Installation
and
Operation
Manual
(Rev
A)
PVI
50
‐
100KW
Series
Inverters
DOCR
‐
070233
Page
78
of
92
Opening
the
Main
Enclosure
WARNING:
The
enclosure
can
only
be
opened
when
the
inverter
is
off,
both
DC
and
AC
Disconnect
switches
off
and
completely
locked
and
tagged
out.
Absence
of
dangerous
voltages
must
be
verified
by
qualified
personnel
before
performing
any
service.
1.
Use
the
SolrenView
HMI
keypad
to
temporarily
disable
the
power
output
by
pressing
and
holding
the
ESCAPE
button
for
two
seconds.
2.
Switch
off
DC
disconnect
switch
3.
Switch
off
AC
disconnect
switch
4.
Watch
until
all
LED
indicators
have
been
off
for
60
seconds
to
allow
capacitors
to
discharge
5.
Open
handle
on
door
(use
key
if
locked)
Before
closing
the
main
enclosure
always
check
for
any
signs
of
problems
such
as
corrosion,
loose
parts,
insect
or
animal
infestation,
excessive
dirt/dust
or
over
heated
or
deformed/aged
‐
looking
parts.
Opening
the
DC
Disconnect
Switch
Enclosure
WARNING:
DC
Input
wiring
from
the
array
may
be
energized
even
with
inverter
off
and
DC
Disconnect
Switch
open.
1.
Disconnect
inverter
from
DC
power
from
array
to
ensure
that
live
DC
is
not
entering
DC
disconnect
switch
enclosure.
2.
Use
the
SolrenView
HMI
keypad
to
temporarily
disable
the
power
output
by
pressing
and
holding
the
ESCAPE
button
for
two
seconds.
3.
Switch
off
DC
disconnect
switch
4.
Switch
off
AC
disconnect
switch
5.
Watch
until
all
LED
indicators
have
been
off
for
60
seconds
to
allow
capacitors
to
discharge
6.
Remove
DC
disconnect
switch
cover
door
retention
screws
Opening
the
AC
Disconnect
Switch
Enclosure
WARNING:
AC
output
wiring
leaving
the
AC
Disconnect
Switch
Enclosure
to
point
of
interconnect
may
be
energized
even
with
inverter
off
and
AC
Disconnect
switch
open.
1.
Disconnect
inverter
from
AC
power
at
point
‐
of
‐
interconnection
to
ensure
that
live
AC
is
not
entering
AC
disconnect
switch.
2.
Use
the
SolrenView
HMI
keypad
to
temporarily
disable
the
power
output
by
pressing
and
holding
the
ESCAPE
button
for
two
seconds.
3.
Switch
off
DC
disconnect
switch.
4.
Switch
off
AC
disconnect
switch.
5.
Watch
until
all
LED
indicators
have
been
off
for
60
seconds
to
allow
capacitors
to
discharge.
6.
Remove
AC
disconnect
switch
cover
door
retention
screws.