IEC 60335-2-90-A1:2010修改件1 注:提请国家委员会注意，设备制造商和测试机构在发布新的、修订的或修订的IEC出版物后可能需要一段过渡期，以便根据新的要求制造产品，并为进行新的或修订的测试做好准备。 委员会建议，本出版物的内容在出版之日起不早于12个月或不迟于36个月在全国范围内实施。

IEC 60335-2-90-A1:2010 Amendment 1 NOTE The attention of National Committees is drawn to the fact that equipment manufacturers and testing organizations may need a transitional period following publication of a new, amended or revised IEC publication in which to make products in accordance with the new requirements and to equip themselves for conducting new or revised tests. It is the recommendation of the committee that the content of this publication be adopted for implementation nationally not earlier than 12 months or later than 36 months from the date of publication.