DIN EN 61334-5-1 : 2001 Title: Distribution automation using distribution line carrier systems - Part 5-1: Lower layer profiles; The spread frequency shift keying (S-FSK) profile (IEC 61334-5-1:2001); German version EN 61334-5-1:2001; Text in English Year: 2001 Publisher: DIN Media GmbH Availability: Within 1-2 working days