Distribution automation using distribution line carrier systems - Part 3: Mains signaling requirements - Section 21: MV phase-to-phase isolated capacitive coupling device
Publication date:
Nov 20, 2003
General information
90.93Standard confirmedJan 5, 2026
CENELEC
CLC/TC 57
Power systems management and associated information exchange
European Norm
33.020
Telecommunications in general
| 33.040.50
Lines, connections and circuits
Establishes definitions, requirements, methods of testing and rated values for phase-to-phase isolated capacitive coupling devices to be used in medium-voltage (MV) distribution line carrier systems.
Life cycle
NOW
PUBLISHED EN 61334-3-21:1996 90.93
Standard confirmed Jan 5, 2026