Siemens 5ST3020-2 Error signal switch with test and acknowledge key 1S+1Ã-, for LS switch 5SL, 5SY, 5SP FI/LS 5SU1, FI 5SV

fault signal switches with test and acknowledge button 1S+1Ã-, for LS switches 5SL, 5SY, 5SP FI/LS 5SU1, FI 5SV (at 5SU1 handle connector 5ST3805-1 is required) Additional components for fault current protection devices and line protection switches of Siemens. The additional components of Siemens are an important part of the SENTRON protection devices for electrical installation. As an accessory for FI and cable protection switches, they offer many possibilities for implementing various functions. Whether for infrastructure or industrial applications, Siemens offers the right accessories for all FI and circuit breakers. So you have the right device for each requirement. The Siemens Accessories for fault current and line circuit breakers are distinguished in particular by: 1. 2. Comfortable and easy assembly and connection technology. 3. Reliable safety during installation thanks to standard touch protection. 4. Optimum technology for your safety - only from Siemens. www.siemens.de and low voltage. Siemens provides a comprehensive portfolio of protection, switching, measuring and monitoring equipment, distribution systems and switches and sockets for safe, efficient electrical infrastructure in buildings and industry.