Danfoss DLX 3.8 UL User Manual

User G
u
•
T
h
e
arr
a
co
m
• Arr
a
ne
g
co
n
ide
n
4.3.
4
The
S
the
w
Strin
g
T
he
D
600V
d
25A
u
ide DLX UL series
e
positive gr
o
a
y configurat
m
partment a
n
a
y configur
a
g
ative DC ter
m
n
nected in p
a
n
tical for eve
NOTI
C
Maxim
under
a
propor
t
from th
from th
4
.3. DC S
w
S
tringbox is a
t
w
iring that ru
n
g
box.
NOTI
C
Before
r
the DC
Figu
r
D
C switch is r
a
d
c
L00410625-01
o
unded PV
a
ion by the c
o
n
d in the Stri
n
a
tion depen
d
m
inal bloc
k
s
a
rallel. Due t
o
ry string.
C
E
um Voltage
:
a
ny conditio
n
t
ional to the
t
e nameplate
e nameplate
w
itch
t
tached to t
h
n
s from the
P
C
E
r
emoving th
e
switch is in t
h
r
e 4.13: DC disco
n
a
ted at:
a
rray config
u
o
nnection to
n
gbox and t
h
d
s on the m
o
have three
p
o
the inverter
:
T
he open ci
n
s. The volta
g
t
emperature
;
rating and a
rating.
h
e bottom of
P
V array. A D
C
e
lower cove
r
h
e OFF posit
n
nect switch
u
ration diff
e
the DC term
i
h
e DC switch
o
dule techno
l
p
airs of input
s
having one
rcuit voltage
g
e generated
;
at lower te
m
t higher tem
the inverter,
C
disconnect
r
to access th
ion, and the
e
rs from the
n
i
nal blocks i
n
in the Strin
g
l
ogy used. B
o
s
, which allo
w
MPP-tracke
r
e
, V
OC
, must n
e
by PV mod
u
m
peratures t
h
peratures th
e
and provide
switch is pr
o
e connectio
n
PV array cab
l
I = O
N
0 = O
F
n
egative gro
u
n
the inverter
g
box.
o
th the posit
i
w
three strin
g
r
the PV po
w
e
ver exceed
6
u
les is invers
e
h
e PV voltag
e
e
PV voltage
e
s PV string c
o
o
vided and
m
n
terminals e
les are disco
n
N
F
F
3
u
nded PV
lower
i
ve and
g
s to be
w
er should b
e
6
00 V
DC
e
ly
e
increases
decreases
o
nnection vi
a
m
ounted in t
h
nsure that
n
nected.
1
e
a
h
e

Danfoss DLX 3.8 UL Specifications

General

Brand	Danfoss
Model	DLX 3.8 UL
Category	Inverter
Language	English