ABB DDA204 AC-25/0.3 Residual Current Device Block
The ABB DDA204 AC-25/0.3 is a high-performance Residual Current Device (RCD) Block designed for enhanced electrical safety in industrial and residential applications. It effectively detects and disconnects leakage currents, providing protection against electrical hazards.
Key Details:
- Manufacturer: ABB
- Type: Residual Current Device Block
- Model: DDA204 AC-25/0.3
- ID. No.: 2CSB204001R3250
- EAN No.: 8012542794509
Technical Information:
- Rated Operational Voltage: 230 / 400 V AC
- Rated Current: 25 A
- Rated Residual Current: 300 mA
- Rated Insulation Voltage (Ui): 500 V
- Frequency: 50 to 60 Hz
- Number of Poles: 4
- Protection Class: IP2X
- Ambient Temperature: -25 to 55 °C
- Dimensions: 105 x 93 x 76 mm
- Standards Compliance: IEC/EN 61009 Ann. G
Designed for safety and reliability, this residual current device block is an essential component in electrical systems requiring leakage current protection.












