Thomas & Betts LDAP 1200 Fan User Manual


 
Form RZ-NA-I-LDAP, P/N 207733 (Rev 2), Page 24
23. Wiring Diagrams (cont’d)
FIGURE 15 – Typical Wiring Diagram for Model LDAP 800 (Reference W.D. 189375, Rev 2)
208 OR 230/1/60
VENTER MOTOR
& CAPACITOR
BK
L1
#1 VENT PERMISSIVE
RELAY CONTACTS
2
4
A
BK
Y
L3
MAIN
PR
L1
A
BK
PR
RELAY CONTACTS
#2 VENT PERMISSIVE
2 4
PR
BK
PR
BK
GRD
G
N
BK
Y
BL
BR
Y
7
BR
BK
BL
8
8
L1
L1
7
L3
L3
BK
DISCONNECT
(SEE NOTES on page 22.)
T1L1
L3 T2
L3 T3
CUSTOMER'S FUSIBLE
LOCKABLE
ON/OFF
DISCONNECT
BK
Y
BK
BL
LINE VOLTAGE
(See NOTE 7 on page 22.)
COM
40 VA. CONTROL
TRANSFORMER
BR
Y
BK
BL
COM
40 VA. CONTROL
TRANSFORMER
BR
Y
MOTOR
TEST
GROUND
ELECTRODE
FLAME
BL
GAS VALVE
FLAME
BR
R
BR
BL
P1-9
P1-7
P1-4
P1-2
SPARK GAP
#1 DSI
CONTROL
LED
G
OK
TRANSFORMER
NEUTRAL
FLAME
Y
SPARK
W
J
4uF CAPACITOR
REMOTE MOUNTED
W
BR/W
W
BR
BK
G
BK
R
O
W2
R
W1
R
Y
8
BL
BK
L1
G
PR
BL
RELAY CONTACTS
#1 HEAT PERMISSIVE
CONTROL
LIMIT
PRESSURE
Y
Y
SWITCH
R
2
R
HIGH LIMIT
MANUAL
CONTROL
RESET
Y
4
Y
R
R
P1-6
P1-5
P1-3
P1-8
R
P3-5
P3-4
P3-2
P3-3
P3-1
8
8
BL
BL
ADJUSTABLE
FAN CONTROL
DESTRAT
MAIN COMBUSTION AIR
SWITCH
PRESSURE
C
BL
NO
R
G
SCREW
GRD
PERMISSIVE
RELAY CONTACTS
#1 FAN
COM
FUSE
C
R
W
G
ATO OR ATC
3.0 AMP
SWITCH SETTINGS
SEC
Y
L1
BL
10
R
R
SW1
BR
L1
NEUTRAL
EAC/BLO
M1
NEUTRAL
BK
BK
IND
Y
W
R
4
Y
NEUTRAL
O
10
O
9
R
O
9
O
F
BL
PR
PR
20uF CAPACITOR
3
VENTER
Y
BK
BK
1
W
BR/W
2
BK
C
2
BK
5
FAN
MOTOR
BL
2
H
W
3
GR
G
BL
RELAY CONTACTS
G
N
#1 DESTRAT
GRD
G
R
3
BR
1
BK
1
Y
BR
7
7
3
O
BR
BR
1
R
3
BR
3
1
O
BR
BR
BR
1
7
7
7
7
L3
Y
BK
REMOTE MOUNTED
L1
BK
R
L1
BK
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
39
40
36
37
38
46
45
44
42
43
41
20
CR
21
CR
22
CR
23
CR
RELAY COIL
#2 HEAT
PERMISSIVE
RELAY COIL
62
#1 HEAT
PERMISSIVE
38
RELAY COIL
#2 DESTRAT
RELAY COIL
#1 DESTRAT
54
30
PR
RELAY CONTACTS
2
PR
BL
4
#1 REMOTE DESTRAT
BL
#1 VENT
PERMISSIVE
13
RELAY COIL
CR
42
Y1
Y2
C
29
RELAY COIL
#1 REMOTE
DESTRAT
W
1
1CR
3
3
45
BR
7
BR
TERMINAL STRIP
UNIT #1
30 - 31
#1 FAN
PERMISSIVE
RELAY COIL
CR
36
G G
B
BL
Y
BR
7
BR
L3
Y
8
L1
BL
BL
BK
Y
47
51
50
49
48
7
BK
SEE NOTE 6 ON PAGE 22.
SEE CHART PAGE 23 FOR
LINE VOLTAGE
(See NOTE 7 on page 22.)
The above control wiring is
repeated in the second heat section.
SWITCH
LED