DIN EN 62056-5-3 : 2020 Title: Electricity metering data exchange - The DLMS/COSEM suite - Part 5-3: DLMS/COSEM application layer (IEC 62056-5-3:2017); English version EN 62056-5-3:2017 Year: 2020 Publisher: DIN Media GmbH Availability: Within 1-2 working days