socomec 4145 - Page 88

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Transient
Vrms, Vcursor
Inrush current
Inrush current, Inrush duration, Arms1/2, Vrms1/2
System monitoring
Vrms, Arms, Harmonic voltage, Total harmonic
distortion voltage, Plt, Vrms1/2, Arms1/2, Vneg, Hz,
Swells, Dips, Interruption, Rapid Voltage Change. All
parameters are measured simultaneously according to
EN50160 standard.
Specify unreliable readings according to IEC61000-4-30
standard.
8.7 Measurement Range, Resolution, Accuracy
Voltage/Current/Frequency
Measurement
range
Resolution
Accuracy
Vrms (AC+DC)
1~1000Vrms
0.1Vrms
±0.5% of nominal
voltage
Vpk
1~1400Vpk
0.1Vpk
±0.5% of nominal
voltage
V(CF)
1.0~>2.8
0.01
±5%
Arms (AC)
1000/3000A current sensor
<100A current clamp
1~1000/3000A
1~100A
1A
0.1A
±1%±2A
±1%±0.2A
Apk
1~4000Apk
1A
±1%±5 characters
A(CF)
1~10
0.01
±5%
Frequency 50Hz nominal
Frequency 60Hz nominal
42.5~57.5
51~69
0.01Hz
0.01Hz
±0.01%
±0.01%
Dips&Swells
Measurement
range
Resolution
Accuracy
Vrms1/2
0~200% nominal
voltage
0.1Vrms
±1%
Arms1/2
1~3000A
1A
±1%±2A
Threshold value
Threshold is settable according to nominal voltage percentage