The Siemens 3KC6424-2TA20-0TA3 automatic transfer switch is a four-pole switch designed for a rated current of 40 Amperes. It is specifically engineered for system power supply and enables a safe load transfer between a normal and an alternative power source. With a rated voltage of 415 Volts and a power capacity of up to 18.5 kilowatts, this transfer switch is ideal for use in demanding environments, such as data centers or large infrastructures. The switch features a compact design that allows for easy installation and mounting on DIN rails. Additionally, it offers increased safety during maintenance work through a padlock mechanism. The long rotary handle ensures user-friendly operation, while extensive CAx data and a manual configurator facilitate documentation and engineering.

• Short switching times for ATSE and RTSE (up to 160 A < 180 ms)
• Versatile application due to compact design and extensive accessories
• Increased safety during maintenance work with padlock mechanism
• Quick mounting on DIN rails for sizes up to 160 A
• Efficient engineering with comprehensive CAx data
• Straightforward documentation with the manual configurator.