Microprocessor-based central signalling unit BMCS-40-21

The unit is designed to receive and process, in accordance with the specified algorithm, discrete signals in the central signalling schemes of power system facilities equipped with digital or electromechanical relay protection and automation devices (RPA).The unit is a combined multifunctional device that provides reception of alarm and warning signals and their display by means of light-emitting diodes (LEDs), output of discrete signals of generalised and audible signalling, fixation and x-value of the signals. Two RS-485, two Ethernet10/100 BASE-TX, USB. In this version of the unit rated voltage of operating current: AC 220 V, DC 220 V. The unit is designed for installation on control boards, panels and cabinets in relay rooms and control desks of power plants and substations, also at gas and oil industry facilities.