Technical Data Ir1570/1575; Data In Tabular Form - Bender A-ISOMETER IR1570 Series Operating Manual

Insulation monitoring device for it ac and it dc systems
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6. Technical Data IR1570/1575

6.1 Data in tabular form

Insulation coordination acc. to IEC 60664-1
Rated voltage ............................................................................................................................... AC 500 V
Rated impulse voltage/pollution degree ...................................................................................... 4 kV / 3
Voltage ranges
IR157x:
Nominal voltage range U
n
Nominal frequency f
........................................................................................................... 30...460 Hz
n
IR1575 (in addition):
Nominal voltage range U
n
IR157x-435:
Supply voltage U
to A0/A1 (see nameplate).................................................................. AC 88...264 V
s
Frequency range of U
.......................................................................................................... 42...460 Hz
s
Supply voltage U
to A0/A2 (see nameplate) .............................................................. AC 340...460 V
s
Frequency range of U
............................................................................................................. 47...63 Hz
s
Supply voltage U
to A0/A1 (see nameplate).................................................................. DC 77...286 V
s
IR157x-434:
Supply voltage U
to A0/A1 (see nameplate).................................................................... AC 16...72 V
s
Frequency range of U
.......................................................................................................... 42...460 Hz
s
Supply voltage U
to A0/A1 (see nameplate)................................................................. DC 10,2...84 V
s
IR157x:
Power consumption .......................................................................................................................
Response values
Response value R
(Alarm1) ................................................................................................ 2 kΩ...1 MΩ
an1
Response value R
(Alarm2) ................................................................................................ 2 kΩ...1 MΩ
an2
Absolute error (2 kΩ...10 kΩ) .......................................................................................................... +2 kΩ
Relative percentage error (10 kΩ...1 MΩ)............................................................................ 0 %...+20 %
Response time t
at R
= 0.5 x R
an
F
Response time t
at R
= 0.5 x R
an
F
Measuring time.................................................................................................... see characteristic curves
Hysteresis (2 kΩ...10 kΩ) ................................................................................................................. +2 kΩ
Hysteresis (10 kΩ...1 MΩ).................................................................................................................. 25 %
TGH1370en/12.2019
............................................................................... 1AC / 3(N)AC 0...480 V
.................................................................................................. DC 0...480 V
and C
= 1 μF (IR1570), at R
an
e
and C
= 1 μF (IR1575)..........................................................
an
e
< 100 kΩ ............................
an
5 VA
1 s
5 s
33

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