1
Overview
1.1Product Overview
This manual is aimed at providing sufficient information and installing instruction for
consumers buying Shenzhen Growatt New Energy Technology Co. Ltd (short as Growatt)
MAC Series solar inverters. Please read this manual carefully before using the MAC series
inverters and store the manual in a reachable place for an authorized technician. No
further notice if there is any change in this manual.
2
Safety Precautions
2.1 Safety Overview
1> Before installation please make sure reading through this manual, any damage caused
by improper installation, Growatt reserve the right to disclaim any warranty.
2>All the operations and connections must be done by trained qualified electrical
technician.
3> During installation except for terminals, do not touch any inside part of the inverter.
4>All the electrical connections must meet local country's safety regulations.
5> If you need maintenance for this inverter, please contact our local authorized installi-
ng and maintenance technician.
6>You must get the local power supplier's permit before connecting this inverter to the
grid.
7>When installing PV modules during the day, use opaque materials to cover the PV
modules. Otherwise, the voltage at the component terminals is high in the sun, which
may cause personal danger.
1
2
1
.
2 Applicable
Personnel
Only
qualified
electrical
technicians
are
allowed
to
install
MAX
series
inverter
.
With
reading
through
this
manual
and
following
all
the
precautions
,
qualified
electrical
technician
can
properly
install
MAC
serial
inverter
,
finish
trouble
shooting
and
communication settings
.
If
there
is
any
problem
during
the
installation
,
the
installer
can
either
log
on
www
.
ginverter
.
com
and
leave
a
message
or
call consumer
service
hotline
+
86
755
27471942.
Handle
Process
：
•The inverter is heavy,please treat with care while handling,in case of
crushing injury.
WARNING
Installation
：
•Before installation,please read through this manual,any damage
cause by improper installation,Growatt reserve the right to disclaim
any warranty.
•Ensure that the MAC is not connected to a power supply and is not
power on before installation.
DANGER
NOTICE
Electrical
Connections:
Maintenance
and
replacement
:
•Before
electrical
connection
,
please
ensure
the
inverter
DC
switch
is
at
”
OFF”
also
disconnect
AC
switch
,
otherwise
the
high
voltage
from
inverter
may
cause
life
risk
.
•Only
trained
authorized
electrical
technician
can
do
the
electric
connection
also
please
follow
the
connection
procedures
in
this
manual
along
with
local
country's
regulations
.
•High
voltage
may
cause
electric
shocks
and
serious
injury
please
do
not
touch
the
inverter
.
•Please
do
not
store
inverter
in
area
with
flammable
and
explosive
material
.
•Must
be
installed
by
trained
and
authorized
electrical
technician
and
accurately
follow
this
manual
.
•Please
disconnect
the
DC
and
AC
switch
for
at
least
five
minutes
,
all
the
operations
should
be
carried
after
power
disconnection
.
•If
there
is
PV
isolation
low
alarm
,
the
inverter
case
may
be unground-
ed
,
please
do
not
touch
the
inverter
case
.
•High
voltage
of
inverter
may
result
in
electric
shock
.
•Each
inverter
must
install
one
AC
breaker;
AC
breaker
is
forbidden
to
share
with
other
inverters
.
•It
is
forbidden
to
add
load
between
inverter
and
breaker
.
•If
the
cable
is
thick
,
after
tightening
the
cable
do
not
shake
it and
ensure
the
cable
is
well
-
connected
and
then
start the
inverter
.
Loose
connection
may
cause
overheat
.
•Before
connecting
between
PV
panels
and
inverter
please
ensure
the
positive
and
negative
poles
are
correct
connected
.
•For
better
cooling
purpose
,
please
regularly
clean
the
fans
.
•Do
not
use
air
pump
to
clean
the
fans
,
cause
it
may
damage
the
fans
.
•Please
follow this installation manual as installation condition environ-
ment,space and so on.
•Please install the inverter in a dry and ventilated environment,otherwi-
se may affect the performance of the inverter.
•Please follow the installation procedures in this manual.
WARNING
DANGER
DANGER
WARNING
WARNING
