Torit Downflo SDF-2 - Figure 20 - Wiring Diagram 575 V 60 Hz 3 PH 3, 5, 7-1;2, 10 Hp; Figure 21 - Wiring Diagram 380 V 50 Hz 3 PH 3, 5 Hp

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Donaldson Company, Inc. © 1995
Figure 21
Wiring Diagram 380 Volt - 50 Hz, 3PH – 3, 5 hp
From 575VAC 60Hz, 3 Phase
Disconnect means and circuit protection by others
MOTOR STARTER
NOTE: From CUR 3 wrap wire lead 1 turn
(2 turns for 3,5 hp) through sensor
core CUR 1 before returning to CUR 3.
NOTE: From CUR 3 wrap wire lead 1 turn
through sensor core CUR 1 before
returning to CUR 3.
Figure 20
Wiring Diagram 575 Volt - 60 Hz, 3PH – 3, 5, 7-1/2, 10 hp
From 380VAC 50Hz, 3 Phase
Disconnect means and circuit protection by others
L1
L2
L3
BLOWER
3,5,7-1/2,10 hp
CONTROL BOARD
IN
OUT
IN
OUT
N12
HOT
NEUT
G
FU1
1A
H3
H4
H2
H1
X3
X1
X2
FU3
3-2/10A
115VAC
N
T1
250VA
1A
FU2
L1
L2
L3
M1
OL1
T1 T2 T3
IT3
N1
45
CLEAN AIR TEMPERA- TURE
ON/OFF
TEMP 1
TE1
T3
IT3
CUR 1
2
INTERFACE BOARD
RELAY
1
M1
OL1
76
A1
A2
95
96
RELAY
2
RELAY 3
RELAY 4
RELAY
5
RELAY 6
9
8
10
11
12
13
SV1
SV2
SV3
SV4
SV5
SV6
CLEANING
VALVE NO. 1
CLEANING
VALVE NO. 2
CLEANING
VALVE NO. 3
CLEANING
VALVE NO. 4
CLEANING
VALVE NO. 5
CLEANING
VALVE NO. 6
RELAY 7
TB7
TB8
TB9
TB6
TB10
TB11
TB12
TB1
TB1A
TB4
TB2
CUR 3
G
L2
L3L1
FU1
1.5A
L1
L2
L3
M1
IT3
T1 T3
T2
OL1
BLOWER
3,5 hp
(V1)
(W1)(U1)
FU2
N
PSI
+24VDC
LINE-24VDC
3A
NEUTRAL
GND
+DC
-DC
HOT
IN
OUT
OUT
IN
TB1
TB1A
TB2
ON/OFF
TB4
4
CONTROL BOARD
NEUT
TE1
T3
CUR 1
5N12
3.75
KW
IT3
TEMP 1
CUR 3
TB6
RELAY
1
2
RELAY
2
6
OL1
A1 A296
95
8
MOTOR STARTER
7
M1
RELAY 3
RELAY 4
RELAY
5
RELAY 6
RELAY 7
TB9
TB8
TB12
TB11
TB10
TB7
13
12
11
10
9
SV1
SV2
SV3
SV4
SV5
SV6
CLEANING
VALVE NO. 6
CLEANING
VALVE NO. 4
CLEANING
VALVE NO. 3
CLEANING
VALVE NO. 5
CLEANING
VALVE NO. 2
CLEANING
VALVE NO. 1
L1
N1
24VDC Power
Supply
N1
CLEAN AIR TEMPERA- TURE
INTERFACE BOARD