ABB offers the widest range of the electronic timer market, measurement and monitoring relays, interface relays and power supplies. Main advantages: reduced downtime and start-up period, time savings for engineering, reduction of selection time, selection and installation.
The 1SVR550871R9500 reference specifically is a phase control device.
Its features are: Electrical Connection Execution: Roscade Connection, nominal control feeding voltage Us to CA 50HZ: 320 - 460 V, nominal control feeding voltage Us to CA 60HZ: 320 - 460 V, Drive voltage type: CA, Phase loss detection function, Subtension detection function, Overvoltage detection function, voltage measurement range: 320 - 460