Company Information

• Business Information DEESYS, having devoted itself to the production of Power Protective Relay since its inauguration in 1979, has grown in conjunction with the development of Korea electric power industry and has paved the way for a total brand for electric equipment with commitment and self-confidence that we contribute to the growth of national industry.

• Technology Power monitoring, oscilloscope function, vector diagram, demand trend, harmonic graph analysis, correction value [relay element] store / modification / recovery and various of extra service are supported. Fault Record can be downloaded as PDA and can be analyzed in PC. After installing the product, current/voltage that can occur because of connection error can be easily check by vector diagram