Introduction
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D000044352 en g – E230 Residential Electricity Meter – ZxR100xC/ZMR100xR – User Manual
© Gyr
2.4 Technical
details
2.4.1 Measuring
accuracy
Active Energy
Class B or A MID/IEC class 1 or 2
Reactive Energy (Optional)
Class 2 or 3 IEC
Active Power (Instantaneous)
± 10%
Reactive Power (Instantaneous)
± 10%
VRMS (Instantaneous)
± 2%
IRMS (Instantaneous) at 0.25 A
± 2.5%
IRMS (Instantaneous) at 8.0 A
± 0.8%
IRMS (Instantaneous) at 100.0 A
± 1.0%
Frequency
± 2.0% at a resolution of 0.1 Hz
Power Factor
± 2.5%
2.4.2 RTC (Real Time Clock) accuracy (ZMR100xR only)
Crystal (internal to RTC)
32768 Hz ± 8 ppm max
Accuracy after calibration
± 3 ppm at 25°C
Temperature Drift
± 5 ppm / °C (-40°C…-15°C)
± 3 ppm / °C (-15°C…+60°C)
± 5 ppm / °C (+60°C…+70°C)
2.4.3 Voltage
values
Rated Voltage (U
n
)
Nominal Value
3 x 230/400 V (3 x 120/200 V) 3 x 230 V
Operating Range
3 x 220/380 V to 3 x 240/415 V
(3 x 110/190 V to 3 x 240/415 V)
Tolerance
0.8 to 1.15 U
n
2.4.4 Current
values
MID Reference Current (I
ref
)
Configurable: 5, 10, 15 or 20 A
Maximum Current (I
max
)
125 A (Brass Terminals)
100 A (Steel Terminals)
Starting Current
In accordance with MID Class B
0.4% I
ref
In accordance with MID Class A
0.5% I
ref
Maximum Measuring Range
Approx. 15 mA to 125 A
Load Capacity
Measurements
125 A
Short Circuit < 10mS
10,000 A (standard 30 x I
max
)
