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ISOMETER® IR420-D64 plus AGH ...
Technische Daten IR420-D64...
()* = Werkseinstellung
Isolationskoordination nach IEC 60664-1/IEC 60664-3
(A1, A2) - (11, 12, 14) - (21, 22, 24)
Bemessungsspannung ..................................................300 V
Bemessungs-Stoßspannung ........................................... 4 kV
(AK, E, KE, T/R)
Bemessungsspannung ...................................................400 V
Bemessungs-Stoßspannung ........................................... 6 kV
Überspannungskategorie ...........................................................II
Verschmutzungsgrad .................................................................3
Sichere Trennung (verstärkte Isolierung) zwischen:
................... (A1, A2) - (AK, E, KE, T/R) - (11-12-14) - (21-22-24)
Spannungsprüfungen nach IEC 61010-1 .......................... 2,2 kV
Versorgungsspannung
Versorgungsspannung U
S
Frequenzbereich U
.......................................... 42...460 Hz, DC
S
Eigenverbrauch ............................................................... ≤ 3 VA
Überwachtes System
Netznennspannung U
..................................................... offline
n
mit AGH676S .............................. AC 50...400 Hz, 0...12 kV
mit AGH150W -4 .....................................................................
...................................................................AC 0...1150 V
...................................................................DC 0...1760 V
mit AGH204S-4 ......................................................................
...................................................................AC 0...1650 V
..........................................................AC + DC 0...1300 V
Ansprechwerte
Ansprechwert R
(AL 1) .................... 100 kΩ...10 MΩ (1 MΩ)*
an1
Ansprechwert R
(AL 2) ................ 100 kΩ....10 MΩ (100 kΩ)*
an2
Ansprechabweichung (≤4 MΩ) ....................................... ±15 %
Ansprechabweichung (>4 MΩ ...10 MΩ) ....................... ±50 %
Hysterese ........................................................................ +25 %
Zeitverhalten
Ansprechzeit t
bei R
= 0,5 x R
an
F
Anlaufverzögerung t ........................................... 0...10 s (0 s)*
Ansprechverzögerung t
..................................... 0...99 s (0 s)*
on
Messkreis
Messspannung U
............................................................. ±12 V
m
Messstrom I
(bei R
= 0 Ω) .......................................... ≤ 10 µA
m
F
Innenwiderstand DC R
................................................. ≥ 1,2 MΩ
i
Impedanz Z
bei 50 Hz .................................................. ≥ 1,1 MΩ
i
Zulässige Fremdgleichspannung U
Zulässige Netzableitkapazität C
12
IR420-D64_D00311_05_M _DEEN/ 08.2020
.............................. AC/DC 70...300 V
und C
= 1 µF ................. ≤ 4 s
an
e
......................... ≤ DC 300 V
fg
.................................... ≤ 10 µF
e
Technical data IR420-D64...
()* = Factory setting
Insulation coordination acc. to IEC 60664-1/IEC 60664-3
(A1, A2) - (11, 12, 14) - (21, 22, 24)
Rated insulation voltage ............................................... 300 V
Rated impulse voltage .....................................................4 kV
(AK, E, KE, T/R)
Rated insulation voltage ............................................... 400 V
Rated impulse voltage .....................................................6 kV
Overvoltage category .................................................................II
Pollution degree ....................................................................... 3
Protective separation (reinforced insulation) between:
................... (A1, A2) - (AK, E, KE, T/R) - (11-12-14) - (21-22-24)
Voltage tests according to IEC 61010-1 ............................. 2.2 kV
Supply voltage
Supply voltage U
.......................................... AC/DC 70...300 V
S
Frequency range U
.......................................... 42...460 Hz, DC
S
Power consumption ......................................................... ≤ 3 VA
System being monitored
Nominal system voltage U
with AGH676S ............................. AC 50...400 Hz, 0...12 kV
with AGH150W -4 ...................................................................
...................................................................AC 0...1150 V
...................................................................DC 0...1760 V
with AGH204S-4 ....................................................................
...................................................................AC 0...1650 V
..........................................................AC + DC 0...1300 V
Response values
Response value R
(AL 1) ................ 100 kΩ....10 MΩ (1 MΩ)*
an1
Response value R
(AL 2) ............. 100 kΩ....10 MΩ (100 kΩ)*
an2
Relative percentage error (≤4 MΩ) ................................. ±15 %
Relative percentage error (>4 MΩ ...10 MΩ) ................ ±50 %
Hysteresis ..........................................................................+25 %
Specified time
Response time t
at R
= 0,5 x R
an
F
Starting delay t ................................................... 0...10 s (0 s)*
Response delay t
.............................................. 0...99 s (0 s)*
on
Measuring circuit
Measuring voltage U
...................................................... ±12 V
m
Measuring current I
(at R
m
Internal DC resistance R
............................................... ≥ 1.2 MΩ
i
Impedance Z
, at 50 Hz ................................................ ≥ 1.1 MΩ
i
Permissible extraneous DC voltage U
System leakage capacitance C
.............................................. offline
n
and C
= 1 µF ................ ≤ 4 s
an
e
= 0 Ω) ................................. ≤ 10 µA
F
..................... ≤ DC 300 V
fg
...................................... ≤ 10 µF
e
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