Digital relay protection, automatics and remote control

 

NEW SERIES DRAGON Data Sheet (open as PDF-file) User's manual (open as PDF-file)

 

Line protection, automation and remote control RLI 401D, RLI 401i, RLI 401 RLI 401 is a numerical line terminal for power system grids up to 110 kV. The device can perform functions of distance protection and also longitudinal differential protection ….

Two or three winds transformer differential protection RTI 402/3i, RТI 402/3 RTI 402/3 is a numerical transformer differential protection for two winding (RTI 402) or three winding (RTI 403) transformers.….

Multifunctional relay protection, automation and remote control RFI 401i, RFI 401 RFI 401 device is intended to be used like a multifunctional relay protection, automation and remote control units for middle voltage feeders …

Directional backup protection for high voltage lines RLB 421i, RLB 421 RLB 421 is a numerical back-up line protection for power system grids up to 110 kV for all fault types..

Overcurrent protection RFI 421 The current protections of RFI 421 type are intended to be used like a relay protection, automatics and remote control units for middle voltage feeders and also like back-up protections for ….

Overcurrent protection for middle voltage lines RFI 421Si, RFI 421S The current protections type of RFI 421 type are intended to be used like a multifunctional relay protection, automatics and remote control units for middle voltage feeders and also like back-up protections ….

Multifunctional motor protection, automation & remote control - RMI 401 RMI 401 is a complex relay protection and control unit for use on powerful average voltage motors in industrial enterprises and power stations..

Under & Over Voltage protection REA 421 type REA 421 is a numerical voltage protection for powerful motors, single or double side powered over head and cable middle voltage lines in the distribution networks, middle voltage side of power transformers and income...

Directional four stages ground fault protection RED 421 type RED 421 is a numerical four stage ground fault protection for power transmitting networks. Event Recorder and Disturbance Recorder functions are integrated into the device. Communication with SCADA or substation controller equipment (work wtation) is.….

Programmable bias controller RTU 401i, RTU 401 RTU 401 performs data acquisition & remote control functions…

Temperature monitoring and control of power transformer RAU 108T RAU 108T monitors the temperature and load of the power transformer. It controls the transformer cooling and switch-off the transformer at continuous...

Distributed Differential Bus-bar Protection - RBP 400 RBP 400 is intended to be used for a wide range of bus-bar primary configuration with up to three zones. It includes a breaker-failure function. The terminal has three current measuring transformers for every one of the bays. Each of the coupling elements...