DIN EN 61334-4-1:1998-01 Distribution automation using distribution line carrier systems - Part 4: Data communication protocols; Section 1: Reference model of the communication system (IEC 61334-4-1:1996); German version EN 61334-4-1:1996
1998DIN EN 61334-4-1:1998-01 Distribution automation using distribution line carrier systems - Part 4: Data communication protocols; Section 1: Reference model of the communication system (IEC 61334-4-1:1996); German version EN 61334-4-1:1996