AEG Interruttore Differenziale FN440/A30 4P Tipo A 40A 30mA RCCB

The AEG FI-Schutzschalter FN440/A30 is a high-quality residual current circuit breaker (RCCB) designed for reliable protection against electric shock and fire hazards. With 4 poles, rated current 40 A, and rated residual operating current 30 mA (Type A), it ensures safety in residential and commercial installations. Compliant with IEC/EN 61008, this device offers robust performance with a short-circuit withstand capacity of 10 kA and impulse withstand voltage of 4 kV. Suitable for DIN rail mounting, it features screw terminals for secure wiring.

Advantages

This RCCB provides instant tripping upon detection of residual currents, protecting both people and equipment. Its Type A characteristic allows detection of pulsating DC residual currents, making it ideal for modern electronic loads. The clear ON-OFF and tripped indication simplifies status monitoring.

Suitable for

• Residential electrical panels
• Commercial building distribution boards
• Industrial control cabinets
• Circuits with electronic devices (e.g., computers, inverters)

Key specifications

• Product Type: Residual Current Circuit Breaker (RCCB)
• Number of Poles: 4
• Rated Current (In): 40 A
• Rated Residual Operating Current (IΔn): 30 mA
• Type: A
• Rated Voltage: 230/400 V AC
• Rated Frequency: 50/60 Hz
• Mounting: DIN Rail
• Degree of Protection: IP20
• Standard: IEC/EN 61008
• Rated Conditional Short-Circuit Current (Inc): 10 kA
• Rated Impulse Withstand Voltage (Uimp): 4 kV
• Electrical Endurance: 10000 cycles
• Mechanical Endurance: 20000 cycles
• Terminal Type: Screw Terminals
• Terminal Capacity (Flexible): 25 mm²
• Terminal Capacity (Rigid): 35 mm²
• Operating Temperature: -25 to +55 °C
• Tripping Characteristic: Instantaneous
• Indication: ON-OFF position, Tripped indication

Recommendations

For optimal safety, install this RCCB in accordance with local electrical regulations. Ensure proper sizing of upstream protective devices. This device is not intended for DC applications.