Rev 20220606
RX2505AC
Page
25
of
35
6.2
Operation checks
1.
Confirm
that
the
above
checklist
meets
the
guideline.
2.
Turn
on
the
AC
circuit
breaker.
3.
After
the
AC
circuit
breaker
is
turned
on
and
the
LED
on
the
system
is
on,
perform
the
following tasks:
a)
If
the blue power LED
does
not
light
up, check if voltage is present on grid input terminals. If there is
voltage on the grid terminals, but unit is still not illuminating the power button -
please
contact
local
Redx
dealer.
b)
Install
the
APP
or
open the
web
page
according
to
the
attached
instructions,
and
then
configure
the
WIFI
connection.
c)
Turn
on
the
battery
circuit
breaker
on
the
side
of
the
system.
d)
Press
the
power
button
on
the
side
of
the
system,
then
the
system
is
in
passthrough
state
and
EPS
port
has power
output.
e)
Set the needed parameters
through
the
web
or
APP.
The
battery
LED
indicator
on
the
panel
lights
up
and
the
other
LED
indicators
will
light
up
according
to
the
actual
working
status.
f)
If
the
operation
fails,
troubleshoot
fault
by
referring
to
Chapter
9
in
this
manual
Note
:
Use the
grid power and the APP
to
activate
the
battery
for
the
first-time
operation.
6.3
Operation modes
6.3.1
Operating modes
The unit has 3 main modes: Local, VPP or Timed mode. The default is VPP mode, most units should be
configured as Local mode.The
Local
mode
includes
on-
grid
and
off-grid
functions.
By default the Anti-backflow function is enabled.
A.
On
grid
functionality
1
．
Anti-backflow
function enabled:
When anti-backflow is enabled, the unit will not send power back to the grid. In VPP mode: RX-2505AC
works
as per
the
commands
sent
from
the
cloud
platform.
The unit can
be fully customised with charging
times and discharging times and set power levels
in Timed mode.
2
．
Anti-backflow
function disabled:
When the system detects that there is excess power available from solar and not being used by the
loads and the battery is full, then power can be sent to the grid. In VPP mode: RX-2505AC
works
as per
the
commands
sent
from
the
cloud
platform.
The unit can
be fully customised with charging times and
discharging times and set power levels
in Timed mode.
B
．
Off-grid functionality
When
the
power
grid
is
cut
off,
the
system
will
automatically
switch
to
off-grid
mode.
The
system
will
supply
power
to
the
load
from
the
battery via the EPS terminals.
Note:
in
off-grid
mode,
the
maximum
system
output
power
is 2500W, meaning
t
he
load
power
of
the
EPS
circuit
should
not
exceed
2500W;
When
the
system
detects
a
low
battery
status,
the
battery
will
stop
discharging
automatically
and
will
be
charged
if
there
is
solar
or
other
power
supplied.