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Datasheet generated 2026-10-07
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Residual Current Circuit Breaker WITH Overcurrent DS203NC C25/100MA (2CSR256140R2254)

ABB · Electrical Components · RCDs & RCBOs · Switzerland · abb.com
Part Number
2CSR256140R2254  ·  HS 8536.90
Residual Current Circuit Breaker WITH Overcurrent DS203NC C25/100MA (2CSR256140R2254)

ABB 2CSR256140R2254 — DS203NC is a 3P+N residual current circuit breaker with overcurrent protection (RCBO) in four modules for the protection against short-circuit currents, overload, earth fault currents, indirect contacts, additional protection against direct contacts.

Technical Specifications

Manufacturer part number (MPN)2CSR256140R2254
EAN / GTIN8012542768425
HS code8536.90
Sales unitpcs
Carbon Footprint (Full Lifecycle)10.992364 kg CO₂ eq
Recyclability Rate of the Product acc. to EN45555Design for Closing Resource Loops - Standard EN45555 - 83.26 %
Sustainable Material Content in Packaging (wt. %)Recycled Paper - 00 %; Recycled Cardboard - 92 %; Recycled Paper - 00 %
Extended Product LifetimeProduct Durability
End Of Life Disassembling Instructions9AKK108469A7475
Environmental Product Declaration - EPD9AKK108469A9830
Type of Residual CurrentType A
Rated Ultimate Short-Circuit Breaking Capacity (I cu )10 kA
Maximum Surge Current0.25 kA
Power Supply ConnectionArbitrary
Energy Limiting Class3
Electrical Endurance10000 cycle
Mechanical Endurance20000 cycle
Number of Protected Poles3
Number of Poles3P+N
Operating CharacteristicInstantaneous
Position of Neutral TerminalsRight
Earthing Switch TypeUndelayed
Options ProvidedNone
Accessories AvailableYes
Connecting CapacityBusbar 10 mm²; Rigid 25 ... 25 mm²; Flexible 25 ... 25 mm²
Rated Cross-Section1 - Solid-Core 25 … 25 mm²; 4 - Multi-Wired 1 … 25 mm²
Tripping CharacteristicC
Rated Operational Voltageacc. to IEC 60898-1 415 V
Rated Insulation Voltage (U i )acc. to IEC/EN 60664-1 500 V
Rated Impulse Withstand Voltage (U imp )4 kV
Input Voltage TypeAC
Rated Current (I n )25 A
Rated Residual Current100 mA
Rated Short-Circuit Capacity6 kA
Rated Conditional Short-Circuit Current (I nc )10 kA
Rated Frequency (f)50/60 Hz
Power LossTotal 10.3 W
Overvoltage CategoryIII
Ambient Air TemperatureOperation -25 … 55 °C
Degree of ProtectionIP2X
Pollution Degree2
Environmental Informationrefer to RoHS information
Width in Number of Modular Spacings4
Product Net Width71 mm
Product Net Height85 mm
Product Net Depth / Length69 mm
Built-In Depth ( t 2 )69 mm
EPLAN Data9AAC181438_EPLAN
CCC Certificate2021980307001650
Declaration of Conformity - CE9AKK106713A5597
Instructions and Manuals9AKK106713A8790
Mounting TypeDIN-Rail
ETIM 9EC000905 - Earth leakage circuit breaker
UNSPSC39121601
eClassV11.0 : 27142207
Object Classification CodeF
StandardsIEC 61009-1; IEC 61009-2-1; EN 61009-1; EN 61009-2-1

Properties

MOQ1

Cross-References

Attached Documents