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4 System Commissioning
This Chapter is the instructions for commissioning after installation.
During the process of commissioning, complying with the safety regulation is necessary.
4.1 Check before commissioning
Dangerous
Please contact operation personnel to implement commissioning.
Please take off metal items like a ring, bracelet, watch, etc, which would cause a short circuit.
During the process, pay attention to high voltage danger, avoid personal injury and property loss.
Ensure well-grounded and installation check before commissioning.
Operation personnel is required to check the items in Table 4-1 strictly showed below.
Table 4-1 Checking List
Checking
Sequence
Checking Content
Checking
Standard
Remark
1
Check to ensure the condition of
DC air switch
Switch Off
PV,
BAT
2
Check to ensure the condition of
PV rotatory switch
Switch Off PV
3
Use a multimeter to measure PV
switch voltage, ensure the voltage
is less than 580V
4
Use a multimeter to measure BAT
input switch voltage, ensure the
voltage is less than 58V
5
Check to ensure the condition of
AC air switch
Switch Off Grid , Load
7
Ensure battery powering on is
normal
Normal
RS485
（
optional
）
8
Check to ensure battery
communication is normal
Normal Battery BMS
9
Check to ensure grid and loads
work normally
Normal Grid, Load
4.2 Power on and Off
Power ON steps:
STEP 1: Close PV rotatory switch, PV input switch (option), BAT input switch, AC side switch, Load side
switch.