Schneider R9F32240 | Miniature circuit breaker (MCB), Resi9, 2P, 40A, C curve, 4500A (IEC/EN 60898-1)

Technical Specifications

• Product Type: Miniature Circuit Breaker (MCB)

• Series: Resi9

• Model Number: R9F32240

• Number of Poles: 2P (Double pole – protects both live conductors)

• Rated Current: 40 A

• Tripping Curve: C Curve (trips at 5 to 10 times the rated current)

• Rated Operational Voltage: 230/400 V AC

• Frequency: 50/60 Hz

• Breaking Capacity: 4500 A (according to IEC/EN 60898-1)

• Mounting Type: DIN rail (modular design)

• Terminal Type: Tunnel terminals

• Conductor Capacity:

  • Rigid: 1.5 to 25 mm²

  • Flexible: 1.5 to 16 mm²

• IP Degree of Protection: IP20 (up to IP40 in an enclosure)

• Ambient Operating Temperature: -5°C to +60°C

• Storage Temperature: -40°C to +85°C

• Standards: IEC/EN 60898-1

• Certifications: CE compliant

• Dimensions (H x W x D): Approx. 82 x 36 x 74 mm

Key Features

• Dual-Pole Protection: Simultaneously disconnects both live conductors for enhanced safety in residential circuits.

• C Curve Tripping: Ideal for circuits with moderate inrush current, such as mixed lighting, appliances, and socket outlets.

• Compact and Modular: Fits easily into standard consumer units and distribution boards.

• Reliable Fault Protection: Responds quickly to overloads and short circuits to protect wiring and connected equipment.

• User-Friendly Installation: Wide terminal capacity and intuitive labeling simplify installation and maintenance.

• High Durability: Designed for long operational life under normal usage conditions.

Applications

The Schneider R9F32240 MCB is ideal for a variety of residential and small commercial applications, such as:

• Sub-main circuits in homes or apartments

• Kitchen or laundry room power supply circuits

• Air conditioning or water heater systems

• Garage or workshop power outlets

• Solar inverter output protection

• Small commercial distribution boards