家用和类似用途电器的安全 第2部分：商用电动强制对流烤箱、蒸汽炊具和蒸汽对流烤箱的特殊要求

[中文适用范围]： 涉及电动商用强制对流烤箱、蒸汽炊具、蒸汽对流烤箱以及（不包括任何其他用途）非家用蒸汽发生器的安全性，单相电器的额定电压不超过 250 V连接在一相和中性点之间，并为其他设备连接 480 V。与 IEC 335-1（第三版）结合使用。还取代了 IEC 335-2-46 (1986) [外文原描述]： Deals with the safety of electrically operated commercial forced convection ovens, steam cookers, steam-convection ovens and, exclusive of any other use, steam generators, not intended for household use, their rated voltage being not more than 250 V for single-phase appliances connected between one phase and neutral and 480 V for other appliances. Is to be used in conjunction with IEC 335-1 (third edition). Also replaces IEC 335-2-46 (1986)