Danfoss DLX 3.8 UL User Manual

30
T
he i
n
2.Gr
o
T
he
P
+PO
S
4.3.
4
A PV
s
conn
e
have
the
N
•
T
h
e
de
p
•
T
h
e
co
n
co
n
n
coming PV
c
o
unde
d
Ter
m
Figure 4.11:
F
P
V conductor
S
and –NEG t
e
Figure 4.12: Ter
m
NOTI
C
The co
n
perfor
m
4
.2. Arra
y
s
tring consis
t
e
cted in par
a
a large volta
g
N
E
C
and the
m
e
grounding
p
end on the
m
e
inverter is d
n
figuration
a
n
figuration.
c
onductors s
m
ina
l
inside t
h
F
use board in th
s go throug
h
e
rminal bloc
k
m
inals in invert
e
C
E
n
nection req
u
m
ed by quali
f
y
Configu
r
t
s of a certai
n
a
llel forming
a
g
e range, an
d
m
odule man
u
configurati
o
m
odule tech
n
elivered fro
m
a
s a standard
,
hall be termi
h
e Stringbox
e Stringbox
h
the DC swit
c
k
s in the low
e
e
r lower compar
t
u
ires remova
f
ied person
s
r
ation
n
number of
P
a
n array and
d
several fea
s
u
facturer inst
r
o
n of the PV
a
n
ology.
m
the factory
,
but may als
o
nated at the
.
F
F
1
2
N
N
c
h in the Stri
n
e
r inverter c
o
t
men
t
+
P
-
N
l of the inver
s
only!
P
V modules
c
attached to
t
s
ible PV strin
g
r
uctions wh
e
a
rray and th
e
with a nega
t
o
be deliver
e
U
1.Ungroun
d
F
1, F2, F3: DC
f
F
4: Ground fu
s
. Ungrounde
for the ungr
2
. Grounded
T
the ground
e
N
: Receptacle
f
between ph
N
-N:
T
erminal
b
conductor.
n
gbox, and
a
o
mpartment.
POS: Positive
t
N
EG: Negative
r
ter lower co
v
c
onnected i
n
t
he inverter.
T
g
configurat
i
e
n configurin
e
connection
t
ive ground
e
e
d for a posi
t
ser Guide DLX UL
d
e
d
Termina
l
f
use holders.
s
e holder (GF
D
d Terminal:
T
ounded PV c
o
T
erminal:
T
er
m
e
d PV conduc
t
f
or monitorin
g
ases and neu
t
b
lock for the
n
a
re then ter
m
t
erminal bloc
k
e
terminal blo
c
v
er, and mus
t
n
series. Strin
g
T
he DLX UL i
i
ons are pos
s
g the PV arr
a
to the DC te
e
d PV array
t
ive ground
e
series L00410625-
0
l
and
D
I).
T
erminal block
o
nductors.
m
inal block fo
r
t
ors.
g
the voltage
t
ral.
n
eutral
m
inated at th
e
k
c
k
t
be
g
s can be
nverter serie
s
ible. Follow
a
y!
rminals
e
d PV array
01
r
e
s

Danfoss DLX 3.8 UL Specifications

General

Brand	Danfoss
Model	DLX 3.8 UL
Category	Inverter
Language	English