6SE6400-4BD24-0FA0

The Siemens 6SE6400-4BD24-0FA0 braking resistor is a component in the MICROMASTER series designed for controlled braking in various electrical systems. Operating efficiently within a 380 to 480V AC voltage range, this unit can deliver a nominal power output of 4 kilowatts. It provides a significant peak power capability of up to 80 kilowatts, making it practical for dynamic braking applications.

The device's resistance rating of 8.2 ohms ensures appropriate energy dissipation during braking operations. With a robust DC voltage rating of 900 volts, the 6SE6400-4BD24-0FA0 maintains operational integrity under demanding conditions. A normally-closed temperature switch is integrated into this system, safely handling a maximum current of 2.5 amperes, thus protecting the system from overheating.

The power cable size is specified at 35 mm² for connectivity, offering substantial power handling capabilities. The temperature switch cable size can accommodate up to 2.5 mm² cables. The power cable connects via M6 screw studs, ensuring a secure and reliable electrical connection.

In terms of construction, the unit is classified with an IP20 protection rating, indicating suitability for indoor use where it can be shielded from direct contact with foreign materials. The physical dimensions of the braking resistor are 650 mm in height, 395 mm in width, and 315 mm in depth, with a notably manageable weight of 16.7 kilograms.