Bender ISOMETER IRDH575, Manual

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IRDH575_D00089_05_M_XXEN/01.2020
9. Technical data IRDH575
9.1 Data in tabular form
The values marked with * are absolute values
Insulation coordination acc. to IEC 60664-1
Rated voltage .....................................................................................................................................................AC 800 V
Rated impulse voltage/pollution degree ..............................................................................................................8 kV/3
Voltage ranges
IRDH575B1-4235:
Nominal voltage range
U
n
........................................................................................................ AC, 3NAC 20…150 V*
Nominal frequency
f
n
............................................................................................................................... 50…460 Hz
Nominal voltage range
U
n
.................................................................................................................... DC 20…150 V*
IRDH575B1-435:
Nominal voltage range
U
n
........................................................................................................ AC, 3NAC 20…575 V*
Nominal frequency
f
n
(for
f
< 50 Hz see characteristic curve on page 97) ............................................ 50…460 Hz
Nominal voltage range
U
n
.................................................................................................................... DC 20…575 V*
IRDH575B2-435:
Nominal voltage range
U
n
..................................................................................................... AC, 3NAC 340…760 V*
Nominal frequency
f
n
(for
f
< 50 Hz see characteristic curve on Page 97) ............................................ 50…460 Hz
Nominal voltage range
U
n
.................................................................................................................. DC 340…575 V*
IRDH575B1-435:
Supply voltage
U
s
(see name plate).......................................................................................................... 88…264 V*
Frequency range
U
s
................................................................................................................................... 42…460 Hz
Supply voltage
U
s
(see name plate ...................................................................................................... DC 77…286 V*
IRDH575B1-427:
Supply voltage
U
s
(see name plate).................................................................................................... DC 19.2…72 V*
Power consumption .......................................................................................................................................... ≤ 14 VA
Response values
Response value
R
an1
(Alarm1) ................................................................................................................ 1 kΩ…10 MΩ
Response value
R
an2
(Alarm2) ................................................................................................................ 1 kΩ…10 MΩ
Relative uncertainty (20 kΩ…1 MΩ) (acc. to IEC 61557-8:2007-01) ............................................................. ±15 %