DDA203 AC-25/0.03

Name: DDA203 AC-25/0.03
Brand: ABB
SKU: DDA203 AC-25/0.03

Product Description: The ABB DDA203 AC-25/0.03 is a 3-pole residual current device block designed for assembly with MCBs S200 series and S300P. It provides protection against sinusoidal alternating earth fault currents and indirect contacts, with a tripping sensitivity of 30 mA.

Product ModelDDA203 AC-25/0.03

Material Number2CSB203001R1250

Product ID69452

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
1. Enhanced Safety FeaturesThe DDA203 AC-25/0.03 ensures protection against the effects of sinusoidal alternating earth fault currents, indirect contacts, and additional protection against direct contacts with a sensitivity of 30 mA.
2
2. Versatile ApplicationsSuitable for residential, commercial, and industrial applications, making it a versatile solution for various settings.
3
3. Compliance with StandardsMeets IEC/EN 61009 Ann. G standards, ensuring compliance with international safety regulations.
4
4. Reliable PerformanceDesigned to operate within a wide ambient temperature range of -25°C to 55°C, ensuring reliable performance in various environments.
5

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

230/400 V

Rated Insulation Voltage (Ui)

500 V

Rated Impulse Withstand Voltage (Uimp)

4 kV

5. Easy InstallationEasy to install on DIN rail, providing a convenient mounting solution for your electrical distribution systems.

6. Durable ConstructionBuilt with high-quality materials, offering a durable construction that withstands electrical endurance tests up to 10,000 cycles.

7. Compact DesignCompact dimensions (93 x 87 x 76 mm) make it ideal for space-constrained installations, ensuring efficient use of space in your electrical panel.

8. Environmental ComplianceCompliant with EU Directive 2011/65/EU and Amendment 2015/863, ensuring environmental sustainability and reducing the risk of hazardous materials.

9. Resistance to Vibrations and ShockResistant to vibrations and shock according to IEC 60068-2-6 and IEC 60068-2-27 standards, ensuring robust operation in various conditions.

10. Cost-Effective SolutionOffers a cost-effective solution for enhancing safety in electrical circuits, providing a reliable and efficient protection mechanism.

Rated Residual Current

30 mA

Leakage Current Type

Rated Frequency (f)

50 â¦ 60 Hz

Power Loss

3 W

Power Supply Connection

Arbitrary

Electrical Endurance

10000 cycle

Number of Poles

Operating Characteristic

Instantaneous

Options Provided

Connecting Capacity

Rigid 16 ... 16 mmÂ² Flexible 16 ... 16 mmÂ²

Ambient Temperature

-25...55 Â°C

Ambient Air Temperature

Operation -25...55 Â°C

Degree of Protection

IP2X

Resistance to Vibrations

20 Cycles with Load 0.8 In: 1g or 1mm 50 â¦ 150 â¦ 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

Dimension Diagram

9AKK106930A3987

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

Manufacturer ID

2CSB203001R1250