ABB 2CSB204001R1630 DDA204 AC-63/0.03 4P 63A 30mA Type AC Residual Current Circuit Breaker Module

The ABB DDA204 AC-63/0.03 (SKU: 2CSB204001R1630) is a 4-pole residual current circuit breaker module from the DDA200 series, rated at 63 A with a 30 mA residual current sensitivity for Type AC earth-fault protection. Designed as an add-on RCD block, the DDA204 AC-63/0.03 pairs with compatible MCBs to deliver reliable personnel and installation protection in commercial and industrial control panels. Weighing just 368 g, this compact RCCB module meets IEC 61009 and EN 61009 standards, making it suitable for demanding electrical installations worldwide.

Technical Specifications

Certifications & Standards

• IMQ: Italian quality mark — certified for use in Italian and EU electrical installations
• NF: French NF certification — conformity to French national electrical standards
• IEC 61009: International standard for residual current operated circuit-breakers with integral overcurrent protection
• EN 61009: European harmonised standard for RCCBs, aligned with IEC 61009
• IEC/EN 60664-1: Insulation coordination for equipment within low-voltage systems
• IEC/EN 61009: Combined IEC and EN designation covering RCCB module performance and safety
• IEC 60068-2: Environmental testing — verifies performance under temperature, humidity and mechanical stress
• EN 60664-1: European standard for insulation coordination in low-voltage electrical installations
• UL 2799: UL standard for electrical conversion systems — broadens market acceptance
• RoHS: Restriction of Hazardous Substances — compliant with EU directive on hazardous materials in electrical equipment
• REACH: EU chemical safety regulation — substances of very high concern (SVHC) compliant
• WEEE: Waste Electrical and Electronic Equipment directive — recyclable and responsibly disposable

Applications & Use Cases

• Commercial building distribution boards requiring earth-fault and personnel protection
• Industrial control panels where 4-pole RCD protection is mandated by local wiring regulations
• TN-S and TT earthing systems demanding 30 mA high-sensitivity residual current detection
• Retrofit upgrades: attaching the DDA204 AC-63/0.03 block to existing DDA200-compatible MCBs
• Applications requiring compliance with IEC 61009 / EN 61009 across European and international markets