Delta M Series User Manual

42
5.1.2 LED Status
Label Designation Color
Operation(OPER)
Red / Green
Battery(BAT)
Red / Green
Wireless
Communication(COMM)
Red / Green
Information(INFO)
Red / Green
Fault(FAULT)
Red / Green
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
OPER Led
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.
BAT Led
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.
COMM Led
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
INFO Led
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 Led
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
Inverter 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

Delta M Series Specifications

General

Protection	Overcurrent, overvoltage, undervoltage, overload, overheating, short circuit
Overload Capacity	150% for 60 seconds, 200% for 3 seconds
Communication	RS-485
Efficiency	98%
Cooling Method	Fan cooling
Operating Temperature	-10°C to 50°C
Storage Temperature	-20°C to 60°C
Altitude	1000m
Humidity	5% to 95% (non-condensing)