Siemens Main circuit breaker 3xpole 20 400V

Main circuit breaker (SHU), 3x 1-pole, E 20, 400V The miniature circuit breaker is the automatic circuit breaker for short-circuit protection The miniature circuit breakers from Siemens as an important part of the SENTRON protection components for electrical installations offer effective personal and system protection by safe disconnection in case of overload and short-circuit. Convenient mounting and connection technology, uniform additional components and a consistent design - these are the hallmarks of the device family. Whether for infrastructure or industrial requirements, Siemens offers miniature circuit breakers for all applications and every field of use. Siemens miniature circuit breakers are characterized above all by: 1. effective personal, investment and system protection against overloads and short circuits. 2. reliable safety during installation, thanks to the standard wrap-around and contact protection included. 3. clearly visible switch position indication. 4. optimum technology for your safety.