Danfoss DLX 3.8 UL - Site Preparations

16
2.3.2
.
Over
c
prev
e
• An
o
• If a
f
rep
2.3.2
•
T
h
e
or i
n
eq
u
• If t
h
6.2
E
•
T
h
e
2.3.2
• DC
f
loc
a
ind
e
•
T
h
e
ma
n
• DC
f
sys
t
.
Overc
u
c
urrent prot
e
e
nt overheati
o
vercurrent
p
f
use blows o
lacing or res
e
.1. Groun
d
e
GFDI prote
c
n
the PV con
d
u
ipped with
a
h
e ground fa
u
E
rror! Refer
e
e
rating of th
e
.2. DC Fus
e
f
uses protec
t
a
ted in the S
t
e
pendently.
e
rating of th
e
n
ufacturer,
U
f
uses are no
r
t
em installer.
u
rrent Pro
t
e
ction device
s
ng as a resul
t
p
rotection d
e
r
a circuit br
e
e
tting it.
d
Fault Prot
e
c
ts the negat
i
d
uctors. It is
l
a
finger-safe
f
u
lt current e
x
e
nce source
n
e
GFDI is 600
V
e
s
t
the conduc
t
t
ringbox, eq
u
e
DC fuses sh
U
L requireme
n
r
mally not a
p
t
ection D
e
s
, fuses or ci
t
of overload
e
vice is requi
e
aker trips, t
h
e
ction Devic
e
i
ve/positive
g
l
ocated in th
e
f
use holder.
x
ceeds 1A th
e
n
ot found.).
V
DC
and 1A.
t
ors from ba
c
u
ipped with
f
ould be as p
e
n
ts and NEC,
p
art of the sc
o
e
vices
rcuit break
e
, short circui
t
red on each
u
h
e cause sho
u
e
(GFDI)
g
rounded str
e
lower com
p
e
GFDI open
s
c
k feed curre
n
f
inger-safe fu
e
r the recom
m
with a maxi
m
o
pe of deliv
e
Installation G
u
e
rs, protect t
h
t
or ground f
a
u
ngrounded
u
ld always b
e
ings from gr
o
p
artment of
t
s
and the inv
e
nts from par
a
se holders t
o
mendations
m
um of 40 A.
e
ry, and mus
t
u
ide DLX UL seri
e
h
e circuit co
n
a
ult.
conductor.
e
determine
d
o
und faults i
n
t
he Stringbo
x
e
rter shuts d
o
a
llel strings.
T
o
disconnect
of the PV m
o
.
t
be provide
d
e
s L00410624-
0
n
ductors and
d
before
n
the PV arra
y
x
and is
o
wn (Refer t
o
T
hey are
each fuse
o
dule
d
by the
0
1
y
o