The key element of the new system is ALSTOM GRID´s Agile AMU and ALSTOM MiCOM Px4x protective relay. The process bus architecture implemented is a multivendor IEC 61850-9.1LE communications network and an IEC 61850-9-2 compliant distance relay, precise time synchronization device and a substation grade Ethernet switch.

The project included an intensive “proof-of-concept” . The site installation and commissioning will be carried out in Q4-2014 by Thai´s contractor with own personnel with the assistance of experts from ALSTOM GRID/Yin In Tsoi.