DDA204 AC-25/0.5

Name: DDA204 AC-25/0.5
Brand: ABB
SKU: DDA204 AC-25/0.5

The ABB DDA204 AC-25/0.5 is a Residual Current Device Block, suitable for assembly with MCBs S200 series and S300P. It provides protection against sinusoidal alternating currents, ensuring safety in your electrical system.

Product ModelDDA204 AC-25/0.5

Material Number2CSB204001R4250

Product ID69444

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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Feature1. Protection Against Sinusoidal Alternating Currents The DDA204 AC-25/0.5 is designed to protect against the effects of sinusoidal alternating currents, ensuring your electrical system remains safe and secure.
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Feature2. Compatibility with MCBs This RCD block is compatible with ABB's MCBs S200 series and S300P, making it easy to integrate into your existing electrical setup.
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Feature3. Reliability and Assurance The DDA204 AC-25/0.5 is part of the reliable DDA200 series, known for its robust design and effective protection mechanisms.
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Feature4. Global Availability and Shipping With worldwide delivery options by DHL, you can easily get your hands on this essential safety device, no matter where you are.

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

Feature5. Quality and Durability Built with high-quality materials, the DDA204 AC-25/0.5 is designed to last, providing long-term protection for your electrical system without compromising on performance.

Rated Residual Current

500 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)

0.5 ... 0.5 A

Product Net Width

105 mm

Product Net Height

93 mm

Product Net Depth / Length

76 mm

Product Net Weight

173 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

eClass

V11.0 : 27142210

Object Classification Code

Manufacturer ID

2CSB204001R4250