IEC 60601-2-66:2019 RLV包含官方IEC国际标准及其红线版本。Redline版本不是官方文档，它只有英文版本，为您提供了一种快速简单的方法来比较IEC官方标准与其以前版本之间的所有变化。 IEC 60601-2-66:2019适用于助听器和助听器系统的基本安全性，以下也称为ME设备或ME系统。IEC 60601-2-66:2019取消并取代2015年发布的第二版。它构成技术修订。与上一版相比，此版本包括以下重大技术变更: a)修订基本性能的定义； b)修订IEC 60601-1-2:20 14电磁干扰的应用；c)将助听器使用的电压从1.6 V校正到4.5 V； d)将跌落测试水平从1.5 m校正到1.0 m； e)更正IEC 60601-2-66:2015的措辞。

IEC 60601-2-66:2019 RLV contains both the official IEC International Standard and its Redline version. The Redline version is not an official document, it is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition.

IEC 60601-2-66:2019 applies to the BASIC SAFETY of HEARING AIDS and HEARING AID SYSTEMS, hereafter also referred to as ME EQUIPMENT or ME SYSTEM. IEC 60601-2-66:2019 cancels and replaces the second edition published in 2015. It constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:
a) revision of the definition about ESSENTIAL PERFORMANCE;
b) revision of the application of IEC 60601-1-2:2014 for electromagnetic disturbances;
c) correction of the used voltage for HEARING AIDS from 1,6 V to 4,5 V;
d) correction of the drop test level from 1,5 m to 1,0 m;
e) correction of the wording of IEC 60601-2-66:2015.