IEC 60884-2-5:20 17(E)适用于交流适配器。仅带或不带接地触点，额定电压大于50 V但不超过440 V，额定电流不超过32 A，用于室内或室外的家用和类似用途。 本文件也适用于旅行适配器（见附件AA）。对于旅行适配器，范围限于额定电压大于50 V但不超过250 V，额定电流不超过20 A。 本文件不包括允许同时连接两个或多个插头的旅行适配器。 这第二版取消并取代了1995年出版的第一版。本版构成技术修订版。 与上一版相比，此版本包括以下重大技术变更:a)与IEC 60884-1:20 02、修正案1:20 06和修正案2:20 13大体一致； b)新的和修改的定义； c)旅行适配器、具有附加功能的适配器和具有电缆出口的适配器的要求； d)对内置过电流保护装置的适配器的要求； e)警告不要将一个适配器插入另一个适配器的要求； f)适配器结构和形状的新要求。

IEC 60884-2-5:2017(E) applies to adaptors for a.c. only with or without earthing contact, with a rated voltage greater than 50 V but not exceeding 440 V and a rated current not exceeding 32 A, intended for household and similar purposes, either indoors or outdoors.
This document also applies to travel adaptors (see Annex AA). For travel adaptors the scope is limited to a voltage rating greater than 50 V but not exceeding 250 V and to a current rating not exceeding 20 A.
Travel adaptors allowing the simultaneous connection of two or more plugs are not covered by this document.
This second edition cancels and replaces the first edition published in 1995. This edition constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous edition:
a) a general alignment with IEC 60884-1:2002, Amendment 1:2006 and Amendment 2:2013;
b) new and modified definitions;
c) requirements for travel adaptors, for adaptors with additional functions and for adaptors with a cable outlet;
d) requirements for adaptors with incorporated overcurrent protective devices;
e) requirement to warn against inserting an adaptor into another adaptor;
f) new requirements for the construction and  shape of the adaptors.