IEC 62820-1-2-ed.2.0-RLV

Annotation of standard text IEC 62820-1-2-ed.2.0-RLV :

IEC 62820-1-2:2026 RLV contains both the official IEC International Standard and its Redline version. The Redline version 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 62820-1-2:2026 specifies the technical requirements for the composition, functions, performance and test methods of building intercom systems using the Internet protocol (IP), and it is a supplement to IEC 62820-1-1. This document is applicable to the IP building intercom systems for both residential and commercial buildings.