SolarEdge SE55K

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
Inverter is OFF
(DC not safe)
Blinking Blinking
S_OK: ON
No S_OK:
OFF
Inverter
configuration
or reboot
ON / P ON ON ON
Inverter
firmware
upgrade
ON / P Alternating Alternating Alternating
The upgrade
process can
take up to 20
minutes
Error Any ON
ON/ OFF/
Blinking/
Flickering
ON/ OFF /
Blinking/
Flickering
Refer to Errors
and
Troubleshooting
on page 76
Chapter 3: Installing the Primary and Secondary Unit(s) 25
Three Phase Inverter with Synergy Technology Installation MAN-01-00402-1.2