Inhaltsverzeichnis
Werbung
Gerät auf Werkseinstellung zurücksetzen
2 s
MENU
Abfrage von Geräteinformationen
Hiermit fragen Sie die Version der Software (1.xx) ab.
Die Daten werden nach Start dieser Funktion als Lauf-
band eingeblendet. Nach Durchlauf der Routine kön-
nen Sie mit den Aufwärts-/Abwärts-Tasten einzelne
Datenabschnitte auswählen.
2 s
MENU
Technische Daten IR427
Isolationskoordination nach IEC 60664-1 / IEC 60664-3
Bemessungsspannung ......................................................................250 V
Bemessungs-Stoßspannung / Verschmutzungsgrad .....................4 kV / 3
Sichere Trennung (verstärkte Isolierung) zwischen
.......................................... (L1, L2, E, KE, 1, 2, 3, 4, Z, Z/k, I) - (11, 12, 14)
Spannungsprüfung nach IEC 61010-1 ..............................................2,2 kV
Versorgungsspannung
Versorgungsspannung U
...................................................................= U
s
Eigenverbrauch .............................................................................. ≤ 4 VA
Überwachtes IT-System
Netznennspannung U
....................................................... AC 70...264 V
n
Nennfrequenz f
.......................................................................47...63 Hz
n
Isolationsüberwachung
Ansprechwert R
....................................................50...500 kΩ (50 kΩ)*
an
Ansprechabweichung .................................................................... ±10 %
Hysterese .......................................................................................... 25 %
Ansprechzeit t
bei R
= 0,5 x R
an
F
Zulässige Ableitkapazität Ce ...............................................................5 μF
Messkreis
Messspannung U
...........................................................................±12 V
m
Messstrom I
(bei R
= 0 Ω)..........................................................≤ 50 μA
m
F
Gleichstrominnenwiderstand R
Impedanz Z
bei 50 Hz .................................................................≥ 200 kΩ
i
Zulässige Fremdgleichspannung U
Laststromüberwachung
Ansprechwert einstellbar ..................................................5...50 A (7 A)*
Ansprechabweichung ..................................................................... ± 5 %
Hysterese ............................................................................................ 4 %
3 x
2 x
3 x
3 x
und C
= 0,5 μF .......................... ≤ 5 s
an
e
..................................................≥ 240 kΩ
i
........................................≤ DC 300 V
fg
Resetting the device to its factory settings
Device information query
Use this menu to query the software version (1.xx).
After activating this function, data will be displayed as
a scrolling text. Once one pass is completed you can
select individual data sections using the Up/Down
keys.
....
Technical data IR427
Insulation coordination acc. to IEC 60664-1 / IEC 60664-3
Rated insulation voltage ...................................................................250 V
Rated impulse voltage/pollution degree .......................................4 kV / 3
Protective separation (reinforced insulation) between ..............................
.......................................... (L1, L2, E, KE, 1, 2, 3, 4, Z, Z/k, I) - (11, 12, 14)
Voltage test according to IEC 61010-1 .............................................2.2 kV
Supply voltage
Supply voltage U
...............................................................................= U
n
S
Power consumption ....................................................................... ≤ 4 VA
IT system being monitored
Nominal system voltage U
Nominal frequency f
..........................................................47......63 Hz
n
Insulation monitoring
Response value R
.................................................50...500 kΩ (50 kΩ)*
an
Relative percentage error .............................................................. ±10 %
Hysteresis .......................................................................................... 25 %
Response time t
at R
an
F
Permissible system leakage capacitance C
Measuring circuit
Measuring voltage U
......................................................................±12 V
m
Measuring current I
(at R
m
Internal DC resistance R
Impedance Z
, at 50 Hz ................................................................≥ 200 kΩ
i
Extraneous DC voltage U
Load current monitoring
Response value, adjustable ...............................................5...50 A (7 A)*
Relative percentage error ................................................................ ±5 %
Hysteresis ............................................................................................. 4%
IR427-MK7_D00118_03_M_DEEN/07.2024
ISOMETER® IR427 plus MK7
....
....
3x
2 s
................................................ AC 70...264 V
n
= 0.5 x R
and C
= 0.5 μF.......................... ≤ 5 s
an
e
.........................................5 μF
e
= 0 Ω) ...............................................≤ 50 μA
F
..............................................................≥ 240 kΩ
i
........................................................≤ DC 300 V
fg
n
13
Werbung
Inhaltsverzeichnis
