围内。本标准范围内的器具通常用于餐厅、食堂、医院和类似的商业企业。利用其他形式能量的电器的电气部分也在本标准的范围内。该合并版本由第四版（2002年）、修正案1（2008年）和修正案2（2017年）组成。因此，除本出版物外，无需下令修订。

IEC 60335-2-49:2002+A1:2008+A2:2017 deals with the safety of electrically operated commercial hot cupboards not intended for household use. The rated voltage being not more than 250 V for single-phase appliances connected between one phase and neutral, and 480 V for other appliances. Hot cupboards with heated tops, heated display cases, heated crockery dispensers and heated shelves and tables are also within the scope of this standard. The appliances within the scope of this standard are typically used in restaurants, canteens, hospitals and similar commercial enterprises. The electrical part of appliances making use of other forms of energy is also within the scope of this standard. This consolidated version consists of the fourth edition (2002), its amendment 1 (2008) and its amendment 2 (2017). Therefore, no need to order amendment in addition to this publication.