Sungrow SG2500HV-30, Системное руководство

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The inverter needs no manual control in daily operation. Only qualified personnel
are allowed to open the cabinet door for maintenance or troubleshooting.
Keep the door closed and locked and store the keys of the door by appointed
personnel during normal operation.
8.2 Stopping
Stop the inverter when maintenance and service work is required or a fault occurs.
8.2.1 Normal Stop
Proceed as follows to stop the inverter during normal maintenance and service work:
step 1 Stop the inverter through the stop instruction on the LCD panel.
step 2 Disconnect the DC load break switch.
step 3 Disconnect the AC and DC maintenance switches.
step 4 Disconnect the inverter downstream switches.
step 5 Disconnect the inverter upstream switches.
step 6 The inverter stops running.
-- -- E En nd d
Never disconnect the AC or DC switch during normal operation. Otherwise, the
inverter as well as the switch may be damaged.
8.2.2 Stop in Case of Fault
Proceed as follows to stop the inverter when a fault or an emergency occurs:
step 1 Press the emergency stop button.
step 2 Disconnect the AC and DC maintenance switches.
step 3 Disconnect the inverter downstream switches.
step 4 Disconnect the inverter upstream switches.
step 5 The inverter stops running.
-- -- E En nd d
The emergency stop button will stay in lock state once you press it. Release it
with the key.
System Manual 8 Starting/Stopping