Business Performance

‘15 Frequency Regulation(FR) ESS

Construction scope and details
Project period	2015. 8 ~ 2016. 7
Clients	KEPCO
Capacity	PCS 24,000kW
ESS(PCS) construction for FR in Gyeong-san substation - Purpose : Frequency Regulation ESS - Capacity : PCS 24MW, PMS 48MW - Contents : 6 containers installed with 4MW PCS system inside 40ft container, and 48MW integrated Loacal PMS(LPMS) construction for heterogeneous PCS control and Grid-connected transformer - Position : Contract works (EPC)

‘16 Frequency Regulation(FR) ESS

Construction scope and details
Project period	2016. 7 ~ 2017. 6
Clients	KEPCO
Capacity	PCS 48MW
ESS(PCS) construction for FR in Gim-je substation - Purpose : Frequency Regulation ESS - Capacity : PCS 48MW - Contents : 2MW PCS system installed inside the building, 24 units and grid-connected transformer - Position : Installation, Commissioning

‘15 Wind power-connected ESS

Construction scope and details
Project period	2015. 06 ~ 2015. 11
Clients	Korea South-East Power Co., Ltd.
Capacity	PCS 4,000kW Battery 16,000kWh
Establishment of wind power-connected ESS at two Yeong-heung wind power plant - Purpose : Korea's first wind power-connected ESS - Capacity : PCS 4MW, Battery 16MWh, Integrated management EMS - Contents : Improved reduction in wind turbine utilization rate and acquired changed REC weighting - Position : Contract works (EPC)

Smart Grid Distribution Support Project

Construction scope and details
Project period	2014. 9 ~ 2015. 2
Clients	Smart Grid Business Division
Capacity	PCS 500kW Battery 1,000kWh
‘14 Smart Grid Distribution Support Project(Wonil Co. Factory) - Purpose : Reduction of power consumption and peak reduction through ESS supply business - Capacity : PCS 500kW, Battery 1,000kWh - Contents : ESS System Integration in 40ft container - Position : Contract works (EPC)

Enterprise SG Station (FEMS)

Construction scope and details
Project period	2015. 11 ~ 2016. 2
Clients	Self installation
Capacity	PV 50kWp, PCS 36kW Battery 192kWh
Construction of enterprise SG station (FEMS) through technical business agreement with Korea Electric Power Corporation - Purpose : Develop and apply the energy power management system required by companies through the SG station technology of the KEPCO office building - Capacity : PV 50kWp, PCS 36kW, Battery 192kWh - Contents : Reduction of peak power through solar ESS, standby power cut-off outlet, and smart lighting control - Position : Design, manufacture, installation and commissioning

KEPCO head office SG Station

Construction scope and details
Project period	2016. 3 ~ 2016. 6
Clients	KEPCO
Capacity	PCS 1MW, Battery 1MWh
KEPCO Naju headquarters new office building ESS utilization - Purpose : Power consumption reduction and peak reduction - Capacity : PCS 1MW, Battery : 1MWh - Contents : Installation of 4 PCS 250kW and 4 Battery 250kWh in the basement of the headquarters building of KEPCO - Position : Design, manufacture, installation and commissioning

Smart Grid Station

Construction scope and details
Project period	2015. 10 ~ 2015. 12
Clients	KEPCO
Capacity	PV 20kWp PCS 50kW Battery 80kWh
KEPCO Iksan branch SG station construction - Purpose : Peak power reduction and introduced integrated management power control system for low-carbon green growth - Capacity : PV 20kWp, PCS 50kW, Battery 80kWh - Contents : Reduction of peak power through solar ESS, standby power cut-off outlet, and smart lighting control - Position : Design, manufacture, installation and commissioning

Emergency generator Resourceization

Construction scope and details
Project period	2014.10 ~ 2015.03
Clients	Smart Grid Business Division
Capacity	Diesel Gen. 1MW x 2EA High Voltage CTTS 1200A
Emergency generator dual-fuel premixed conbust Resourceization - Purpose : Emergency generator Resourceization - Capacity : Diesel Gen. 1MW x 2EA dual-fuel premixed conbustion, high voltage CTTS upgrade - Contents : VPP demonstration and plant peak reduction through emergency generator Resourceization - Position : Contract works (EPC)

38.8MW Solar Inverter Installation

Construction scope and details
Project period	2013. 4 ~ 2013. 7
Clients	KEPCO KPS / willings
Capacity	PCS 38.8MW
Construction of solar power plant - Purpose : Solar inverter installation - Capacity : inverter 38.8MW - Contents : Supplied about 38.8MW of solar inverter and about 240,000㎡ of solar power plant installation - Position : Contract works (EPC)

Business Areas