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Electrical Wiring
1
2
3
4
5
GROUND
TERMINAL
6
7
8
9
10
11
12
13
L N C
2
T
B
TO INDOOR UNIT
NOTES
1 ALL FIELD WIRING TO BE IN ACCORDANCE WITH NATIONAL ELECTRIC
CODE (N.E.C.) CANADIAN ELECTRIC CODE AND/OR LOCAL STATE AND
CITY CODES. PROVIDE DISCONNECTS FOR ALL POWER SUPPLIES.
2 DRAWING PRACTICES AND SYMBOLS ARE IN ACCORDANCE WITH AIR
CONDITIONING & REFRIGERATION INSTITUTE (ARI) GRAPHIC
ELECTRICAL STANDARDS.
3 NUMBERS ALONG LEFT SIDE OF ELEMENTARY DIAGRAM DESIGNATE
LINE IDENTIFICATION. NUMBERS ALONG RIGHT SIDE ARE LOCATIONS
OF RELAY CONTACTS.
4 COMPONENT TERMINAL MARKINGS ARE INDICATED BY ENCIRCLED
NUMBERS AND/OR LETTERS.
5 NUMBERS ON VERTICAL & HORIZONTAL LINE ARE CIRCUIT IDENTIFICATION.
6 MOTORS ARE INHERENTLY PROTECTED.
7 THIS UNIT TO BE USED WITH EVAPORATORS OPERATING WITH IN
A TEMPERATURE RANGE OF 32°F TO 53.5°F.
16
TTA B51-B65 JDF (SINGLE CIRCUIT)
ELEMENTARY DIAGRAM
1
L1
2
L2
3
L3
9 18
1B
HTR
L
N
7
7A
C
CONNECTION DIAGRAM
1
2
3 1R 4
5
6
7
1R
8
L1 L2 L3 N
1
T
B
POWER SUPPLY
380V./3PH./50HZ.
380V./3PH./60HZ.
R
FAN
MOTOR C
S
WIRING DIAGRAM
1M-1
4
1M-2
5
BLK
1M-3
6
GY
6A
6B
12
9C
7
1R
7
8
1LP
1HP
12
10
1
5
6
6A
9C
12
BRW
T1
COMPR.
T2
MOTOR
T3
NEUTRAL
R
FAN
C
MOTOR
S
9B
9
PH
11
9A
1M
12
7A
HP
HTR
LP
COMPRESSOR
INTERNAL OVERLOAD
LEGEND
HP
CONTROL,HIGH PRESS.
R22 (OPEN : 398 PSIG,CLOSE : 313 PSIG)
R410A (OPEN : 600 PSIG,CLOSE : 420 PSIG)
LP
CONTROL,LOW PRESS.
R22 (OPEN : 27 PSIG,CLOSE : 46 PSIG)
R22 (OPEN : 59 PSIG,CLOSE : 65 PSIG)
1M
CONTACTOR,COMPRESSOR
1R
RELAY,CONTROL LOCKOUT
HTR
HEATER,CRANKCASE.
1TB-TERMINAL BLOCK
FACTORY WIRING & DEVICES BY MFR.
FIELD WIRING (OPTION)
PH
PHASE PROTECTOR
N
1R-11,12
1M-1,2,3
T1 T2
T3
4 6 5
TTA-R410A
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