Household and similar electrical appliances - Safety, Part 2.51: Particular requirements for stationary circulation pumps for heating and service water installations
家用和类似用途电器.安全 第2.51部分:供暖和厂用水装置用固定循环泵的特殊要求
The objective of this Standard is to identically adopt IEC 60335-2-51 Ed 4 and publish as AS/NZS 60335.2.51:2020 to supersede AS/NZS 60335.2.51:2012 three years from the date of publication.