18
Item
Description
Note
A
PV strings
Compatible with monocrystalline silicon, polycrystalline sili-
con, and thin-film modules without grounding.
B Inverter SH5–25T
C
Metering device Meter cupboard with power distribution system.
D
Utility grid
TT, TN-C, TN-S, TN-C-S.
E
Battery (optional) A Li-ion battery.
F Loads
Household loads, connected to inverter LOAD terminal.
Note: 1. In this scenario, the household load should be connected to the LOAD terminal.
2. The power of household loads connected should not exceed the maximum backup output
of the inverter.
figure 2-8 Whole Home Backup Wiring Diagram
A 63A manual changeover switch is required for the whole home backup scenario. When
switching to "LOAD" using the changeover switch, household loads will be supplied by the
PV installation and battery. When the inverter is faulty or undergoing maintenance, switch to
"GRID" to ensure the loads can work normally.
2 Product Description User Manual
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