Carrier 69NT40-541-306, Операция и обслуживание

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8–1 T-354
SECTION 8
ELECTRICAL WIRING SCHEMATIC AND DIAGRAMS
8.1 INTRODUCTION
This section contains Electrical Schematic and Wiring Diagrams, the diagrams are presented as follows:
Figure 8.1 provides the legend for use with all figures.
Figure 8.2 provides the basic schematic diagram for units with single evaporator fan capability and VPS.
Figure 8.3 & Figure 8.4 provide wiring diagrams for units with single evaporator fan capability and VPS.
Figure 8.5 provides the basic schematic diagram for units with normal evaporator fan capability, TransFresh
and Crankcase Heater.
Figure 8.6 & Figure 8.7 provide wiring diagrams for units with normal evaporator fan capability, TransFresh
and Crankcase Heater.
Figure 8.1 Legend
SYMBOL DESCRIPTION
AMBS AMBIENT SENSOR (D--18)
C CONTROLLER (C--16)
CB1 CIRCUIT BREAKER 460 VOLT (J--1)
CB2 OPTIONAL CIRCUIT BREAKER 230V (DVM OPTION)
TERMINAL BLOCK WHEN CB2 NOT PRESENT (D--1)
CCH CRANKCASE HEATER (T--4)
CF CONDENSER FAN CONTACTOR (M--9, P--6)
CI COMMUNICATIONS INTERFACE MODULE
(OPTION) (A--4)
CH COMPRESSOR CONTACTOR (L--8, P--1, P--3)
C -- L COOL LIGHT (OPTION) (L--11)
CM CONDENSER FAN MOTOR (G--10, T--6)
CP COMPRESSOR MOTOR (E--8, T--2)
CPDS COMPRESSOR DISCHARGE SENSOR
(TEMP.) (OPTION) (C--18)
CPSS COMPRESSOR SUCTION SENSOR
(TEMP.) (OPTION) (E--18)
CPT CONDENSER PRESSURE TRANSDUCER (H--19)
CR CHART RECORDER (OPTION) (A--14)
CS CURRENT SENSOR (M--2)
DHBL DEFROST HEATER -- BOTTOM LEFT (R--4)
DHBR DEFROST HEATER -- BOTTOM RIGHT (T--4)
DHML DEFROST HEATER -- MIDDLE LEFT (R--4)
DHMR DEFROST HEATER -- MIDDLE RIGHT (T--4)
DHTL DEFROST HEATER -- TOP LEFT (R--3)
DHTR DEFROST HEATER -- TOP RIGHT (T--4)
DL DEFROST LIGHT (OPTION) (M--14 / L--8)
DPT DISCHARGE PRESSURE TRANSDUCER
(OPTION) (K--19)
DTS DEFROST TEMPERATURE SENSOR (D--18)
DVM DUAL VOLTAGE MODULE (OPTION) (D--1)
DVR DUAL VOLTAGE RECEPTACLE (OPTION) (F--2)
E EVAPORATOR FAN CONTACTOR
(HIGH SPEED) (G--11, H--12, J--10, K--11, P--7, P--10)
EM EVAPORATOR FAN MOTOR (L--10, L--12, T--6, T--8)
S EVAPORATOR FAN CONTACTOR
(LOW SPEED) (G--10, H--11, J--11, K--12, R--8, R--11)
EF EVAPORATOR FAN CONTACTOR
(HIGH SPEED) (L--11, M--10, P--7, P--8)
EM EVAPORATOR FAN MOTOR (D--11, F--11, T--8, T--10)
ES EVAPORATOR FAN CONTACTOR
(LOW SPEED) (M--11, R--7)
LEGEND
SYMBOL DESCRIPTION
F FUSE (C--8, D--8, E--16, F--16, H--6, G--16)
HPS HIGH PRESSURE SWITCH (H--8)
HR HEATER CONTACTOR (M--13, P--4)
HS HUMIDITY SENSOR (G--19)
HTT HEAT TERMINATION THERMOSTAT (H--12)
IC INTERROGATOR CONNECTOR (OPTION) (T--19)
IP INTERNAL PROTECTOR (E--8, G--9, M--10, M--12)
(E--9, E--11, G--11, H--10)
IRL IN--RANGE LIGHT (OPTION) (L--13)
PR PROBE RECEPTACLE (USDA OPTION)
(F--19, M--20, N--20, P--20)
RM REMOTE MONITORING RECEPTACLE
(OPTION) (L--8, L--9, L--13)
RRS RETURN RECORDER SENSOR (L--19)
RTS RETURN TEMPERATURE SENSOR (C--18)
SMV STEPPER MOTOR SUCTION MODULATION
VALVE (T--14)
SPT SUCTION PRESSURE TRANSDUCER (OPTION)
(J--20)
SRS SUPPLY RECORDER SENSOR (OPTION) (B--18)
ST START -- STOP SWITCH (K--5)
STS SUPPLY TEMPERATURE SENSOR (B--18)
TC CONTROLLER RELAY -- COOLING (K--8)
TCC TRANSFRESH COMMUNICATIONS CONNECTOR
(OPTION) (D--7)
TE CONTROLLER RELAY (HIGH SPEED
EVAPORATOR FANS) (F--10) (K--11)
TF DEFROST RELAY (K--14) (K--8)
TFC TRANSFRESH CONTROLLER (OPTION) (G--7)
TH CONTROLLER RELAY (HEATING) (K--13)
TI INRANGE RELAY (K--13)
TL CONTROLLER RELAY (COOL LIGHT) (K--11)
TN CONTROLLER RELAY (CONDENSER FAN) (K--9)
TP TEST POINT (E--10, F--9, J--8, J--9, J--13, M--14)
(F--10, J--8, J--10, J--11, J--12, M--13)
TR TRANSFORMER (M--3)
TRANS AUTO TRANSFORMER 230/460 (OPTION) (D--2)
TRC TRANSFRESH REAR CONNECTOR (OPTION) (E--7)
TV CONTROLLER RELAY (LOW SPEED
EVAPORATOR FANS (F--12) (K--11)
VPS VENT POSITION SENSOR (UPPER) (OPTION) (N--14)
WCR WETTING CURRENT RESISTER (OPTION) (J--10)
WP WATER PRESSURE SWITCH (OPTION) (E--9)