page no. 29 of 44
NVx Range Users, Installation & Servicing Instructions issue 6.4 Aug 2017.
NVxCCF 60-75 Centrifugal Close Coupled Fan Units
6
5
4
2
3
1
10
9
11
8
7
NO
C
OM
NC
R
/S
T
RP
N
L
P
ACT
RO
L
M
icr
o
G
as
P
25
CO
N
1
CO
N
4
CO
N
5
C
O
N
3
CO
N
6
CO
N
7
JT
1
JT
2
W
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c
ti
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by
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p
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2
2
3
3
4
4
5
5
6
6
N
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S
M
ai
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s
In
p
u
t:
230v
50H
z
1p
h
S
u
p
p
ly.
For
i
nput
pow
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r
to
Ins
ta
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.
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NC
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C
N
B
°C
°C
5
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o
re
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ab
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l 0
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0
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ry
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7
5
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5
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5
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l 0
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5
A
J
K
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r 0
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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
FAN
LIMIT
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0
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Wh
0
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0
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0
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0.5
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0
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0
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0
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0
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0.5
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0
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l 0
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0
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Vi
0.5
Br
0.5
B
lk
0
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Br
0.5
Br
0.5
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B
lu
0
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l 0
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Vi
0.5
Vi 0.5
B
lu
0
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B
r 0
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Y
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l 0
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18
18
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Y
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l 0
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l 0
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1
1
I
N
Br
1.5
Blu
0
.5
13
L3
L2
L1
14
T3
T2
T1
A1
A2
95
96
T1
T2
T3
Y
Z
Blu
0
.5
Br
1.5
B
r 1
.5
B
r 1
.5
W
h
0
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B
r 1
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B
lu
1
.5
W
h
0
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3
C
o
re
C
ab
le
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X
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1
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M
a
in
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a
n
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ly
2
3
0
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p
u
t
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k
out
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ndi
c
a
tor
2
3
0
v
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ut
put
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o
c
k
o
u
t R
e
s
e
t -
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e
u
tr
a
l S
w
it
c
h
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x
te
rn
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l C
o
n
tr
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C
onne
c
ti
o
ns
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eat
D
em
an
d
230
V
I
n
p
u
t
(
N
ot
u
s
ed
on
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M
S
M
odul
a
ti
ng
V
ar
ian
t)
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
O
T
E:
R
em
o
ve
M
o
d
e
L
in
k
'B
'
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
B
r 1
.5
N
L
H
L
N
B
lu
1
.5
B
lu
1
.5
Blu
0
.5
C
OM
NO
NC
Ye
l
S
