Delta E8-TL-US

50
5.1.3 LED Message
The LEDs indicate the operational status of the inverter
Message
Category
LED Signals Message Explanation Example
LED Color Status Behavior
Operation
Normal
operation
OPER Green <ON> Constant on The inverter feeds in grid.
Sync. OPER Green <BAR> Four LEDs form
a progress bar.
The inverter is synchronizing with
grid.
LED signals:
OPER LED is ON,
BAT LED is ON.
COMM LED Blinks
Message:
Synchronization progress
is 50%-75%.
BAT Green <BAR>
COMM Green <BAR>
INFO Green <BAR>
Night mode OPER Green <BLINK> 1s on, 4s off Grid is connected, but the inverter
is unable to feed in grid because
PV voltage is too low.
Battery
Battery fault BAT Red <ON> Constant on Battery is in fault mode.
Battery
comm. fail
BAT Yellow <ON> Constant on Battery communication timeout
Battery
standby
BAT Yellow <BLINK> 1s on, 1s off Battery is in standby mode
Battery low
power
BAT Green <BLINK> 1s on, 4s off
Absolute battery power is lower
than 50W
Battery
normal
BAT Green <ON> Constant on Battery is in normal operation.
Communication
BLE fail COMM Red <ON> Constant on BLE is in fault mode
APP
Connected
COMM Green <ON> Constant on APP is connected
BLE is
running
COMM Green <BLINK> 1s on, 1s off BLE is running Only BLINK for 2 cycles in
one minute
Information
Firmware
upgrading
INFO Yellow <BLINK> 1s on, 1s off Firmware upgrading is ongoing
Receiving
image
INFO Green <BLINK> 1s on, 1s off Inverter is receiving image file
Equipment
alarm
INFO Yellow <ON> Constant on External event occurs and inverter
is unable to run
Fault
Arc fault FAULT Red <ON> Constant on Arc fault occurs
Ground fault FAULT Red <BLINK> 1s on, 1s off Ground fault occurs
Other
Initialization OPER Green <ON> On until done I
nverter initialization when grid is
changing from disconnected into
connected.
BAT Green <ON> On until done
COMM Green <ON> On until done
INFO Green <ON> On until done