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Electrical Specifications - Megger AVO410 Gebruikershandleiding

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  • DUTCH, pagina 56

ELECTRICAL SPECIFICATIONS

Accuracy is ± (% reading + number of digits) at 23 ºC ±5 ºC, less than 80% R.H
DC/AC volts
Range
600.0 mV
6.000
60.00 V
600.0 V
DC 1000 V/AC 750 V
Over voltage protection:
Input impedance:
CMRR/NMRR
(Common mode rejection ration/normal mode rejection ratio)
V
:
AC
V
:
DC
AC conversion type:
AC conversions are AC coupled True RMS responding, calibrated to the sine
wave input.
*1
The basic accuracy is specified for a sine wave below 4000 counts. Over 4000
counts, add 0.6% to the accuracy. For non-sine waves below 2000 counts, refer
to the following for accuracy:
Crest factor:
DC/AC current
Range
600.0 µA
6000 µA
6.000 A
10.00 A
DC accuracy
± (0.5% + 2 digits)
DC 1000 V or AC
10 MΩ // less than 100 pF
CMRR >60 dB at DC, 50 Hz/60 Hz
CMRR >100 dB at DC, 50 Hz/60 Hz
NMRR >50 dB at DC, 50 Hz/60 Hz
±1.5% addition error for C.F from1.4 to 3
C.F. = Peak/rms
DC accuracy
± (1.0% + 2 digits)
AC accuracy
50 Hz/60 Hz sine wave
only for 600.0 mV range,
± (0.9% + 5 digits) 50 Hz
~ 500 Hz
*1
AC accuracy
N/A
±(1.5% +6 dgt)
50 Hz ~ 500 Hz
*1
Voltage burden
<4 mV/µA
2 V max
11

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