The ABB DDA203A-40/0.03 RCD block provides comprehensive protection against earth fault currents and indirect contacts, ensuring safe and reliable operation in various settings.
Product ModelDDA203 A-40/0.03
Material Number2CSB203101R1400
Product ID69633
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Enhanced Safety FeaturesThe DDA203A-40/0.03 RCD block offers robust protection against sinusoidal alternating earth fault currents and indirect contacts, ensuring a safe environment for people and equipment.
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2. Versatile CompatibilityDesigned for assembly with ABB's S200 series MCBs, this RCD block is versatile and compatible with a wide range of electrical systems, making it suitable for residential, commercial, and industrial applications.
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3. Efficient ProtectionWith a residual current of 300mA, the DDA203A-40/0.03 provides efficient protection against electrical hazards, ensuring that circuits are safeguarded against overloads and short-circuits.
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4. Easy InstallationThe RCD block is designed for easy on-site assembly, making it convenient for electrical engineers and technicians to integrate into existing or new electrical systems.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Standards
IEC/EN 61009 Ann. G
Type of Residual Current
Type A
Rated Voltage (Ur)
230/400 V
Rated Operational Voltage
230/400 V
Rated Insulation Voltage (Ui)
500 V
Rated Impulse Withstand Voltage (Uimp)
4 kV
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5. Compliance with International StandardsThe ABB DDA203A-40/0.03 complies with international standards such as IEC/EN 61009, ensuring that it meets the highest safety and performance requirements for electrical protection devices.
Rated Current (In)
40 A
Rated Residual Current
30 mA
Leakage Current Type
A
Rated Frequency (f)
50 ⦠60 Hz
Power Loss
4.8 W
Power Supply Connection
Arbitrary
Electrical Endurance
10000 cycle
Number of Poles
3
Operating Characteristic
Instantaneous
Connecting Capacity
Rigid 16 ... 16 mm² Flexible 16 ... 16 mm²
Ambient Temperature
-25...55 °C
Ambient Air Temperature
Operation -25...55 °C
Degree of Protection
IP2X
Resistance to Vibrations
20 Cycles with Load 0.8 In: 1g or 1mm 50 ⦠150 ⦠5 Hz
Resistance to Shock acc. to IEC 60068-2-27
25g 2 shocks 13 ms
Environmental Information
Refer to RoHS
Short-Circuit Current Rating (SCCR)
0.03 ... 0.03 A
Product Net Width
87 mm
Product Net Height
93 mm
Product Net Depth / Length
76 mm
Product Net Weight
158 g
ETIM 8
EC002297 - Residual current circuit breaker (RCCB) module
ETIM 9
EC002297 - Residual current circuit breaker (RCCB) module
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
WEEE B2C / B2B
Business To Consumer
CN8
85363030
UNSPSC
39121601
eClass
V11.0 : 27142210
IDEA Granular Category Code (IGCC)
4875 >> Residual current circuit breaker (RCCB)
Object Classification Code
F
Manufacturer ID
2CSB203101R1400
ABB DDA203A-40/0.03 RCD Block for Enhanced Circuit Protection | INDSLT
