How does an insulation monitoring device (IMD) work?
Explore insulation resistance measurement, the Riso alarm and the relationship between measurement method and system.
Read the technical guideProduct families / Insulation monitoring · IMD / ISOMETER® isoGEN423
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Bender ISOMETER® isoGEN423Insulation Monitoring Device (IMD)
Insulation and voltage monitoring device for generator IT systems up to 3(N)AC, AC/DC 400 V.
TECHNICAL SUMMARY
Features that distinguish this model.
Mobile power generation
- Nominal system range 3(N)AC, AC/DC 0…400 V or DC 0…400 V.
- Two independent alarm thresholds: 5…200 kΩ; maximum leakage capacitance 5 µF.
- True RMS voltage measurement and undervoltage/overvoltage detection.
- BMS, Modbus RTU and IsoData via isolated RS-485.
FROM PRODUCT TO TECHNICAL KNOWLEDGE
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Explore the product's function and its system's operating principle through technical explanations.
What is an insulation monitoring device (IMD)?
Progress from system type, voltage, leakage capacitance and application conditions to selecting a suitable IMD.
Read the technical guideSystem leakage capacitance and measuring methods in IMD selection
Learn how leakage capacitance and power electronics affect measurement methods and device selection.
Read the technical guideADEO Teknik · Bender distributor in Türkiye
Ask ADEO Teknik Technical product information and supply support for model selection, compatible components and current manufacturer documentation.
MODEL, ORDER AND ACCESSORY INFORMATION
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Model options and technical values
| Model | Version | Order code |
|---|---|---|
| isoGEN423-D4-4 | Push-wire terminal | B71036325 |
| isoGEN423-D4W-4 | Push-wire terminal | B71036325W |
Explore compatible accessories
Compatible accessories · 1
| Model | Order code |
|---|---|
| Mounting clip for screw mounting (one piece per device) | B98060008 |
| Mounting frame XM420 | B990994 |
Based on tables on the manufacturer's current product page. For marked-value footnotes, connection conditions and variant suitability, review Bender product source ↗ and the technical documents together. Listing an order code does not commit to stock availability or delivery time.
BENDER MANUFACTURER DOCUMENTS
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4 / 4 documents
Datasheet
isoGEN423
isoGEN423_D00221_D_XXEN.pdfTechnical summary source · pp. 1, 2Open document ↗Operating manualisoGEN423
isoGEN423_D00221_M_XXEN.pdfOpen document ↗Conformity documentisoXX425
CEKO_isoXX425.pdfOpen document ↗Conformity documentUKCA - isoxx425
UKCA_isoXX425.pdfOpen document ↗No documents match your search. Change the search or document type.
About manufacturer sources
This summary is based on product descriptions and features on the specified pages of the documents above. Consult the manufacturer document for complete technical values, connection information and ordering options.
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ADEO Teknik · Bender's distributor in Türkiye. Current Bender product source ↗
APPLICATIONS
Its role in your application.
Measures system voltage and conductor-to-earth DC voltages alongside insulation resistance in mobile generators. GEn and dc operating modes are selected according to circuit topology and measurement conditions.
IN THE SAME APPLICATION GROUP
