37
Nieco Corporation - Model JF74E CE
F. WIRING DIAGRAM - Motor Box
L3
L2
L1
B
#10
B
#10
B
#10
W
Pur
R
B
R
B
To Right Side
Control Box pg.
2
B
#10
B
#10
B
#10
Bl
Or
1
2
3
6
5
High Voltage
Conduit
Low Voltage
Conduit
High Voltage
Conduit
Low Voltage
Conduit
To Left Side
Control Box pg.
1
High Pressure Blower
P/N
High Pressure Blower
P
/
N
4 Pole Contactor
50
A, 24V Coil
P
/
N
10
mm Terminal Blocks
Gray P
/
N
Blue P
/
N
Ground P/
N
Motor (
2
)
P
/
N
30
Jun
11
M
Model
Rev
.
This document is the property of Nieco
Corporation
. Reproduction or release without
express permission is prohibited
Wiring Diagram
Dwg No.
Drawn
Date
PB
JF
94/
84E,
CE, 380-
400V
Page
3 of
3
Page 3
±
Motor Box
From Main Switch
To Main Switch
Note:
Label terminal
blocks
20110
Y
B
+
-
~
~
notch
Bridge Rectifier
P
/
N
12
4
6
5
3
2
1
7
8
9
10
11
PRI
SEC
Transformer
P
/
N
Y
Pur
W
Y
Bl
B
R
Pur
W
24VAC to left control box
R
B
11
10
8
9
24VDC to left control box
10 ga
. Black to Left Side
Circuit Breakers
Br
Or
Y
Bl
B
R
24V
DC
to
r ight
con
t ro
l box
24V
AC
to
r ight
con
t ro
l box
13
12
18
16
15
17
Fuseholder
P
/
N
Pur
W
Y
Bl
Note:
Apply label with
fuse rating next to
fuseholder
2 Amp Fuse
P
/
N
10 ga
.
Black
12 ga
.
Blue
to Right Side
Circuit Breakers
1
L
1
3
L
2
5
L
3
7
L
4
8
T
4
6
T
3
4
T
2
2
T
1
C oil
N
Bl
#12
B
Bl
#12
Y
Bl
#12
14
4
7
