PEA Chachoengsao substation is finished installing protection relay devices from PROTECTA in Substation Control and Protection System (SCPS) 14 substations project. The PROTECTA relays which are distributed by ECTI consists of the Europrot+ model DTIVA-E3 and DVEZ.
The communication in the substation is upgraded to be IEC 61850 which is more convenient. The final test for a system at Chachoengsao substation and the connection between substation and control center at PEA head office is successful.