Multifunctional Relay Protection, Automation and Control Device TOPAZ DRP-220 for Electrical Installations

The device is a combined microprocessor terminal of relay protection and automation. The device is designed to perform functions of protection, automation and signalling of electrical installations with voltage 110 - 220 kV of three-phase alternating current with frequency 50 Hz. The device is designed for installation at substations and distribution centres. The algorithms of protection and automation functions realised in the device are developed in accordance with IEC 61850 standard.