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The main LED indications are:
Blue ON - the inverter is communicating with the monitoring platform
Green ON - the system is producing
Green blinking - AC is connected but the system is not producing
Red ON - system error
Figure 12: LEDs
The following table describes system performance information by LED color and
ON/OFF/P switch position.
Indication
ON/ OFF/
P
Switch
Position
LED Color
Comment
Red
Green
Blue
Power
optimizers not
paired
ON (1)
OFF
Blinking
S_OK: ON
No S_OK: OFF
S_OK: ON
communication
with the
monitoring
platform is
established.
Pairing
Blinking
Blinking
Blinking
Wake-up/ Grid
Monitoring
OFF
Blinking
Blinking
System
Producing
OFF
ON
S_OK: ON
No S_OK: OFF
Night mode
(no production)
OFF
Flickering
S_OK: ON
No S_OK: OFF
Inverter is OFF
(Safe DC)
OFF (0)
OFF
Blinking
S_OK: ON
No S_OK: OFF
Inverter is OFF
(DC not safe)
Blinking
Blinking
S_OK: ON
No S_OK: OFF
Chapter 3: Installing the Inverter
29
Single Phase Inverter with HD-Wave Technology Installation MAN-01-00541-1.4
Summary of Contents for UL1741-SA
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