Carrier 50PD05 Operating And Service Instructions page 45

1 POWER SCHEMATIC 48/50 PD C05,C06 208/230,460-3-60
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_PHASE
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L BLNI
]_OTECTI_ . I
IFC _ _ _
/ _ U., -- BLK
i i iU_TNV_I ...................... \
/
YI
I/]_- vLVL}Kl
......................
YEL_i _S fIR M
L I ................
115V BOX DOOR K
fIELD .................. _ " "
PP Y ............. K
460V
SU L _l'm ROP--_ _ _BLKH OILY] _-_
• _J _
NOfW_OWERED, BL_ O; C Y( / L
. " I_ CONVERIENCE' _ L_( ] >_i [{ 5> R/} ........................................ ................. /; 0
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_y OUTLET I YFI 460V Y _ / / . _ /1s0_ A_OR '
L?, ..--J _
ONL Y _</_<_ DLK [ CAP1 ...................... _I'K _]
7J DLK
.......................................... 'll ............ DRN Z:I ) ORM
_BK \I RANI II .........................
Y .......... YEL_ _--" /
/ @<_<_,_ ib;_ ========================== I .............................. _-
I I
I I .............. :B' ' A_DLK_7_ _DLK /_:_ P:MI .... B KT(_ I_BLU_ >MI
/rocB
'"' T -024v / I _' [_ b
....
I/Q_ L/_ m[/,,_ / YELl <RSl / _BIK \ ..... ]) YELl
_52 AMPS) + SCHEMAT C
.................
i
UL _/ LU
_ _Fx£/ "_" L _ I _vr_l I _-_ I
BK ................................. TRAN2 / I{_tI_BLK
J-_ P_H _ P:MH
........ y _ CAPS
..... w._.._,._._ _ FlOP/ACCESSORY _ @ OT Yf L =
ONI Y P_C2 460V ON ,¢-J 20D/230, ONLY
(32 AMPS)
LEGEND
{_} IERMINAI {MARKED>
o TERMINAL (UNMARKED)
TERMINALBLOCK
FACTORY WIRING
FIELD CONTROL WIRING
.........................FIELD POWEB WIRING
.... ACCESSORY
OR OPTIONAL
WIRING
TO INDICAIE COMMON
POTENI_A! ONLY:
NOI TO REPRESENT WIRING
A CIRCUIT A
AUXI WODULATION DOARD Ol:C
C COMPRESSOR CONTACT@ OFM
CAP CAPACITOR PEC
CB CIRCUIT BREAKER PEN
CON CRANKCASE HEATER PF
CCNR CRANKCASE HEATER RELAY P[
CCN CARRIER COMFORT NETWORK OT
COMP COMPRESSOR {DIGITAL}
CS CURRRNT SENSOR
BS¢ DIGITAL SCROLL CONTROLLER
BTT DISCHARGE [EMPERATURE THERMISTER
ED ENTNALPY CONTROL
EBB ECONOMIZER CONTROL BOARD
fS ELAME SENSOR
RU fDSE
GND GROUND
GN GAS VALVE
NPS NIGH PRESSURE SWITCH
I IGNI{OR
IAQ INDOOR AIR QUALITY
IBM INDUCED DRAFT MOTOR
i_C INDOOR fAN CONTACTOR
/fM INDOOR fAN MOIOR
IGC INTEGRATED GAS CONTROIL_R
INV ADJUSTABLE SPFFD AC MOTOR DRIVE
[EN LOCAL EOUIPMENI NETWORK
IS
L!MI[ SW!{CN
LSM lIMIT SWITCH MANUAl RESET
MBB MAIN BASE BOARD
OAO OUIDOOR AIR OUAL[TY
OAT OUIDOOR AER /{MPERAIUR!
NOTES:
I If ANY Of TBE ORIGINAL WIRE FURNISHED
MUST DE REPLACED, IT MUST BE REPLACED
WITH TYPE 90°C OR [{S EOUWAIENT
2 THREE PHASE MOTORS ARE PROTECTED UNDER
PRIMARY SINGLE _KASING CONDITIONS
5 USE COPPER CONDUCTORSONLY
4 RED JUMPER WIRE MDSI DE ADDED BETWEEN
R AND W] ROB SPACE TENPFRATURE MODE
AND TFMPORAR]LY DURING SERVICE-TES!
MODE WHEN IHE HEATERS NEED TO OP#RATE
5 THAN1 AND 2 ARE WIRED FOR 23BY ON 2081230v
UNITS IF UNIT IS TO BE BUN WITH 2OBV POWER
SUPPLY, DISCONNECT BLK WERE
FROM 25or
TERMINAl. AND CONNEC[ TO 2OOV TERMIRA!
OUTDOOR PAN CONTACTON
OUTDOOR FAN MO[OR
POWER EXHAUST CONTACIOR
POWER EXHAUST MOTOR
PLUGGED FILTER
PLUG
QUADRUPLE TERMINAl
RAT RETURN AIR TEMPRHATUNE
RS ROLLOUT SWIT¢I!
SAT SUPPLY AIR TEMPERAIURE
SCT SATURATED CONDENSING IEMP
SSP SATURATED SUCTION PRESSURE
TB TERMINAL BOARD
TRAN TRANSFORMER
UC UNLOADER COlE
THERMOSTAT/IOC MARKINGS
BM BLOWER NO/OR
C CONNON
CW COMBUSTION MOTOR
G FAR
iFO INDOOR FAN ON
LI LENE I
R THERMOSTAT POWER
RT POWER SUPPLY
SS SPEED SENSOR
W
THER4OSTAT HEA r .... _ Wl Isl SIAGE OF AING POWRD
wR 2n_ STAGE OF /_EAHNG _CONVEN NCI _
x
ALARM OUTPUT :
OUI
_:
Y1 1st SIAGE OF COOLENG
Y2 2nd SIAGE OF COOL NG
SFE CONTROL SCNFMATIC
BC
48 SERES ONLY
GAS SECTION ONIY
(48 SERES>
C C I......
[£{:] E ]
I 48HG504029I&O .....
Fig. 14 - 48/50PD
Power Wiring Schematic and Legend
(:08584
45