Sermatec SMT-10K-TL-TH, Basic Introduction, Page: 35 / 43

2021/8/19
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Working Modes
3. Micro-Grid Mode: Suitable for Areas without Grid
The system works under off-grid condition.
If PV is sufficient, PV supplies power to the Load first and then charge the Battery.
If PV is insufficient, Battery will supply power to the load together with insufficient PV.
4. Peak and Bottom Mode: Suitable for Areas with Changing Electricity Price.
During bottom period, PV and Grid charge the Battery and supply the Load, and Battery never
discharges.
During flat period, PV supplies power in the sequence of Load
→
Battery
→
Grid.
During peak and tip period, PV, Battery and Grid supplies power to Load, and Battery never charges.
The surplus power will be sold to the Grid.