5
2 System Solution
It is not permitted for the positive pole or the negative pole of the PV strings
to be grounded.
Any use other than that described in this chapter is not permitted.
SH5K is a single-phase hybrid inverter applicable to both on-grid and off-grid PV
systems. With the Energy Management System (EMS) integrated, it can control and
optimize the energy flow so as to increase the self-consumption of the system.
Inverter
The following figure shows the inverter appearance, which is for reference only. The
actual product that you receive may differ.
Fig. 2-1 Inverter Appearance
No. Name Description
1 AC-Grid AC terminal to the utility grid.
2 Backup ctrl
Two holes for the control cable and DI cable of
the backup box STB5K.
3 PV connection
PV1+，PV1-，PV2+ and PV2-.
4
DC switch (optional)
To disconnect the DC current safely.
5 Wi-Fi terminal To connect the Wi-Fi module (optional).
6 Battery connection BAT+ and BAT-.
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