ABB 2CSB202001R1400 DDA202 AC-40/0.03 2P 40A 30mA Type AC Residual Current Circuit Breaker Module

The ABB DDA202 AC-40/0.03 (SKU: 2CSB202001R1400) is a 2-pole 40A residual current circuit breaker module from the DDA200 series, designed to provide 30mA earth-leakage protection in residential and commercial installations. This Type AC RCCB module detects sinusoidal alternating residual currents, offering reliable protection against electric shock and fire hazards caused by insulation faults. Compact at 70mm × 93mm × 69mm and weighing just 175g, the DDA202 AC-40/0.03 integrates seamlessly into modular distribution boards.

Technical Specifications

Certifications & Standards

• IMQ: Italian certification body approval for electrical safety
• NF: French NF certification mark for product compliance
• IEC 61009: International standard for residual current operated circuit-breakers with integral overcurrent protection
• EN 61009: European harmonised standard for RCCBs with integral overcurrent protection
• IEC/EN 60664-1: Insulation coordination for equipment within low-voltage systems
• IEC/EN 61009: Combined IEC and EN standard for RCBO-type devices
• IEC 60068-2: Environmental testing standard for mechanical and climatic durability
• EN 60664-1: European standard for insulation coordination in low-voltage systems
• UL 2799: UL standard for electrical system packages
• RoHS: Restriction of Hazardous Substances — compliant with EU Directive 2011/65/EU
• REACH: Compliance with EU REACH regulation on chemical substances
• WEEE: Waste Electrical and Electronic Equipment Directive compliance

Applications & Use Cases

• Residential distribution boards requiring 30mA personal protection
• Commercial panel boards with earth-leakage protection requirements
• Modular electrical installations in light industrial environments
• Protection of socket-outlet circuits against electric shock
• Supplementary protection in TN and TT earthing systems