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ECOS is a off-grid power generation system with high-efficiency, designed and manufactured suitably for solar-wind power hybrid systems, solar off-grid systems, country houses, the uses of electric tools for construction sites, ships, communications, construction vehicles, street stalls, leisure and events.
1. Pure sinusoidal output
- Pure electric power system utilizing nature resource. Environment friendly, no maintenance is required.

2. Parallel Operation System
- A system capable of coupling of the photovoltaic system with the wind power generation.

3. Outstanding Stability and Reliability
- Usability has further increased with the system that can use the grid power source and the power of generator during emergency.

4. Various Application area
- Off-grid photovoltaic system, hybrid solar-wind power generation system
- Country house
- Electric tools at the construction site
- Ships, communication, construction vehicles, stalls, leisure, events, etc
① SLOG - OOOKOOO   (ooo : capacity / K : kilo Watt / ooo : battery voltage)
Natural Power Solar System 1K24 2K48 3K48 5K48
* Remark
5K120 10K240 20K240
1. Input (PV generator)
Max PV power [kW] 1 2 3 5 5 10 20
MPPT voltage range [Voc] 35 ~ 150 70 ~ 150 180 ~ 450 320 ~ 550
2. AC input (Generator or Grid)
AC input voltage range (±10%) 220 220 / 380
AC input frequency range (±5Hz) 50 / 60
3. Battery DC input
Nominal battery voltage 24 48 120 240
Battery voltage range 20 ~ 29 41 ~ 57 100 ~ 144 200 ~ 288
Charging current 35 70
4. AC output (Loads)
Nominal AC power [kW] 1 2 3 5 5 10 20
Nominal AC voltage (±10%) 220 220 / 380
Nominal frequency (±5Hz) 50 / 60
AC current THD 3% or less
Phase 1 1 / 3
5. General data [mm]
Dimensions W 233 550 550 550 550 650 740
Dimensions H 322 770 770 820 820 900 1055
Dimensions D 230 450 450 550 550 450 850
Weight 11 kg 75 kg 100 kg 120 kg 120 kg 200 kg 250 kg
Environmental rating Indoor (IP20) / Outdoor (IP54)
6. Accessories
Interfaces None RS 485
7. Efficiency
Maximum efficiency 95% or above
Remark : Additional request is available for the specification of SLOG-5K48
② SLOG - OOOKOOO   (ooo : capacity / K : kilo Watt / ooo : battery voltage)
Natural Power Solar System 30K240 40K240 50K240 100K240 150K360 250K360
1. Input (PV generator)
Max PV power [kW] 30 40 50 100 150 250
MPPT voltage range [Voc] 320 ~ 550 450 ~ 750
2. AC input (Generator or Grid)
AC input voltage range (±10%) 380
AC input frequency range (±5Hz) 50 / 60
3. Battery DC input
Nominal battery voltage 240 360
Battery voltage range 200 ~ 288 300 ~ 432
Charging current 100 140 180 280 400 750
4. AC output (Loads)
Nominal AC power [kW] 30 40 50 100 150 250
Nominal AC voltage (±10%) 380
Nominal frequency (±5Hz) 50 / 60
AC current THD 3% or less
Phase 3
5. General data [mm]
Dimensions W 750 750 840 1260 1440
Dimensions H 1305 1505 1605 1980 1980
Dimensions D 850 850 850 860 1050
Weight 300 kg 450 kg 500 kg 850 kg 1800 kg 2500 kg
Environmental rating Indoor (IP20) / Outdoor (IP54)
6. Accessories
Interfaces RS 485
7. Efficiency
Maximum efficiency 95% or above
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1502-1, Dadae-Dong, Saha-Gu, Busan-City, Korea   Tel: +82-51-266-7755   Fax: +82-51-266-2746~7
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