
3. Introduction
3.1 Basic Instruction
The VTAC hybrid inverters are designed to increase energy independence for
homeowners. Energy management is based on time-of-use and demand charge
rate structures, significantly reduce the amount of energy purchased from the
public grid and optimize self-consumption.
Introduction
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3.2 Operation Modes
PV Array
Grid
Meter
Hybrid Inverter
Generator
TV
3.2.1 SelfUse
The SelfUse mode is for the regions with low feed-in tariff and high electricity
prices. The energy produced by the PV system is used to optimize
self-consumption needs. The excess energy is used to recharge the batteries,
any remaining excess is then exported to the grid.
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TV
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