11
Notes:
1.
Disconnect
the
circuit
breaker.
2.
Check
the
connection
cables
of
the
PV
modules
for
correct
polarity
and
that
the
maximum
input
voltage
of
the
inverter
is
not
exceeded.
3.
Check
the
DC
plug
connector
for
correct
polarity
and
connect
it.
Plug
the
DC
plug
connector
to
DC
terminal
on
inverter.
5.4
Communication
Communication
through
RS485
（
Optional
）
There
are
2
slots
for
the
communication
connection
area
in
the
bottom
side
of
the
Afore
inverter.
RS485
can
be
used
for
multipoint
communication.
Up
to
31
inverters
can
communicate
and
be
monitored
through
one
communication
module.
RS485
communication
module
and
receiver
can
be
purchased
from
Afore
New
Energy
as
options.
And
you
can
download
the
monitor
software
from
www.aforenergy.com.
6
Commissioning
After
completing
the
mechanical
and
electrical
installation,
the
inverter
is
put
into
operation.
1.
Switch
on
the
DC
and
AC
breakers.
The
inverter
starts
up
automatically
when
the
power
from
PV
generator
is
sufficient.
2.
Check
whether
the
display
and
LEDs
are
indicating
a
normal
operating
state.
A
Green
Glowing:
operation
B
Red
&
LCD
backlight
Flashing,
contact
installer
7
System
Diagram
The
typical
connection
diagram
for
the
entire
PV
system
is
shown
in
the
following
figure.
