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2
Technical data
2.1
Abbreviations
+A
Import active energy (to customer)
-A
Export active energy (from customer)
EN
European Standard
Imp/kWh
Quantity of pulses each kWh
LCD
Liquid Crystal Display
LED
Light Emitting Diode
OBIS
Object Identification System
+P
Import active power
-P
Export active power
2.2
Technical specifications
Type
Three phase direct
Voltage
Nominal voltage U
n
3x230/400 Vac
Voltage range
0.8
–
1.15U
n
Frequency
Nominal frequency f
n
50 Hz
Frequency range
0.98
–
1.02 f
n
Current
Reference current I
ref
= I
b
= 10 I
tr
5 A
Maximum current I
max
65A
Minimum current I
min
0.25 A
Starting current I
st
0.004 I
b
Accuracy
Cl. B
Class B in compliance with EN 50470-3
