Technische Daten; Tabellarische Darstellung - Bender ISOMETER isoCHA425 Handbuch

9

Technische Daten

9.1

Tabellarische Darstellung

( )* = Werkseinstellung
Isolationskoordination nach IEC 60664-1/IEC 60664-3
Definitionen:
Messkreis (IC1) ..................................................................................................................................................................... L+, L-
Versorgungskreis (IC2) .........................................................................................................................................................A1, A2
Ausgangskreis (IC3) ....................................................................................................................................................... 11, 14, 24
Steuerkreis (IC4) .....................................................................................................................................................E, KE, T/R, A, B
Bemessungsspannung .......................................................................................................................................................................... 400 V
Überspannungskategorie ........................................................................................................................................................................... III
Bemessungs-Stoßspannung:
IC1/(IC2-4) .............................................................................................................................................................................. 6 kV
IC2/(IC3-4) .............................................................................................................................................................................. 4 kV
IC3/IC4 ................................................................................................................................................................................... 4 kV
Bemessungs-Isolationsspannung:
IC1/(IC2-4) ............................................................................................................................................................................400 V
IC2/(IC3-4) ............................................................................................................................................................................250 V
IC3/IC4 .................................................................................................................................................................................250 V
Verschmutzungsgrad .................................................................................................................................................................................. 3
Sichere Trennung (verstärkte Isolierung) zwischen:
IC1/(IC2-4) .............................................................................................................................. Überspannungskategorie III, 600 V
IC2/(IC3-4) .............................................................................................................................. Überspannungskategorie III, 300 V
IC3/IC4 .................................................................................................................................... Überspannungskategorie III, 300 V
Spannungsprüfungen (Stückprüfung) nach IEC 61010-1:
IC2/(IC3-4) ...................................................................................................................................................................... AC 2,2 kV
IC3/IC4 ........................................................................................................................................................................... AC 2,2 kV
Versorgungsspannung
Versorgungsspannung U ............................................................................................................................ AC 100...240 V/DC 24...240 V
s
Toleranz von U ....................................................................................................................................................................... -30...+15 %
s
Frequenzbereich U ..................................................................................................................................................................... 47...63 Hz
s
Eigenverbrauch ..................................................................................................................................................................... ≤ 3 W, ≤ 9 VA
Überwachtes IT-System
Netznennspannung U ........................................................................................................................................................... DC 50...400 V
n
Toleranz von U .................................................................................................................................................................................. +25 %
n
Messkreis
Messspannung U ................................................................................................................................................................................ ±12 V
m
Messstrom I bei R , Z = 0 ............................................................................................................................................................ ≤ 110 µA
m F F
Innenwiderstand R , Z ..................................................................................................................................................................... ≥ 115 kΩ
i i
Zulässige Netzableitkapazität C ..........................................................................................................................................................≤ 2 μF
e
isoCHA425_D00352_01_M_XXDE / 05.2021
ISOMETER® isoCHA425
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