6
5
Electrical
Connection
Notes:
1.
After
the
inverter
has
been
installed
in
its
fixed
position,
the
electrical
connection
to
the
unit
can
be
established.
2.
Make
sure
Max.
Open
Voltage
and
short
‐
circuit
current
of
the
PV
string
accord
with
the
Spec.
3.
Choose
the
appropriate
cable
width
for
AC/DC
wire.
4.
To
connect
the
inverter,
the
AC
and
DC
side
must
be
disconnected
from
all
power
sources
and
secured
against
being
inadvertently
switched
back
on.
5.
Before
connecting
inverter
to
PV
modules
and
public
grid,
please
make
sure
the
polarity
is
correct.
Electrical
connections
should
comply
with
the
National
Wiring
Rules
of
Standard
AS/NZS
3000.
The
requirements
in
AS
4777.1
and
AS/NZS
3000
indicate
that
a
DC
isolator
must
be
used
before
the
inverter.
5.1
Overview
of
the
Connection
Area
The
following
figure
shows
the
assignment
of
the
individual
connection
areas
on
the
bottom
of
the
inverter.
