Siemens disconnect switch 63A 3-pole is an on/off switch for DIN rail mounting designed for controlling electrical systems. The on/off switches 5TL1 are used for switching lighting, motors, and other electrical devices. The rated currents range from 32 A to 125 A. The 5TL1 device variants can also be used as load disconnect switches according to EN 60947-1. The devices may be used as main switches for isolating or disconnecting systems according to EN 60204-1. Whether for infrastructure or industrial requirements, Siemens offers switching devices for all applications and every area of use. With the new design, the on/off switch 5TL1 can be perfectly integrated visually into the series of RCDs and circuit breakers. Siemens switching devices are characterized primarily by: 1. Increased operational safety and system availability thanks to separate on and off switching of the affected circuit. 2. Reliable safety during installation due to standard included grip and touch protection. 3. Tool-free removal from the DIN rail or busbar assembly through comfortable slider manual operation. 4. Clearly visible switching position indicator. 5. Usable as load disconnect switch and main switch. 6. The on/off switches comply with the provisions of EN 60947-1 and EN 60204-1. 7. Optimal technology for your safety – only from Siemens. Siemens offers a comprehensive portfolio of protection, switching, measuring, and monitoring devices, as well as distribution systems for safe, efficient electrical infrastructure in buildings and industry.