15
Item Name
Description
H
Nameplate Identify the PCS from the nameplate
I Air outlet window
Hot air exits through this vent
J
Maintenance port
To install and maintain devices
The AC switch is located inside the PCS and only used to start/stop the PCS. SUN-
GROW shall hold no liability for damage caused by inappropriate operations.
LED indicators
There are three LEDs at the front panel of the PCS: POWER, OPERATION, and FAULT.
Check the PCS operation status through these LEDs and control the PCS by the Web. See
the following table for descriptions of the LED indicators.
LED Color
Description
POWER Green
The indicator turns on 5 minutes after the DC side is supplied
with power; or it immediately turns on when AC side or both
AC and DC sides are supplied with power.
OPERA-
TION
Green
PCS operates normally.
Yellow An alarm occurs.
White
PCS is in a stop/standby state.
FAULT Red
A fault occurs and has not been removed.
The LED will be off automatically when the fault is cleared.
Possible LED combinations and the meaning are listed in the following table:
LED status
Description
“POWER” is on
Normal power supply, no charging or
discharging.
“POWER” is on
“OPERATION” is on
AC and DC side parameters meet the re-
quirements. PCS operates normally.
“POWER” is on
“OPERATION” is yellow
An alarm occurs.
“POWER” is on
“FAULT” is on
A fault occurs and has not been removed
yet.
All LEDs are off
The PCS is disconnected from the power
supply.
User Manual 3 Product Description
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