DIN EN 62056-46 : 2007 Title: Electricity metering - Data exchange for meter reading, tariff and load control - Part 46: Data link layer using HDLC-protocol (IEC 62056-46:2002 + A1:2006); German version EN 62056-46:2002 + A1:2007, text in English Year: 2007 Publisher: DIN Media GmbH Availability: Within 1-2 working days