ISOMETER® isoRW685W-D
The ISOMETER® isoRW685W-D is an insulation monitoring device for IT systems in accordance with IEC 61557-8 for railway applications and has been specifically tested according to DIN EN 50155. It is universally applicable in AC, 3(N)AC, AC/DC and DC systems. AC systems may include extensive DC-supplied loads (such as rectifiers, inverters, variable-speed drives).
- Características
- Aplicaciones
- Accesorios
- Información de pedido
- Descargas
- ISOMETER® for IT AC systems with galvanically connected rectifiers or inverters and for IT DC systems (IT = unearthed systems).
- Nominal system voltage Un expandable via coupling devices
- Automatic adaptation to the existing system leakage capacitance.
- Combination of AMPPlus and other profilespecific measurement methods.
- Two separately adjustable response value ranges of 1 kΩ…10 MΩ for alarm 1 and alarm 2
- High-resolution graphic LC display for excellent readability and recording of the device status.
- Connection monitoring (monitoring of the measuring lines).
- Automatic device self test.
- Graphical representation of the insulation resistance over time (isoGraph)
- History memory with real-time clock (buffer for three days) for storing 1023 alarm messages with date and time.
- Current and voltage output 0(4)…20 mA, 0…400 μA, 0…10 V, 2…10 V (galvanically separated) which is analogous to the measured insulation value of the system.
- Freely programmable digital inputs and outputs.
- Remote setting via the Internet or Intranet (Webserver/Option: COMTRAXX® Gateway).
- Worldwide remote diagnosis via Internet.
- RS-485/BS (Bender sensor bus) for communication with other Bender devices
- BCOM, Modbus TCP and web server
- AC, DC or AC/DC main circuits
- AC/DC main circuits with directly connected DC components, such as rectifiers, converters, variable-speed drives
- UPS systems, battery systems
- Heaters with phase control
- Systems including switched-mode power supplies
- IT systems with high leakage capacitances
Accesorios obligatorios para ISOMETER® isoRW685W-D
| Type designation | Art. No. |
|---|---|
| A set of screw terminals* | B91067901 |
| A set of push-wire terminals | B91067902 |
| Enclosure accessories (terminal cover, 2 mounting clips)* | B91067903 |
* included in the scope of delivery
Accesorios opcionales para ISOMETER® isoRW685W-D
| Type designation | Type | Art. No. |
|---|---|---|
| Coupling devices | AGH150W-4 AGH204S-4 AGH520S AGH676S-4 | B98018006 B914013 B913033 B913055 |
Suitable measuring instruments on request!
Variantes de ISOMETER® isoRW685W-D
| Type | Nominal system voltage range Un | Supply voltage US | Art. No. |
|---|---|---|---|
| isoRW685W-D | AC 0…690 V; 1…460 Hz DC 0…1000 V | AC 24…240 V; 50…400 Hz / DC 24…240 V | B91067012W |
Descargas para ISOMETER® isoRW685W-D
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