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Wiring Diagram - Mitsubishi Electric PLA-RP-BA Technical Data Manual

Mitsubishi electric split-type, heat pump air conditioners.
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4

WIRING DIAGRAM

4-1. INDOOR UNIT
PLA-RP35BA
PLA-RP50BA
PLA-RP100BA
PLA-RP125BA
[LEGEND]
SYMBOL
NAME
I.B
INDOOR CONTROLLER BOARD
CN2L
CONNECTOR (LOSSNAY)
CN32
CONNECTOR (REMOTE SWITCH)
CN41
CONNECTOR (HA TERMINAL-A)
CN51
CONNECTOR (CENTRALLY CONTROL)
DSA
SURGE ABSORBER
FUSE
FUSE (T6.3AL250V)
LED1
POWER SUPPLY (I.B)
LED2
POWER SUPPLY (R.B)
LED3
TRANSMISSION (INDOOR-OUTDOOR)
SWITCH (MODEL SELECTION) wSee table 1
SW1
SWITCH (CAPACITY CORD) wSee table 2
SW2
SWE
CONNECTOR (EMERGENCY OPERATION)
X1
RELAY (DRAIN PUMP)
ZNR01,02
VARISTOR
REACTOR
DCL
DP
DRAIN-UP MACHINE
FS
DRAIN FLOAT SWITCH
I.B
VANE CNV(WHT)
20
18
16
14
12
10
8
6
4
2
19
17
15
13
11
9
7
5
3
1
3
WIRELESS
1
3
CN90
AUTO GRILLE
(WHT)
1
9
CN3G
(BLK)
9
CNB
BZ
5
5
5
5
SW1
LED2
M
M
M
M
SW2
LED1
MV
MV
MV
MV
RU
GRILLE
W.B
<Table 1>SW1(MODEL SELECTION)
<Table 2>SW2(CAPACITY CODE)
SW1
Manufacture/Service
1 2 3 4 5
ON
OFF
Notes:
1. SymboIs used in wiring diagram above are,
2. Indoor and outdoor connecting wires have poIarities, make sure to match terminal numbers (S1, S2, S3) for correct wirings.
3. Since the outdoor side electric wiring may change, be sure to check the outdoor unit electric wiring diagram for servicing.
4. This diagram shows the wiring of indoor and outdoor connecting wires (specification of 230V), adopting superimposed system of
power and signal.
w1: When supplying power separately to indoor and outdoor units, refer to Fig 1.
w2: For power supply system of this unit, refer to the caution label located near this diagram.
PLA-RP60BA
PLA-RP140BA
SYMBOL
MF
FAN MOTOR
MV
VANE MOTOR
TB2
TERMINAL BLOCK (Indoor unit Power (option))
TB4
TERMINAL BLOCK (INDOOR/OUTDOOR CONNECTING LINE)
TERMINAL BLOCK (REMOTE CONTROLLER
TB5,TB6
TRANSMISSION LINE)
TH1
ROOM TEMP. THERMISTOR
(0: / 15k", 25: / 5. 4k" DETECT)
TH2
PIPE TEMP. THERMISTOR/LIQUID
(0: / 15k", 25: / 5. 4k" DETECT)
TH5
COND. / EVA. TEMP. THERMISTOR
(0: / 15k", 25: / 5. 4k" DETECT)
OPTIONAL PART
W.B
PCB FOR WIRELESS REMOTE CONTROLLER
BZ
BUZZER
LED1
LED (OPERATION INDICATION : GREEN)
LED2
LED (PREPARATION FOR HEATING : ORANGE)
RECEIVING UNIT
RU
SW1
EMERGENCY OPERATION (HEAT / DOWN)
SW2
EMERGENCY OPERATION (COOL / UP)
Refer to tables 1 and 2.
TRANSMISSION
2
1
WIRES
TB6
DC12V
R.B
J41
J42
CN32
SW1
SW2
(WHT)
CN51(WHT)
Pair No.
5
CN41(WHT)
CN2L
2 1
4
LED3
LED2
LED1
SWE
ON OFF
AUTO GRILLE
I-SEE
POWER
FLOAT SW
I-SEE SENSOR
SENSOR MOTOR
CNAC
CN4Y
CN6Y
(WHT)
(WHT)
(RED)
1
4
1
6
3 1
1
4
5
3
M
I-SEE
SENSOR
U.B
MT
3
1
5
3
I-SEE SENSOR
CORNER PANEL
CN3G
CN3A
(OPTIONAL PART)
AUTOMATIC FILTER ELEVATION PANEL
(OPTIONAL PART)
SW2
MODELS
Manufacture/Service
MODELS
Manufacture/Service
1 2 3 4 5
1 2 3 4 5
PLA-RP35BA
PLA-RP100BA
ON
OFF
1 2 3 4 5
1 2 3 4 5
PLA-RP50BA
PLA-RP125BA
ON
OFF
1 2 3 4 5
1 2 3 4 5
PLA-RP60BA
PLA-RP140BA
ON
OFF
1 2 3 4 5
PLA-RP71BA
ON
OFF
: Connector,
PLA-RP71BA
NAME
TB5
2
1
OUTDOOR
CN01
1
3
1 3
INDOOR/OUTDOOR
COMMUNICATION
1
ZNR02
CN3C
(BLU)
1
2
DC325V
REMOCON
1
CN22
RECTIFICATION
(BLU)
LIQUID/PIPE
INTAKE
FAN
CNMF
CN4F
CN44
CN20
(WHT)
(WHT)
(RED)
(WHT)
4
1
4
1
2
7
4
1
MS
3~
TH2 TH5
TH1
MF
FS
w Be sure to turn off the power source
1
and then disconnect fan motor connector.
(Failure to do so will cause trouble in Fan motor.)
w1(Fig. 1)
CN01
I.B
(BLK)
YLW
5
ORN
3
GRN/YLW
1
ON
OFF
I.B
ON
OFF
INDOOR/OUTDOOR
1
3
CN3C
COMMUNICATION
ON
(BLU)
OFF
: Terminal (block).
54
DCL
YLW
Please set the voltage using the
1 3 5
remote controller.
(BLK)
For the setting method, please refer to
DSA
the indoor unit Installation Manual.
FUSE
U
U
ZNR01
TB4
YLW
YLW
S1
ORN
ORN
X1
S2
S3
D.U.M
ORN
3
1
CNP
BRN
(BLU)
M
1~
DP
TB2
RED
L
POWER SUPPLY
BLU
~(1PHASE)
N
230V 50Hz
TB4
YLW
S1
ORN
ORN
S2
TO OUTDOOR UNIT
BRN
S3
TO OUTDOOR
UNIT

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