Electric instantaneous water heaters-Performance requirements. Single point of use electric instantaneous showers. Efficiency
瞬时电热水器
2020-09-04
BS EN IEC 63159-2-2-2021
Household electric instantaneous water heaters. Methods for measuring the performance-Efficiency of single point of use electric instantaneous water heaters
家用瞬时电热水器 性能测量方法
2021-12-07
IEC 63159-2-2-2021
Household electric instantaneous water heaters - Methods for measuring the performance - Part 2-2: Efficiency of single point of use electric instantaneous water heaters
家用瞬时电热水器.性能测量方法.第2-2部分:单点使用瞬时电热水器的效率