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Chapter 3 - Product information
3.1 Application scope of products
Virtus serie products are grid-tied three phase inverters without transformers,
and the inverters are important components of grid-tied solar power systems.
The Virtus inverters change the DC generated by solar panels into AC which
is in accordance with the requirements of public grid and send the AC into the
grid, table shows the structural diagram of the typical application system of
PSI-J inverters.
Monocrystalline or polycrystalline silicon, and thin-lm PV
modules with II protection and need no ground connection
Standard metering tool for measuring the output electric
power of inverters
Types of power grid: TT, TN-C, TN-S, TN-C-S
A
Solar panels
Inverters
B
Metering equipment
C
Power grid
D
Virtus
A B C D