VHVA1620E Schematic
208, 220 or 240VAC, 50/60Hz, 3 Phase
28
MAIN SWITCH
MAIN SWITCH
BLACK
BLACK
BLACK
BLACK
G
ND
BL
UE
GR
EEN
BR
OW
N
G
L1
L2 L3
G
FUSE
1
5 AMPS
FUSE 2
5 AMPS
4
6
8
5
7
9
G1
6
7
8
9
10
11
SSR1
SSR2
SSR3
C
O
I
L
C
O
I
L
C
O
I
L
ORANGE
YELLOW
GREEN
GEARMOTOR
AND SPEED
POT
GEARMOTOR
REVERSING
SWITCH
A
10
26
37
25
G2
17
G4
G2
36
32
30
35
33
25
27
28
34
BLACK
BLUE
GREEN / YELLOW STRIPE
BROWN
GRY
BROWN
J
J
J
J
J
BR
OW
N
BL
UE
BL
UE
BR
N
GR
AY
GR
N
/Y
LW
G3
G2
UPPER
TEMPERATURE
CONTROL
LOWER
TEMPERATURE
CONTROL
10 GA. GREEN / YELLOW STRIPE
18 GA. GREEN / YELLOW STRIPE
18
GA
.G
RE
EN
/Y
EL
LO
W
ST
RIP
E
1
2
3
COOLING FAN
IN CONTROL
BOX DOOR
C
N.O.
FAN
RELAY
15
BLUE
38
40
42
SSR 1
REAR EXHAUST FANS
SSR 3
SSR 2
A
E
B
A
10 GA. BLACK
BLACK
10 GA. BROWN
WH
ITE
31
BLUE
INPUT
OUTPUT
+
-
GEARMOTOR
POWER SUPPLY
RED
BLACK ( 2 )
+
46
39
41
-
+
+
WHI
TE
-
12
16
14
GRAY
A
29
11
19
WHITE
13
19
BLACK
POWER BLOCK
LOWER
TEMPERATURE
ADJUSTMENT
POTENTIOMETER
3
1
2
5
4
RTDSENSOR
C1
43
BLUE
ELEMENT CONTACTOR
6
7
8
9
10
11
UPPER
TEMPERATURE
ADJUSTMENT
POTENTIOMETER
3
1
2
5
4
RTDSENSOR
YELLOW
ORANGE
PURPLE
GRAY
COOLING FAN
IN CONTROL
BOX
YELLOW
ORANGE
PURPLE
CAUTION: L1 & L2 INPUTS MUST BE 100-125 VOLT POTENTIAL.
IF A "HIGH-VOLTAGE LEG" GREATER THAN 125 VOLTS
IS PRESENT, IT MUST CONNECT TO L3.
YELLOW
WHITE
BLACK
BLACK
UPPER BLOWER
MOTOR SPEED
CONTROL AND
POTENTIOMETER
YELLOW
YELLOW
BLACK
YELLOW
BLACK
BLACK
LOWER BLOWER
MOTOR SPEED
CONTROL AND
POTENTIOMETER
YELLOW
YELLOW
BLACK
BLOWER MOTOR
SPEED CONTROLS
1~ IN; 1 or 3~OUT
E2
E1
S1
S2
S3
DIR
E2
E1
S1
S2
S3
DIR
A1
B2
A3
A2
B1
B3
BRNS3
BLKS2
RED
S1
BRNS3
BLKS2
RED
S1
20
19
21 22
15 K OHM
RESISTOR
15 K OHM
RESISTOR
BROWN
24
23
WHITE
BLACK
UPPER BLOWER
MOTOR
LOWER BLOWER
MOTOR
GRN
GRN
3~
CCW
3~
CCW
T1
T2
T3
T1
T1
T2
T3
YELLOWor BLUE
YELLOWor BLUE
BOTTOM ELEMENTS
LEFT
RIGHT
1500 WATTS EACH
TOP ELEMENTS
LEFT
RIGHT
G
I
J
K
H
1500 WATTS EACH
N
Q
P
M
R
C1
C1
C1
C1
14 GA WHITE
14
GA
WH
ITE
14
GA
WH
ITE
14
GA
BR
OW
N
BR
OW
N
18
48
BR
OW
N
VA
CUUM
SW
ITC
HE
S.
CL
OS
E
ON
BL
OW
ER
VA
CUUM
BROWN
44
RED
50
BR
OW
N
20
BR
OW
N
CO
OL-D
OW
N
TH
ER
MOS
TA
TS
.
CL
OS
E
ON
TE
MP
ER
AT
URE
RI
SE
.
F
C
D
U4162Q
Содержание VH1620E
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