The proposed project will (i) install a 200 MW/400 MWh of utility-scale BESS at a substation in the north of Phnom Penh to supply ancillary service for stabilizing the transmission grid and improving power quality, avoiding curtailment and (ii) enhance technical and regulatory. . The proposed project will (i) install a 200 MW/400 MWh of utility-scale BESS at a substation in the north of Phnom Penh to supply ancillary service for stabilizing the transmission grid and improving power quality, avoiding curtailment and (ii) enhance technical and regulatory. . The proposed project will (i) install a 200 MW/400 MWh of utility-scale BESS at a substation in the north of Phnom Penh to supply ancillary service for stabilizing the transmission grid and improving power quality, avoiding curtailment and (ii) enhance technical and regulatory capacity of EDC for. . As stated by the ADB, the proposed project will (i) install a 200 MW/400 MWh of utility-scale BESS at a substation in the north of Phnom Penh to supply ancillary service for stabilizing the transmission grid and improving power quality, avoiding curtailment and (ii) enhance technical and regulatory. . The latest investment by the EU nation includes the introduction of battery storage solutions to enhance the energy system for households and businesses Workers on electric pole in Phnom Penh. Picture: Sam Cambodia has secured a €47. 5 million (approximately $55 million) energy investment from. . The Asian Development Bank (ADB) has approved a $127. 8 million loan to support the construction of transmission lines and substations to help provide Phnom Penh and three provinces with reliable electricity supply. This will involve the country's first utility-scale battery. . Cambodia's Phnom Penh Energy Storage Power Station isn't just another infrastructure project - it's rewriting the rules of energy security in developing economies. 2 years instead of the projected 5 years through policy incentives.