EMH metering DIZ, Instructions For Use Manual

Page: 46 / 48

46
Abbreviations
A Active energy
+A Positive active energy (customer obtains from utility company)
−A Negative active energy (customer supplies to utility company)
DIN Deutsches Institut für Normung e.V. (German Standardisation
Institute)
EN European Norm
EVU Utility company
HP Unit of division according to DIN 43880
I Current
ID Identification
IP Ingress Protection
ISO International Standard Organisation
L1, L2, L3 External conductor
LC Liquid Crystal
LED Light emitting diode
MID Measurement Instruments Directive (EU)
N Neutral conductor
OVC Over Voltage Category
P Active power
+P Positive active power (customer obtains from utility company)
−P Negative active power (customer supplies the utility company)
Q Reactive power
+Q Positive reactive power
−Q Negative reactive power
R Reactive energy
+R Positive reactive energy
−R Negative reactive energy
RTC Real Time Clock
RTU Remote Terminal Unit
SML Smart Message Language
S0 Interface as per EN 62053-31
t Actuation duration
U Voltage
UC Utilisation Category