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8. INVERTER START-UP AND SHUTDOWN PROCEDURE
Starting up the inverter:
1. If equipped, turn on (close) the DC breaker between the battery bank and inverter first. Turn
on the BAT breaker located in the cable box of the inverter and then power on the battery
system.
2. Make sure the PV voltages of the strings are within operating parameters (over 140V). Turn
on (close) the PV isolator switches between the inverter and array, and then turn on the
switch on the side of the inverter.
3. Make sure Steps 1 and 2 are running properly before turning on the grid power breaker.
4. Power on the load breakers in the load panel.
Shutting down the inverter:
1. Turn off the grid breaker feeding the inverter.
2. Switch off the load breaker.
3. Turn off the PV Isolator switch and then battery breaker. Wait for the LED lights to go off.
DANGER:
Never disconnect the battery, PV, or AC input power under load. If there is an
emergency and users must shut down the inverter use Rapid Shut Down or follow the
steps outlined below:
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