Technische Daten; Technical Data - Bender ISOMETER isoCHA425 Schnellstart

Technische Daten

()* = Werkseinstellung
Isolationskoordination nach IEC 60664-1/IEC 60664-3
Bemessungsspannung ...............................................................400 V
Überspannungskategorie .................................................................III
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
Ansprechwerte
Ansprechwert R ..........................................R
an1
Ansprechwert R ..............................................5 kΩ...R
an2
Ansprechunsicherheit R ........................ ±15 %, mindestens ±2 kΩ
an
Hysterese R ................................................. 25 %, mindestens 1 kΩ
an
Unterspannungserkennung U< ......................50 V...U> (off/50 V)*
Überspannungserkennung U> ...................U<...400 V (off/400 V)*
Ansprechunsicherheit U................................ ±5 %, mindestens ±5 V
Hysterese U ....................................................... 5 %, mindestens 5 V
Zeitverhalten
Ansprechzeit t bei R = 0.5 x R
an F
....................................................................................................≤ 1 s
Anlaufverzögerung t ....................................................0...10 s (0 s)*
Ansprechverzögerung t .............................................0...99 s (0 s)*
on
Rückfallverzögerung t ...............................................0...99 s (0 s)*
off
Schnittstelle
Schnittstelle/Protokoll ................RS-485/BMS, Modbus RTU, isoData
Baudrate ...........................................................................................
....BMS (9,6 kBit/s), Modbus RTU (einstellbar), isoData (115,2 kBit/s)
Leitungslänge (9,6 kBit/s) .................................................≤ 1 200 m
Leitung: paarweise verdrillt, Schirm einseitig an PE ..........................
.................................................empfohlen: CAT6/CAT7 min. AWG23*
* Alternativ: paarweise verdrillt, Schirm einseitig an PE ....................
............................................................................min. J-Y(St)Y 2 x 0,6
Abschlusswiderstand .................. 120 Ω (0,25 W), intern, zuschaltbar
Geräteadresse, BMS-Bus, Modbus RTU ............................ 3...90 (3)*
...250 kΩ (46 kΩ)*
an2
an1
und C =1 μF nach IEC 61557-8 ......
an e

Technical data

()* = Factory settings
Insulation coordination acc. to IEC 60664-1/IEC 60664-3
Rated voltage ............................................................................400 V
Overvoltage category ......................................................................III
Supply voltage
Supply voltage U
Tolerance of U
s
Frequency range U
Power consumption .....................................................≤ 3 W, ≤ 9 VA
Monitored IT system
Nominal system voltage U
Tolerance of U
n
Response values
Response value R
(23 kΩ)* Response value R
Relative uncertainty R
Hysteresis R
an
Undervoltage detection U< ............................10 V...U> (off/10 V)*
Overvoltage detection U> ..........................U<...500 V (off/500 V)*
Relative uncertainty U ......................................... ±5 %, at least ±5 V
Hysteresis U .............................................................. 5 %, at least 5 V
Time response
Response time t
....................................................................................................≤ 1 s
Start-up delay t ...........................................................0...10 s (0 s)*
Response delay t
Delay on release t
Interface
Interface/protocol .......................RS-485/BMS, Modbus RTU, isoData
Baud rate ..........................................................................................
.....BMS (9.6 kBit/s), Modbus RTU (selectable), isoData (115.2 kBit/s)
Cable length (9.6 kBit/s) ...................................................≤ 1,200 m
Cable: twisted pairs, shield connected to PE on one side ..................
...........................................recommended: CAT6/CAT7 min. AWG23*
* alternative: twisted pairs, shield connected to PE on one side ........
............................................................................min. J-Y(St)Y 2 x 0.6
Terminating resistor........120 Ω (0.25 W), internal, can be connected
Device address, BMS bus, Modbus RTU ............................ 3...90 (3)*
isoCHA425_D00352_01_Q_DEEN/ 05.2021
ISOMETER® isoCHA425
..............................AC 100...240 V/DC 24...240 V
s
..............................................................-30...+15 %
...........................................................47...63 Hz
s
..........................................DC 50...400 V
n
........................................................................+ 25 %
........................................R
an1
............................................5 kΩ...R
an2
..................................±15 %, at least ±2 kΩ
an
....................................................... 25 %, at least 1 kΩ
at R = 0.5 x R and C =1 μF acc. to IEC 61557-8 ..
an F an e
.......................................................0...99 s (0 s)*
on
.....................................................0...99 s (0 s)*
off
...250 kΩ (46 kΩ)*
an2
(23 kΩ)*
an1
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