Overview

The A9KF71240 is a high-performance Miniature Circuit Breaker (MCB) from Schneider Electric’s Acti 9K series. Designed for residential, commercial, and industrial applications, this MCB ensures reliable protection against overloads and short circuits.

Key Features

• Type: Miniature Circuit Breaker (MCB)
• Number of Poles: 2P (Double Pole)
• Rated Current: 40A
• Tripping Curve: C Curve (Suitable for general-purpose applications with moderate inrush currents)
• Breaking Capacity: 10000A (10kA)
• Voltage Rating: 230/400V AC
• Standards Compliance: IEC/EN 60898-1, IEC/EN 60947-2
• Mounting: DIN Rail Mounting
• Terminal Type: Screw Clamp
• Operating Temperature: -25°C to +60°C
• Mechanical Life: 20,000 operations
• Electrical Life: 10,000 operations
• Width: 36mm
• Height: 80mm
• Depth: 70mm
• Weight: Approx. 0.3kg

Applications

The A9KF71240 MCB is ideal for protecting electrical circuits in various environments, including:

• Residential buildings
• Commercial complexes
• Industrial facilities
• Distribution boards

Benefits

• High breaking capacity ensures reliable protection in case of short circuits.
• Compact design saves space in electrical panels.
• Easy installation with DIN rail mounting.
• Complies with international standards for safety and performance.
• Durable construction ensures long service life.