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Mitsubishi Electric Mr. SLIM MSZ-FA25VA Technical Manual página 654

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Esquemas eléctricos
PCA-RP71HA
PCA-RP125HA
[ LEGEND ]
SYMBOL
P. B
INDOOR POWER BOARD
I. B
INDOOR CONTROLLER BOARD
FUSE
FUSE (T6.3AL250V)
ZNR
VARISTOR
CN2L
CONNECTOR (LOSSNAY)
CN32
CONNECTOR (REMOTE SWITCH)
CN41
CONNECTOR (HA TERMINAL-A)
CN51
CONNECTOR (CENTRALLY CONTROLL)
LED1
POWER SUPPLY (I. B)
LED2
POWER SUPPLY (R. B)
LED3
TRANSMISSION(INDOOR-OUTDOOR)
X1
RELAY (DEW PREVENTION HEATER)
X4
RELAY(FAN MOTOR)
X5
RELAY(FAN MOTOR)
X6
RELAY(FAN MOTOR)
SW1
SWITCH (MODEL SELECTION)
SW2
SWITCH (CAPACITY CODE) See Table 2.
SWE
SWITCH (EMERGENCY OPERATION)
MF1
6 5 4 3 2 1
6 5 4 3 2 1
ORN
BRN
C1
C2
RED
GRY
I.B
FAN
1 3 5 7
(WHT)
X6 X5 X4
X6 X5 X4
SWE
SW2
SW1
ON
OFF
Refer to tables 1
and 2 for service PCB.
Table 1
Table 2
SW1
Service board
MODELS
1 2 3 4 5
ON
PCA-RP71HA
OFF
NOTES:
1.Since the outdoor side electric wiring may change be sure to check the outdoor unit electric wiring for servicing.
2.Indoor and outdoor connecting wires are made with polarities, make wiring matching terminal numbers (S1,S2,S3).
3.Symbols used in wiring diagram above are,
1 ; When work to supply power separately to Indoor and Outdoor unit was applied, refer to Fig1.
2 ; For power supply system of this unit, refer to the caution label located near this diagram.
654
NAME
SYMBOL
MF1, MF2
C1, C2
H2
TB2
TB4
TB5,TB6
TH1
TH2
TH5
See Table 1.
R. B
For PCA-RP125HA
MF2
P.B
CNDK
(RED)
1
H2
2
DC13.1V
3
1
1
D.HEATER
ROWER
ROWER
1 3
1 3
CNC
CNDK
CND
(RED)
(RED)
(ORN)
LED3 LED2 LED1
SW2
Service board
MODELS
1 2 3 4 5
ON
PCA-RP125HA
OFF
: Connector,
NAME
FAN MOTOR
CAPACITOR(FAN MOTOR)
DEW PREVENTION HEATER
TERMINAL BLOCK(INDOOR UNIT
POWER (OPTION))
TERMINAL BLOCK(INDOOR/OUTDOOR
CONNECTING LINE)
TERMINAL BLOCK(REMOTE CONTROLLER
TRANSMISSION LINE)
ROOM TEMP.THERMISTOR
(0˚C/15kΩ, 25˚C/5.4kΩ DETECT)
PIPE TEMP.THERMISTOR/LIQUID
(0˚C/15kΩ, 25˚C/5.4kΩ DETECT)
COND./ EVA.TEMP.THERMISTOR
(0˚C/15kΩ, 25˚C/5.4kΩ DETECT)
WIRED REMOTE CONTROLLER BOARD
CN2S
(WHT)
1
2
TB4
YLW
S1
ORN
S2
ORN
S3
BRN
1 3
1 2
1 3
INDOOR/OUTDOOR
ROWER
COMMUNICATION
CN2D(WHT)
CN3C(BLU)
CN41 CN2L
ZNR
CN51
CN32
INTAKE
LIQUID
PIPE
REMOCON
CN20
CN21
CN29
CN22
(RED)
(WHT)
(BLK)
(BLU)
1 2
1 2
1 2
1 2
TB5
2
1 2
1 3
1
TH1
TH2
TH5
Service board
1 2 3 4 5
ON
OFF
: Terminal (block).
Please set the voltage using the
remote controller.
For the setting method, please refer to
the indoor unit Installation Manual.
TO
OUTDOOR
w1 (Fig.1)
TB2
UNIT
L
RED
BLU
N
GRN/YLW
TB4
YLW
S1
ORN
S2
ORN
BRN
S3
I.B
1
3
1
3
POWER
INDOOR/OUTDOOR
CND
COMMUNICATION
(ORN)
CN3C
(BLU)
R.B
1
TRANSMISSION WIRES DC12V
2
POWER
SUPPLY
~(1PHASE)
230V 50Hz
TO
OUTDOOR
UNIT
TB6

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