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6. SYSTEM OPERATION
6.1 Operating mode
SF series has three working mode: standby mode, operating mode, off mode.
6.2 Powering on the SF series
After ensure that electrical connections have been completed correctly, run the operation of power-on, then turn on the inverter.
Step 1
Check that the SF series is installed on the wall correctly and securely.
For details, see
4.3Installing the SF series.
Step 2
Check that all AC output power cables are properly connected.
For details, see
5.3ConnectingACOutputPowerCables
.
Step 3
Check that all DC input power cables are properly connected.
For details, see
5.4 Connecting DC Input Power Cables
Step 4
Ensure that unused DC input terminals are sealed.
Step 5
Switch on the AC circuit breaker between the SF series and the power grid.
Step 6
Ensure that the DC SWITCH at the bottom of the SF series is ON.
LED
Message
Status
Definition
LED1
Communication
Status
Red
Grid fault
Green
OK
LED2
Status Grid
Red
Communication failure
Green
OK
LED3
Alarm Status
Red
Inverter fault
Green
OK
The monitoring panel can be activated only after power is supplied to the DC side.
7. Specification
A.1 DC Input
Model
SF6KTL
SF7TL
SF8TL
Max DC Power
6600W
7700W
8800W
Max Input Current
12A
12A
12A
Max DC Voltage
600V
600V
600V
Number of MPPT Trackers
2
3
3
MPPT Voltage Range
70-600V
70-600V
70-600V
