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ABB S201-C25NA ,2CDS251103R0254 | Single-Pole C-Curve Breaker With Neutral Switch Ratings, Connections and Field Checks

description:Technical identification and selection guidance for ABB S201-C25NA ,2CDS251103R0254, including verified family data, system compatibility and configuration checks....
BASIC INFO

Field verification of S201-C25NA ,2CDS251103R0254

Use the complete S201-C25NA ,2CDS251103R0254 designation when tracing a fault or buying a replacement. S201-C25NA ,2CDS251103R0254 is a single-pole C-curve breaker with neutral switch and its installed duty matters more than a visually similar housing.

Technical data to check first

Technical itemVerified value / selection note
Complete designationS201-C25NA ,2CDS251103R0254
Product familyS201-C NA
Component rolesingle-pole C-curve breaker with neutral switch
Poles1+NA switched neutral
Current25 A
Trip characteristicC
Order code2CDS251103R0254
Final configurationConfirm exact nameplate, hardware revision and order options before purchase

The S201-C25NA ,2CDS251103R0254 values above identify this selection. Verify the actual nameplate, hardware revision and option set before declaring another code equivalent.

Observed fault and process consequence

In this installation, S201-C25NA ,2CDS251103R0254 is intended to protect the selected branch circuit while switching its neutral as specified. Write down the fault indication, operating state and last known good reading before removal.

If S201-C25NA ,2CDS251103R0254 trips or loses communication intermittently, separate wiring and supply faults from device faults. Capture the relevant alarm history and field measurements.

Acceptance evidence

The practical test for S201-C25NA ,2CDS251103R0254 is to check switching, identification and protective test results under the site procedure. Log the expected result, actual result, date and responsible technician.

Do not close a S201-C25NA ,2CDS251103R0254 replacement ticket on visual inspection alone. Confirm the normal function and the planned failure or alarm response where safely testable.

Replacement compatibility review

For S201-C25NA ,2CDS251103R0254, compare branch current, neutral arrangement, fault level, trip curve and DIN-rail footprint. Check the complete order code, not only the family prefix.

A proposed substitute for S201-C25NA ,2CDS251103R0254 requires a documented comparison of electrical or process rating, terminals, communications, mechanical fit and any required settings.

Installation handover

Isolate the circuit or process before touching S201-C25NA ,2CDS251103R0254; follow the site's approved safety procedure. Record cable labels, settings, accessory positions and original markings.

When S201-C25NA ,2CDS251103R0254 is fitted, restore the approved configuration and make sure installation details match the drawings. Keep removed parts until the acceptance result is signed off.

Other codes in this series

The following S201-C NA designations are placed under S201-C25NA ,2CDS251103R0254 for enquiries. Ratings, hardware versions and options may differ; these codes are not declared interchangeable.

  • 2CDS251103R0064, S201-C6NA
  • S201-C1NA
  • S201-C6NA
  • S201-C8NA

Records to keep

File the S201-C25NA ,2CDS251103R0254 order identification, inspection result, settings backup and commissioning evidence with the equipment record.

If S201-C25NA ,2CDS251103R0254 is later reordered, compare the current installation record with the supplier's complete designation before the purchase is released.

 

 

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