Technical Data Irdh275(B); Data In Tabular Form - Bender ISOMETER IRDH275 Handbuch

9. Technical data IRDH275(B)

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
IRDH275....:
Nominal voltage range U
Nominal frequency f (for f < 50 Hz see characteristic curve on page 81) ............................................ 0.1...460 Hz
n
Nominal voltage range U
IRDH275....-435:
Supply voltage U
(see nameplate).......................................................................................................AC 88...264 V*
s
Frequency range U
................................................................................................................................... 42...460 Hz
s
Supply voltage U
(see nameplate)...................................................................................................... DC 77...286 V*
s
IRDH....-427:
Supply voltage U
(see nameplate)..................................................................................................... DC 19.2...72 V*
s
IRDH275....:
Power consumption .......................................................................................................................................... ≤ 14 VA
Response values
Response value R
(Alarm 1) ................................................................................................................1 kΩ...10 MΩ
an1
Response value R
(Alarm 2) ................................................................................................................1 kΩ...10 MΩ
an2
Relative uncertainty (20 kΩ...1 MΩ) (acc. to IEC 61557-8:2007-01) ............................................................. ±15 %
Relative uncertainty (1 kΩ...20 kΩ) .................................................................................................... +2 kΩ / +20 %
Relative uncertainty (1 MΩ...10 MΩ) .............................................................................................. 0.2 MΩ / +20 %
Response time t at R
an F
Measuring time.......................................................................................................................... see characteristic curve
Hysteresis (1 kΩ...10 kΩ) ................................................................................................................................... +2 kΩ
Hysteresis (10 kΩ...10 MΩ)................................................................................................................................. 25 %
IRDH275_D00122_03_M_XXEN/05.2017
..................................................................................................1AC / 3 (N) AC 0...793 V*
n
...................................................................................................................... DC 0...650 V*
n
= 0.5 x R and C
= 1 μF.............................................................................................. ≤ 5 s
an e
75