Sonnen eco 10, Installation And Commissioning Manual, Page: 13 / 65

5
Specifications
Table 1 Specifications
Transfer switch specification
Current rating 200A switching & overcurrent protection
Contacts Silver-plated
Fault current @240V 22,000 Amps
AC specification
AC grid voltage 120/240 VAC (Split phase)
AC passthrough current 200A @ 240 VAC
Nominal AC (grid-tied
operation)
Output current Output power
eco 5 12.5 amps 3000 W
eco 7.5 15 amps 3600 W
eco 10-20 29 amps 7000 W
Nominal frequency 60 Hz (adju/- 0.7 Hz from nominal)
Metering capability
Power meter for load and
PV production (not revenue grade)
Tare losses (W) 60 watts
Transient protection
IEEE C62.41 Class B
Battery specification
DC battery input voltage 44.5–53.5 VDC
Max charge current
50 A per module
Cell chemistry / discharge
Lithium iron phosphate (LiFePo4) / 2.5kWh
with 90% DoD
Overcharge protection MOSFET & Fuse protection
General specification
Grid integration AC coupled
Applications Self-consumption, Backup power, Time-of-use
Transfer switch Automatic, integrated
Usable capacity
2.25 kWh per battery module, up to 8
modules
Listed and recognized
components
System certified – UL9540;
Battery modules – UL1973; Inverter – UL1741;
Transfer switch – UL1008;
AC Breaker – UL489
Warranty Visit: https://sonnenusa.com/en/warranty/
Inverter efficiency
92.5% CEC weighted, 95.0% peak
Roundtrip efficiency %
(Grid<>Battery)
>= 86%
Temperature range 41 °F - 113 °F
Ventilation/Noise Forced Air / 70dBA MAX
Communication protocols
/ Control / Ports
SunSpec Alliance / API available to select
partners / Ethernet
EMC / EMI protection
FCC Part 15B
Device protection Short circuit, overload, over temperature
Overcurrent protection
needed
50 Amp
Total harmonic distortion <5% L1-L2 & <2% L-N
eco 5 eco 7.5 eco 10 eco 12.5 eco 15 eco 17.5 eco 20
Total capacity (@ 90% DOD) 5 kWh 7.5 kWh 10 kWh 12.5 kWh 15 kWh 17.5 kWh 20 kWh
Nominal power rating
(off-grid output at 25 deg C)
3 kW 4 kW 8 kW 8 kW 8 kW 8 kW 8 kW
Nominal power rating
(grid-tied output at 25 deg C)
3 kW 3.6 kW 7 kW 7 kW 7 kW 7 kW 7 kW
Weight (approximate) 394 lbs 447 lbs 543 lbs 596 lbs 724 lbs 777 lbs 830 lbs
Dimensions W”/H”/D” (approximate) 26/57/19 26/84/19
Off-grid specification
eco 5 eco 7.5 eco 10 eco 12.5 eco 15 eco 17.5 eco 20
Continuous AC output current 12.5 A 16.67 A 33.3 A
Max AC power
100 ms - 8.5 KVA
5 s - 6 KVA
30 m - 4.5 KVA
100 ms - 17 KVA
5 s - 12 KVA
30 m - 9 KVA
Max AC current
(charge/discharge)
1 ms - 50A
100 ms - 35.35 A
5 s - 25 A
30 m - 18.75 A
1 ms - 100A
100 ms - 70.7 A
5 s - 50 A
30 m - 37.5 A
eco install PV
Max recommended AC coupled PV inverter size
eco 5-7.5 4 KW
eco 10-20 8 KW