The TCS DIN rail Relay is devoted to control the MCCB's disconnection circuits (trip) or the safety circuits . Provided that the system has been installed with other protections . If there is any anomaly on the disconnection or safety circuit, the "ALARM" red LED will glow . These relays are designed for mounting on DIN rails. Bornika is the exclusive representative of Contrel company, in purchasing , sales, consulting and distribution of industrial equipment including TCS1 Relay.