6
figure 2-2 Energy storage system
No. Device
A
Battery + DCDC
B
MV Turnkey Station
C
Utility Grid
D Loads
Turn on "Two Stage Energy Storage Mode" before commissioning referring to "7.7
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.
Installation of the PCS not in compliance with the description in this manual or in-
stallation or modification of the device without authorization from SUNGROW may
lead to personal injuries or device damages and may void pertinent warranty
claims from SUNGROW.
2.2 Important Safety Instructions
Read the safety instructions carefully before installing the PCS. Refer to corresponding man-
uals for the safety instructions on the internal devices.
2.2.1 General Safety Rules
Touching of the terminals or contactors connected to the grid may lead to electric
shock hazards!
• Do not touch the terminals or conductors connected to the grid.
• Respect all safety instructions on the grid connection.
2 Safety Instructions System Manual