N–PE separation and residual current in TN-S and TT systems
The guide illustrates this model's “Single-point residual and parasitic current monitoring” function with a product example.
Read the technical guideOfficial Bender product image
BENDER DISTRIBUTOR IN TÜRKİYE · ADEO TEKNİK
Bender LINETRAXX® RCM420Residual Current Monitoring
AC and pulsating DC residual current monitoring in TN and TT systems.
- Type A residual current monitoring sensitive to AC and pulsating DC.
- Two independently adjustable alarm thresholds.
- Frequency range 42…2000 Hz.
A CLOSER LOOK AT THE PRODUCT
Technical specifications and functions.
AC and pulsating DC residual current monitoring in TN and TT systems. When selecting, consider nominal values, supply options and required system components together.
Bender official product source ↗- Type A residual current monitoring sensitive to AC and pulsating DC.
- Two independently adjustable alarm thresholds.
- Frequency range 42…2000 Hz.
- Numerical measured-value indication on the LC display.
- Monitoring of the measuring current transformer connection.
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.
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The guide illustrates this model's “RCM: single-point measurement and alarm” function with a product example.
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The guide illustrates this model's “Residual current monitoring in a TN/TT system” function with a product example.
Read the technical guideHow do you choose Type A or Type B residual current monitoring?
The guide illustrates this model's “RCM · Monitoring / alarm” function with a product example.
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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20 / 20 options
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Model options and technical values
| Model | Alarm range I Δn | Frequency range | Supply voltage U S * | Order code |
|---|---|---|---|---|
| RCM420-D-1 | 10 mA…10 A | 42…2000 Hz | DC 9,6…94 V / / AC 16…72 V, 42…460 Hz | B74014001 / B94014001 |
| RCM420-D-2 | 10 mA…10 A | 42…2000 Hz | DC 70…300 V / / AC 70…300 V, 42…460 Hz | B74014002 / B94014002 |
Manufacturer table notes (original language):
* Absolute values **(B7… = push-wire terminal / B9… = screw-type terminal)
Explore compatible accessories
Compatible accessories · 1
| Model | Internal diameter (mm) | Order code |
|---|---|---|
| CTAC20 | ø 20 | B98110005 |
| CTAC35 | ø 35 | B98110007 |
| CTAC60 | ø 60 | B98110017 |
| CTAC120 | ø 120 | B98110019 |
| CTAC210 | ø 210 | B98110020 |
| WR70x175S | 70 x 175 mm | B911738 |
| WR115x305S | 115 x 305 mm | B911739 |
| WR150x350S | 150 x 350 mm | B911740 |
| WR200x500S | 200 x 500 mm | B911763 |
| WR70x175SP | 70 x 175 mm | B911790 |
| WR115x305SP | 115 x 305 mm | B911791 |
| WR150x350SP | 150 x 350 mm | B911792 |
| WR200x500SP | 200 x 500 mm | B911793 |
| WS20x30 | 20 x 30 | B98080601 |
| WS50x80 | 50 x 80 | B98080603 |
| WS80x120 | 80 x 120 | B98080606 |
Manufacturer table notes (original language):
Accessories
Compatible accessories · 2
| 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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5 / 5 documents
Datasheet
RCM420
RCM420_D00057_D_XXEN.pdfOpen document ↗DatasheetXM420 interface options
XM420-interface-option_D00051_D_XXEN.pdfOpen document ↗Operating manualRCM420
RCM420_D00057_M_XXEN.pdfOpen document ↗Conformity documentRCM42x
CEKO_RCM42x.pdfOpen document ↗Conformity documentUKCA - RCM42x
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About manufacturer sources
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Other languages, accessory documents and current revisions · 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 ↗
Residual current monitoring
