Energy storage system for solar power (ESS) refers to the device of converting electrical energy from power systems into a form that can be stored for converting back to electrical energy when needed.
Villa,Hotel,Office building,Hospital,Museum,Church,Farm
Residential Hybrid Inverter (Three Phase) LEI-10K / 12K / 15K / 20K-TL
Product Features:
Compatible with various batteries，perfect protection function & strong environmental adaptability
Wide DC input voltage range design
Multi-channel PV MPPT access to improve power generation utilization
Off-grid output connection unbalanced load, support three phase independent output
Ingress protection IP65, wall mounted design
Battery reverse polarity protection
Compatible anti-backflow function
Seamless switching between off-grid and on-grid
Max. efficiency up to 98.2%
Multiple working mode：Self-use mode, Time-of-use mode, Timing mode, Passive mode
Remote monitoring of PC and mobile phones
WORKING MODES
Technical Specifications
|
Model |
LEI-10K-TL |
LEI-12K-TL |
LEI-15K-TL |
LEI-20K-TL |
|
PV Input |
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|
PV Input Power [W] |
15000 |
18000 |
22500 |
30000 |
|
Start-up Voltage [V] |
200 |
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Max. PV Input Voltage [V] |
1000 |
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MPPT Voltage Range [V] |
180~960 |
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MPPT Working Voltage For Full Load [V] |
220~850 |
264~850 |
350~850 |
450~850 |
|
MPPT Number/Max. Number of Strings Per Channel |
2/2 |
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Max. MPPT Input Current [A] |
50 (25/25) |
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Battery |
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Battery Type |
Lithium,Lead-acid |
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Number Of Battery Input |
2 |
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Battery Voltage Range [V] |
180~800 |
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Battery Voltage Range For Full Load [V] |
200~800 |
240~800 |
300~800 |
400~800 |
|
Max. Charge&Discharge Current [A] |
50 (25/25) |
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Communication |
CAN/RS485 |
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|
Charging Strategy For Battery |
According to BMS instructions/3 Stages (Lead-acid) |
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AC Output (Grid-side) |
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|
Rated Output Power [W] |
10000 |
12000 |
15000 |
20000 |
|
Max. Output Power [VA] |
11000 |
13200 |
16500 |
22000 |
|
Rated Output Voltage [V] |
3/N/PE,220/380,230/400 |
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|
Grid Voltage Range [V] |
184~276 |
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|
Max. Output Current [A] |
16 |
19 |
24 |
32 |
|
AC Output Frequency [Hz] |
50/60 (45~54.9/54.9~65) |
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|
Power Factor |
1 (0.8 leading~0.8 lagging) |
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|
THDi (Rated Power) |
<3% |
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|
Backup AC Output (EPS) |
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|
Rated Backup Output Power [VA] |
10000 |
12000 |
15000 |
20000 |
|
Max. Backup Output Power [VA] |
11000 60s,15000 1s |
13200 60s,18000 1s |
16500 60s,22500 1s |
22000 60s,30000 1s |
|
Max. Output Current [A] |
16 |
19 |
24 |
32 |
|
Backup Output Voltage [V] |
3/N/PE,220/380,230/400 |
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|
AC Frequency [Hz] |
50/60 (±0.2%) |
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|
THDu (@linear load) |
<3% |
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|
Switch Time |
<10ms |
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|
Efficiency |
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|
Max. Efficiency |
98.2% |
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|
General Data |
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Temperature Range [℃] |
-25~+60 |
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Relative Humidity |
0~95% |
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Altitude [m] |
0~4000 ( >2000 derating) |
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|
Cooling Method |
Smart fan cooling |
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|
Noise [dB] |
<40 |
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|
Display |
LCD |
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|
Communication |
RS485 (Standard); Wi-Fi/GPRS/Ethernet (Option) |
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|
BMS Communication |
RS485/CAN |
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|
Weight [kg] |
37 |
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Dimension (W*D*H) [mm] |
591*271*585 |
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Installation Style |
Wall-mounted |
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Ingress Protection |
IP65 |
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|
Standby Self Consumption [W] |
<15 |
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Grid Standard |
VDE4105/EN50549 |
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Safety Standard |
CE/IEC62109 |
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|
Protection |
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|
DC Lightning Protection |
Yes |
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AC Lightning Protection |
Yes |
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|
PV Reverse Polarity Protection |
Yes |
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|
Battery Reverse Protection |
Yes |
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|
Insulation Resistor Detection |
Yes |
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|
Leakage Current Detection |
Yes |
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Anti-island Protection |
Yes |
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Grounding Fault |
Yes |
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|
Input Overvoltage & Unervoltage |
Yes |
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Output Overvoltage & Unervoltage |
Yes |
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|
Input Over Current |
Yes |
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|
Output Over Current |
Yes |
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|
Overheat Protection |
Yes |
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