充电器能源之星
有谁知道出美洲的充电式电动工具所配的充电器在做能源之星时是属于BcS 还是 EPS啊能耗和效率上都有哪些限值要求？怎么测试。
谢谢 www.energystar.gov 自己看看吧 这不看起来需要时间理解嘛， 急需知道方向。
如果属于BCS 就不用去看EPS部分了啊。 Class A External Power Supply
42 U.S.C. 6291(36)(C) as amended by Section 301 of EISA 2007
IN GENERAL- The term class A external power supply means a device that—
is designed to convert line voltage AC input into lower voltage AC or DC output;
is able to convert to only 1 AC or DC output voltage at a time;
is sold with, or intended to be used with, a separate end-use product that constitutes the primary load;
is contained in a separate physical enclosure from the end-use product;
is connected to the end-use product via a removable or hard-wired male/female electrical connection, cable, cord, or other wiring; and
has nameplate output power that is less than or equal to 250 watts.
EXCLUSIONS- The term class A external power supply does not include any device that—
requires Federal Food and Drug Administration listing and approval as a medical device in accordance with section 513 of the Federal Food, Drug, and Cosmetic Act (21 U.S.C. 360c); or
powers the charger of a detachable battery pack or charges the battery of a product that is fully or primarily motor operated.
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