User Manual
11
Product and system introduction
2.1 System introduction
The hybrid solar system usually comprises the PV array, hybrid inverter, lithium battery, loads, and power grid.
PV modules
Battery
Back-up load
On-grid load
Hybrid inverter
Current
transformer
Utility meter for
billing purposes
Smart meter
Utility grid
Note:
The system is not suitable for supplying life-sustaining medical devices. It cannot guarantee backup
power in all circumstances.
The applicable grid types for the Wattsonic WTS-[25-50kW]-100A-3P series are TN-S, TN-C, TN-C-S, and TT. When
applied to the TT grid, the voltage of N to PE suggests less than 30V.
TN-S
WTS-25-50K
Tranformer
TN-C
WTS-25-50K
Tranformer
TN-C-S
WTS-25-50K
Tranformer
TT
WTS-25-50K
Tranformer
