Residual current monitoring strategy: Where should measurements be taken?
The guide illustrates this model's “Circuit monitoring with a split-core sensor” function with a product example.
Read the technical guideProduct families / Residual current monitoring / LINETRAXX® RCMB330
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BENDER DISTRIBUTOR IN TÜRKİYE · ADEO TEKNİK
Bender LINETRAXX® RCMB330Residual Current Monitoring with Split-Core Transformer
Module providing AC/DC residual current monitoring with an integrated split-core measuring current transformer and Modbus RTU.
TECHNICAL SUMMARY
Features of this model.
AC/DC residual current monitoring
- Residual current measurement 10…500 mA; frequency range DC…100 kHz.
- Separate prewarning and main alarm thresholds.
- Value/alarm transmission and parameter setting via Modbus RTU.
- DC 24 V supply, magnetic shield and DIN rail or screw mounting.
FROM PRODUCT TO TECHNICAL KNOWLEDGE
All technical guides ↗Related technical guides
Explore the product's function and its system's operating principle through technical explanations.
RCM versus RCD: How does residual current monitoring work?
Learn the difference between residual current measurement/alarm and tripping for protection.
Read the technical guideHow do you choose Type A or Type B residual current monitoring?
Review AC, pulsating DC and smooth DC detection coverage together with sensor and model 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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5 / 5 options
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Model options and technical values
| Model | Supply voltage U S | Variant | Order code |
|---|---|---|---|
| RCMB330 | DC 24 V (19.2…28.8 V) | Modbus RTU | B74043160 |
Explore compatible accessories
Compatible accessories · 1
| Description | Order code |
|---|---|
| RS-485/USB interface converter | B95012045 |
Manufacturer table notes (original language):
Voltage supply
Compatible accessories · 2
| Model | Maximum number of connectable current transformers | Order code |
|---|---|---|
| STEP-PS/1 AC/24 DC/0.5 | 4 | B94053110 |
| STEP-PS/1 AC/24 DC/1.75 | 14 | B94053111 |
| STEP-PS/1 AC/24 DC/4.2 | 34 | B94053112 |
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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3 / 3 documents
Datasheet
RCMB330
RCMB330_D00389_D_XXEN.pdfTechnical summary source · pp. 1, 2Open document ↗Operating manualRCMB330
RCMB330_D00389_M_XXEN.pdfOpen document ↗Conformity documentRCMB33x
CEKO_RCMB33x.pdfOpen document ↗No documents match your search. Change the search or document type.
About manufacturer sources
This summary is based on the product descriptions, features and variant information on the specified document pages. Consult the manufacturer document for complete technical values, connection information and ordering options.
Current product and variant information · Bender ↗
Data sheets, operating manuals and related manufacturer documents. File names identify the model or accessory; documents retain their original language.
ADEO Teknik · Bender's distributor in Türkiye. Current Bender product source ↗
APPLICATIONS
Its role in your application.
For monitoring applications requiring a transformer to be fitted to an existing circuit without disconnecting primary conductors. Separate evaluation of AC, DC and RMS components helps identify the residual current's characteristics.
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