
IT System beeing monitored
Tolerance of Un.......................................... AC +10 % / DC +5%
Frequency range of Un.........................................DC, 1…460 Hz
Measuring circuit
Measuring voltage Um (peak) .......................................... ±50 V
Internal resistance DC Ri..................................................≥ 70 kΩ
Internal resistance DC Ri[isoLR1685DP] .........................≥ 15 kΩ
Permissible extr. DC voltage Ufg [iso1685DP]...........≤ DC 1600 V
Permissible extr. DC voltage Ufg [isoHV1685D]........≤ DC 3150 V
Permissible extr. DC voltage Ufg [isoLR1685DP].........≤ DC 720 V
Permissible system leakage capacitance Ce.................................
profile and device dependent.................................. 0…2000 μF
Interfaces
Interface/protocol.............................. RS-485/BMS/Modbus RTU
Measuring circuit for ins. fault location [isoxx1685DP]
Locating current ILDC ....................................................≤ 50 mA
Test cycle/Pause.................................................................2 s/4 s
Switching elements
Switching elements 3 changeover contacts:
K1 .......................................................(insulation fault Alarm 1)
K2 .......................................................(insulation fault Alarm 2)
K3 ...........................................................................(device error)
Contact data acc. to IEC 60947-5-1
Rated insulation voltage ....................................................250 V
Minimum contact rating.......................... 1 mA at AC/DC ≥ 10 V
Other
EMC .......................................................................IEC 61326-2-4
Degree of protection, built-in components (DIN EN 60529) IP30
Degree of protection, terminals (DIN EN 60529) ................. IP20
Überwachtes IT System
Toleranz von Un..........................................AC +10 % / DC +5%
Frequenzbereich von Un..................................... DC, 1…460 Hz
Messkreis
Messspannung Um (Spitzenwert)......................................±50 V
Innenwiderstand DC Ri....................................................≥ 70 kΩ
Innenwiderstand DC Ri[isoLR1685DP]............................≥ 15 kΩ
Zul. Fremdgleichspannung Ufg [iso1685DP].............≤ DC 1600 V
Zul. Fremdgleichspannung Ufg [isoHV1685D]..........≤ DC 3150 V
Zul. Fremdgleichspannung Ufg [isoLR1685DP]...........≤ DC 720 V
Zulässige Netzableitkapazität Ce..................................................
profil- und geräteabhängig .....................................0…2000 μF
Schnittstellen
Schnittstelle/Protokoll....................... RS-485/BMS/Modbus RTU
Messkreis für Isolationsfehlersuche [isoxx1685DP]
Prüfstrom ILDC ..............................................................≤ 50 mA
Prüftakt/Pause...................................................................2 s/4 s
Schaltglieder
Schaltglieder 3 Wechsler:
K1 .......................................................(Isolationsfehler, Alarm 1)
K2 .......................................................(Isolationsfehler, Alarm 2)
K3 ..........................................................................(Gerätefehler)
Kontaktdaten nach IEC 60947-5-1
Bemessungsisolationsspannung ........................................250 V
Minimale Kontaktbelastbarkeit .............. 1 mA bei AC/DC ≥10 V
Sonstiges
EMV .......................................................................IEC 61326-2-4
Schutzart Einbauten (DIN EN 60529) ....................................IP30
Schutzart Klemmen (DIN EN 60529) .....................................IP30
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Bender GmbH & Co. KG
PO Box 1161 • 35301 Gruenberg • Germany
Londorfer Str. 65 • 35305 Gruenberg • Germany
Tel.: +49 6401 807-0 • Fax: +49 6401 807-259
isoxx1685Dx-x25_D00272_02_Q_DEEN / 04.2019/ pdf / © Bender GmbH & Co. KG, Germany – Subject to change! The specied standards take into account the edition valid until 04/2019 unless otherwise indicated.