page no. 27 of 44
NVx Range Users, Installation & Servicing Instructions issue 6.4 Aug 2017.
NVxF 15-140 Axial Fan Crossflow Units
6
5
4
2
3
1
10
9
11
8
7
NO
CO
M
NC
R
/S
T
RP
N
L
3
p
in
5
p
in
7
p
in
4
p
in
CO
N
6
CO
N
7
JT
1
JT
2
E
A
RT
H
NE
UT
RAL
L
IV
E
M
AI
NS
S
UP
P
L
Y
230
V
A
C
50
H
z
W
ir
ing
Le
ge
nd
C
onne
c
ti
ons
m
a
de
by
C
ont
rol
boa
rd
A
s
s
e
m
bl
e
r
C
onne
c
ti
ons
m
a
de
by
Fi
na
l
A
s
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e
m
bl
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r
C
onne
c
ti
ons
m
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de
by
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ns
ta
ll
e
r
C
O
M
P
O
N
E
N
T
L
IS
T
P
o
w
rm
a
tic
p
a
rt
#
A
. I
g
n
it
io
n
C
o
n
tr
o
lle
r -
P
a
c
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o
l
A
. I
g
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it
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n
C
o
n
tr
o
lle
r -
B
ra
h
m
a
B
.
H
one
y
w
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ll
Fa
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it
The
rm
os
ta
t
C
.
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igh
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it
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nt
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rl
oc
k
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oa
rd
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ir
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re
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re
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w
it
c
h
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3
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2
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.
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ai
n
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a
s
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al
ve
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E
x
ha
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t
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C
om
bus
ti
on
Fa
n
G
.
M
a
in
F
a
n
H
.
6
W
ay
H
yl
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B
lo
ck
I.
N
V
x
V
e
r 2
W
ir
in
g
L
o
o
m
J
.
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n
it
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n
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le
c
tr
o
d
e
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. R
e
c
ti
fi
c
a
tio
n
P
ro
b
e
L.
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e
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ol
de
r
5
A
M
.
A
m
be
r
Indi
c
a
tor
/
R
e
s
e
t
B
ut
ton
N
.
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n
g
in
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s
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ver
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S
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it
ch
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r
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e
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t B
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n
P
.
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m
be
r
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e
on
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c
a
tor
Q
.
R
e
d
N
e
on
Indi
c
a
tor
R
.
G
re
e
n
N
e
on
Indi
c
a
tor
S
.
Jo
x
230
v
R
el
ay
T
.
G
M
4
4
M
o
d
u
la
tin
g
D
riv
e
r P
C
B
U
.
M
odul
a
ti
ng
H
e
a
d
V
. H
ig
h
/L
o
w
D
ri
v
e
r H
e
a
d
W
.
C
ew
al
T
h
er
m
o
st
at
145
03084
5
145
03084
4
(m
o
dul
a
ti
ng
m
o
de
ls
on
ly
)
143
00030
6
142
40360
0/
3
146
52217
4
Mo
d
el
sp
ec
if
ic
Mo
d
el
sp
ec
if
ic
Mo
d
el
sp
ec
if
c
143
10060
6
147
60010
1
Mo
d
el
sp
ec
if
ic
142
42300
3
143
00052
6
143
07027
6
143
10066
3
143
07027
4
143
10066
6
143
10066
1
143
10066
2
143
00081
6
142
40030
3
142
46640
3
142
46640
2
143
00053
4
E
F
2
2
3
3
4
4
5
5
6
6
N
OT
E
S
M
ai
n
s
In
p
u
t:
230v
50H
z
1p
h
S
u
p
p
ly.
For
i
nput
pow
e
r
re
fe
r
to
Ins
ta
ll
a
ti
on
ins
tr
uc
ti
ons
.
W
a
rni
ng:
H
igh
v
ol
ta
ge
s
pr
e
s
e
nt
a
t
the
i
gni
ti
on
e
le
c
tr
ode
w
he
n
the
uni
t
a
tt
e
m
ps
t
o
li
ght
.
D
NC
NO
C
N
Mai
n
F
an
O
n
ly
230
V
I
n
p
u
t
Loc
k
out
I
ndi
c
a
tor
2
3
0
v
O
ut
put
L
o
c
k
o
u
t R
e
s
e
t -
N
e
u
tr
a
l S
w
it
c
h
E
x
te
rn
a
l C
o
n
tr
o
ls
C
onne
c
ti
o
ns
B
°C
°C
5
C
o
re
C
ab
le
Ye
l 0
.5
Wh
0
.5
B
r 0
.5
B
lu
0
.5
B
r 0
.5
B
lu
0
.5
G
ry
0.
7
5
B
r 0
.7
5
B
lk
0
.7
5
Y
e
l 0
.7
5
A
J
K
H
eat
D
em
an
d
230
V
I
n
p
u
t
(
N
ot
u
s
ed
on
B
M
S
M
odul
a
ti
ng
V
ar
ian
t)
G
3
C
o
re
C
ab
le
B
r 0
.7
5
O
r 0
.5
7
7
8
8
9
9
10
10
12
12
13
13
14
14
15
15
16
16
O
M
P
R
17
17
11
11
B
lu
0
.7
5
°C
°C
FAN
LIMIT
FAN
LIMIT
16
17
13
14
B
NVx Terminals
R
em
o
ve
li
n
k
to
fi
t
sec
o
n
d
ar
y
F
a
n
/L
im
it
S
ta
t
S
e
co
n
d
ar
y
T
h
er
m
o
st
at
fi
tt
ed
t
o
N
V
x9
0
an
d
ab
o
v
e
G
ry
1.
0
B
r 1
.0
Blu
0
.5
Wh
0
.5
Blk
0
.5
Blu
0
.5
Vi
0.5
Re
d 0
.5
Wh
0
.5
Blk
0
.5
B
lu
0
.5
B
lu
0
.5
Br
0.5
Vi
0.5
Blu
0
.5
Wh
0
.5
Br
0.5
Ye
l 0
.5
R
ed
0.
5
Y
e
l 0
.5
Vi
0.5
Gry
0
.5
Or
0.5
Blk
0
.5
Wh
0
.5
B
lk
1
.0
Y
e
l 1
.0
L
G
3
C
o
re
C
ab
le
S
e
co
n
d
ar
y
F
an
fi
tt
ed
t
o
N
V
x9
0
an
d
ab
o
v
e
N
L
Or
0.5
V
i 0
.5
Vi
0.5
Br
0.5
Blu
0
.5
B
lk
0
.5
Br
0.5
Br
0.5
Gry
B
lu
0
.5
Y
e
l 0
.5
Vi
0.5
Vi 0.5
B
lu
0
.5
B
r 0
.5
Y
e
l 0
.5
C
18
18
Q
Y
e
l 0
.5
Y
e
l 0
.5
1
1
I
0-
10V
(
M
o
d
u
lat
in
g
)
0
V
(
M
o
d
u
la
tin
g
N
e
g
a
tiv
e
) o
r 2
3
0
V
(
H
i-
F
ir
e
)
E
x
te
rna
l
C
ont
ro
ls
C
on
ne
c
ti
ons
f
or
H
igh-
Low
or
M
odul
a
ti
ng
V
a
ri
a
n
ts
N
F
an
cab
le
re
m
ov
e
d
on
d
u
ct
e
d
var
ian
ts
(/D
)
H
N
O
T
E:
R
em
o
ve
M
o
d
e
L
in
k
'B
'
L
N
C
OM
NO
NC
Ye
l
S
* M
o
d
ul
at
io
n
U
n
it
s O
nl
y
*
*
2.5 Wiring Diagrams
