PVI
23TL
&
PVI
28TL
Installation
and
Operation
Manual
PVI
Series
Inverters
DOCR
‐
070365
‐
E
Page
21
of
57
4.0
Grounding
Connections
WARNING
:
All
electrical
installations
must
be
performed
in
accordance
with
all
applicable
local
electrical
codes,
and
must
be
done
by
electrically
qualified
personnel.
Only
make
AC
and
DC
grounding
connections
directly
to
the
terminals
within
the
wiring
box.
4.1
Inverter
Knockouts
The
inverter
comes
equipped
with
identified
knockouts
at
the
bottom
and
the
side
of
the
electrical
wiring
box.
Adding
additional
knockouts
might
void
the
inverters
warranty.
Please
consult
with
customer
service
if
additional
knockouts
are
needed.
WARNING:
H igh touch current .
E ar th connection essential
before connecting supply.
For more details please
see the user manual.
DC INPUT
AC OUTPUT
COMM. PORT
ANTENNA
1
6
2
3
4
7
5
3.8 in.
6.2 in.
8.5 in.
10.9 in. (277mm)
13.7 in. (347mm)
15.9 in. (405mm)
18.7 in. (475mm)
(97mm)
(157mm)
(217mm)
20.3 in. (515mm)
Position
Connection
Entry
1
Knockout
holes
for
DC
input
wires
and
equipment
ground
(1”or
1
‐
1/4”)
2
Knockout
hole
for
AC
output
and
ground
wires
(1”or
1
‐
1/4”)
3
Knockout
hole
for
communication
wires
(3/4”)
4
Spare
Knockout
hole
for
communication
wires
(3/4”)
5
External
Ground
Connection
6
Side
Knockout
for
DC
input
wires
(1”or
1
‐
1/4”)
7
Side
Knockout
for
AC
input
wires
(1”or
1
‐
1/4”)
Figure
4.1
–
Knockouts
and
External
Ground
Connection
