2016年9月15日，美国FTC更新了热水器的能效标签法规。该法规的生效日期为2017年6月12日。

适用产品：

*热水器

实施计划：

2017年6月12日以后，在美国生产或进口到美国的热水器必须符合新的能效标签法规要求，详见16CFR305。

主要更新：

1. 标签底部的相关语句修改如下：

*对于Appendix D1-D3中涵盖的储热式热水器
i. Your costs will depend on your utility rates and use.
ii. [Cost range based only on models fueled by [natural gas, oil, propane, or electricity] with a [very small, low, medium, or large] first hour rating ([fewer than 18 gallons, 18–50.9 gallons, 51–74.9 gallons, or greater than 75 gallons]).
iii. Estimated energy cost is based on a national average [electricity, natural gas, propane, or oil] cost of [___cents per kWh or $___per therm or gallon].
iv. Estimated yearly energy use: ___ [kWh or therms].
v. ftc.gov/energy.

对于即热式热水器（Appendix D4）
i. Your costs will depend on your utility rates and use.
ii. Cost range based only on models fueled by natural gas with a [very small, low, medium, or large] gallons per minute rating ([0 to 1.6, 1.7 to 2.7, 2.8 to 4.0, or greater than 4.0])
iii. Estimated energy cost is based on a national average [natural gas, or propane] cost of [llcents per kWh or $llper therm or gallon].
iv. Estimated yearly energy use: ___[kWh or therms].
v. ftc.gov/energy.

2. 对于容量的标注要求修改如下

*储热式热水器的容量应标注额定容量和第一个小时额定值
*即热式热水器应标注加仑/分钟

旧的能效标签	新的能效标签