Bender ISOMETER isoRW425 Quick Start Manual
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Summary of Contents for Bender ISOMETER isoRW425
- Page 1 ISOMETER® isoRW425 Insulation monitoring device for unearthed IT AC-, AC/DC and DC systems (IT systems) for railway applications up to 3(N)AC, AC/DC 440 V Software version: D0418 V2.xx isoRW425_D00052_04_Q_XXEN / 03.2019 Quickstart EN...
- Page 2 ISOMETER® isoRW425 Information! Read the corresponding manual in addition to this quickstart. Downloadable at: www.bender.de/en/service-support/downloads Type of device Version Manual No. Art. No. isoRW425-D4W-4 Push-wire terminal D00052 B71037000W isoRW425-D4W-4 Screw-type terminal D00052 B91037000W Mounting clip for screw fixing B98060008 (1 piece per device) Intended use The ISOMETER®...
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Page 3: Installation
ISOMETER® isoRW425 Installation Click & Click! All dimensions in mm isoRW425_D00052_04_Q_XXEN / 03.2019... - Page 4 Wiring diagram L1/+ L2/- L1/+ COM465IP Test / Reset isoRW425 RS-485 isoRW425_D00052_04_Q_XXEN / 03.2019...
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Page 5: Wiring Diagram Legend
ISOMETER® isoRW425 Wiring diagram legend Terminal Connections A1, A2 Connection to the supply voltage U via a fuse: If supplied from an IT system, both lines have to be protected by a fuse.* E, E, KE Connect each terminal separately to PE: The same wire cross section as for „A1“, „A2“... -
Page 6: Menu Overview
Menu overview Messwertanzeige Standardanzeige Menüauswahl Menü Enter oder t > 5 Min. R [k ] Enter C [µF] U L1 L2 [ V] Parameterauswahl UL1 [ V] UL2 [ V] R [ %] . . . U R [k ] Enter Optionales Passwort Funktion... -
Page 7: Display Elements
ISOMETER® isoRW425 Display elements Device front/display Function green - On yellow - alarm yellow - alarm ON AL1 AL2 Up button Test button (press > 1.5 s) Down button R MENU Reset button (press > 1.5 s) ENTER MENU MENU button (press > 1.5 s) U: Nominal system voltage U R: InsuIation resistance R C: System leakage capacitance C... -
Page 8: Supply Voltage
Technical data ()* = Factory settings Insulation coordination acc. to IEC 60664-1/IEC 60664-3 Rated voltage ....................................440 V Overvoltage category....................................III Supply voltage Supply voltage U .............................AC 100…240 V/DC 24…240 V Tolerance of U ..................................-30…+15 % Frequency range U ..................................47…63 Hz Power consumption................................≤... - Page 9 ISOMETER® isoRW425 Connection Connection type............................screw-type or push-wire terminal Screw-type terminals: Nominal current....................................≤ 10 A Tightening torque ............................0.5…0.6 Nm (5…7 lb-in) Conductor sizes ..................................AWG 24-12 Stripping length....................................8 mm Rigid/flexible ..................................0.2…2.5 mm² Flexible with ferrules with/without plastic sleeve ......................0.25…2.5 mm² Multi-conductor rigid................................0.2…1.5 mm² Multi-conductor flexible..............................0.2…1.5 mm²...
- Page 10 isoRW425_D00052_04_Q_XXEN / 03.2019...
- Page 11 ISOMETER® isoRW425 isoRW425_D00052_04_Q_XXEN / 03.2019...
- Page 12 Nachdruck und Vervielfältigung Reprinting and duplicating nur mit Genehmigung des Herausgebers. only with permission of the publisher. Bender GmbH & Co. KG Bender GmbH & Co. KG Postfach 1161 • 35301 Grünberg • Deutschland PO Box 1161 • 35301 Gruenberg • Germany Londorfer Str.
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