5
figure 2-2 Energy storage system
No. Name
A Battery + DCDC
B PCS
C Medium-voltage transformer
D Utility grid
E Loads
Turn on "Two Stage Energy Storage Mode" before commissioning referring to "7.6
On-site Commissioning of Two-stage PCS" if it is a two-stage system.
The two-stage system is currently only compatible with the SUNGROW DCDC
system application.
• Strictly follow the instructions in this section. No other or additional installation
is allowed except those described in this manual.
• Installation and connections other than the contents described in this section
may lead to device damages and void warranty claims from SUNGROW.
2.2 Important Safety Instructions
This section introduces the safety instructions during installation, operation and commission-
ing of the PCS. Read the safety instructions in this section before installation and mainte-
nance. Please also respect all warnings, instructions, and cautions in respective chapters
before installation, operation and commissioning.
User Manual 2 Safety Instructions