ABB Interruttore differenziale antincendio con MCB integrato SX-ARC1-B16, 16 A, 1P+N, 6 kA, curva B, 2 moduli 2CSA255908R9165

Arc fault detection device (AFDD) with integrated miniature circuit breaker (MCB) providing combined protection against arc faults, overload, and short-circuit. The SX-ARC1-B16 detects series and parallel arc faults, enhancing fire protection in electrical installations. Rated current 16 A, tripping characteristic B, 1P+N, 6 kA breaking capacity, 2-module width for DIN rail mounting.

Advantages

Integrated AFDD and MCB in a single device saves space and simplifies installation. LED status indicator and test button allow easy verification of arc fault detection functionality. Complies with IEC/EN 62606 and IEC/EN 60898-1.

Suitable for

• Residential and commercial final circuits requiring arc fault protection
• Protection of socket outlet circuits, lighting circuits, and fixed equipment
• Installations where fire prevention due to electrical arcs is critical

Key specifications

• Rated current: 16 A
• Tripping characteristic: B
• Number of poles: 1P+N
• Rated short-circuit breaking capacity: 6 kA
• Rated operational voltage: 230 V AC
• Rated frequency: 50/60 Hz
• Mounting: DIN rail (EN 60715)
• Module width: 2 modules (35 mm)
• Terminal type: screw terminals
• Terminal capacity: 0.75 ... 35 mm² (rigid), 0.75 ... 25 mm² (flexible)
• Energy limiting class: 3
• Operating temperature range: -25 to +55 °C
• Degree of protection: IP20 (terminals), IP40 (with enclosure)

Recommendations

Use this AFDD+MCB to protect circuits where arc faults could lead to fire, such as in bedrooms, living rooms, or areas with combustible materials. Combine with residual current protection for comprehensive safety.