The addressable security and fire alarm system controller PPKOPU Rubezh-2OP prot. R3 is designed for operation in addressable security and fire alarm systems. Control panel PPKOPU Rubezh-2OP prot. R3 designed for using in systems of addressed fire alarm, security, extinguishing, smoke removal, alerting and access control. With Rubezh-2OP prot. R3 possible to build the distributed addressed system of fire alarm and security, and integrate therein until 60 panels. To every control panel possible to connect 500 addressable Rubezh™ devices.