Comprehensive protection against earth fault currents and direct contacts, suitable for residential, commercial, and industrial use.
Product ModelDDA202 AC-25/0.03
Material Number2CSB202001R1250
Product ID76755
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Comprehensive ProtectionThe ABB DDA202 AC-25/0.03 offers robust protection against sinusoidal alternating earth fault currents, ensuring the safety of people and equipment in residential, commercial, and industrial settings.
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2. Versatile CompatibilityDesigned for assembly with MCBs S200 series, this RCD block provides a seamless integration solution for various low-voltage applications, enhancing the overall safety and efficiency of electrical systems.
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3. Advanced SensitivityWith a sensitivity of 30 mA, the DDA202 AC-25/0.03 detects even the slightest anomalies in electrical current, providing immediate action to prevent potential hazards.
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4. Wide Application RangeSuitable for a broad range of applications including residential, commercial, and industrial settings, making it an ideal choice for diverse electrical needs.
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 AC
Rated Voltage (Ur)
230/400 V
Rated Operational Voltage
230 V
Rated Insulation Voltage (Ui)
500 V
Rated Impulse Withstand Voltage (Uimp)
4 kV
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5. Compliance with International StandardsMeets the stringent standards of IEC/EN 61009 Ann. G, ensuring that the device operates within the highest safety and performance criteria, providing peace of mind for users and installers alike.
Rated Current (In)
25 A
Rated Residual Current
30 mA
Leakage Current Type
AC
Rated Frequency (f)
50 ⦠60 Hz
Power Loss
2 W
Power Supply Connection
Arbitrary
Electrical Endurance
10000 cycle
Number of Poles
2
Operating Characteristic
Instantaneous
Options Provided
-
Connecting Capacity
Rigid 25 ... 25 mm² Flexible 25 ... 25 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
70 mm
Product Net Height
93 mm
Product Net Depth / Length
76 mm
Product Net Weight
210 g
Dimension Diagram
9AKK106930A3984
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
eClass
V11.0 : 27142210
Object Classification Code
F
Manufacturer ID
2CSB202001R1250
ABB DDA202 AC-25/0.03 Residual Current Device Block | INDSLT
