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.