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Mitsubishi Electric PLA-RP-BA Technical Data Manual Page 55

Mitsubishi electric split-type, heat pump air conditioners.
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PLA-RP71BA2
[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 CODE) 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
<Table 2>SW2(CAPACITY CODE)
SW2
MODELS
Manufacture/Service
1 2 3 4 5
PLA-RP71BA2
ON
OFF
1 2 3 4 5
PLA-RP100BA2
ON
OFF
1 2 3 4 5
PLA-RP125BA2
ON
OFF
I.B
VANE CNV(WHT)
20
18
16
14
12
10
8
6
4
19
17
15
13
11
9
7
5
3
3
1
3
WIRELESS
AUTO GRILLE
CN90
(WHT)
CN3G
1
(BLK)
9
CNB
5
5
5
5
BZ
SW1
LED2
M
M
M
M
SW2
LED1
MV
MV
MV
MV
RU
GRILLE
W.B
Notes:
1.SymboIs used in wiring diagram above are,
:Connector,
: : Terminal (block).
2.Indoor and outdoor connecting wires have poIarities, make sure to
match the 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 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 work to supply power separately to indoor and outdoor
units was applied, refer to Fig 1.
w2:For power supply system of this unit, refer to the caution label
located near this diagram.
Please set the voltage using the
remote controller.
For the setting method, please refer to
the indoor unit Installation Manual.
PLA-RP100BA2
SYMBOL
MF
FAN MOTOR
MV
VANE MOTOR
TB2
TERMINAL BLOCK (Indoor unit Power (option))
TB4
TERMINAL BLOCK (INDOOR/OUTDOOR CONNECTING LINE)
TB5,TB6
TERMINAL BLOCK (REMOTE CONTROLLER
TRANSMISSION LINE)
TH1
ROOM TEMP. THERMISTOR
(0: / 15kΩ, 25: / 5. 4kΩ DETECT)
TH2
PIPE TEMP. THERMISTOR/LIQUID
(0: / 15kΩ, 25: / 5. 4kΩ DETECT)
TH5
COND. / EVA. TEMP. THERMISTOR
(0: / 15kΩ, 25: / 5. 4kΩ DETECT)
OPTION PART
PCB FOR WIRELESS REMOTE CONTROLLER
W.B
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
SW1
SW2
2
CN51(WHT)
1
Pair No.
5
CN41(WHT)
CN2L
2 1
4
LED3
LED2
LED1
ON
AUTO GRILLE
I-SEE
I-SEE
POWER
SENSOR
SENSOR MOTOR
CNAC
CN4Y
CN6Y
(WHT)
(WHT)
(RED)
9
1
6
1
4
3
1
4
5
3
M
I-SEE
SENSOR
MT
U.B
I-SEE SENSOR
3
1
CORNER PANEL
(OPTION PART)
CN3G
AUTOMATIC FILTER ELEVATION PANEL
(OPTION PART)
PLA-RP125BA2
NAME
<Table 1>SW1(MODEL SELECTION)
SW1
Manufacture/Service
1 2 3 4 5
TB5
ON
2
OFF
1
CN32
(WHT)
1
3
1 3
INDOOR/OUTDOOR
COMMUNICATION
CN3C
1
(BLU)
1 2
DC325V
REMOCON
CN22
1
RECTIFICATION
(BLU)
SWE
OFF
FLOAT SW
LIQUID/PIPE
INTAKE
FAN
CN4F
CN44
CN20
CNMF
(WHT)
(WHT)
(RED)
(WHT)
1
4 1
4
1 2
7
FS
TH2
TH5
TH1
wBe sure to turn off the power source
5
3 1
and then disconnect fan motor connector.
(Failure to do so will cause trouble in fan motor)
CN3A
w1(Fig. 1 )
CN01
(BLK)
5
3
1
I.B
1
CN3C(BLU)
55
DCL
YLW
OUTDOOR
CN01
1
3
5
(BLK)
DSA
FUSE
ZNR02
U
U
ZNR01
YLW
ORN
X1
ORN
D.U.M
4
1
3
1
CNP
BRN
(BLU)
M
MS
3~
1~
DP
MF
I.B
TB2
YLW
RED
L
POWER SUPPLY
ORN
BLU
~(1PHASE)
N
GRN/YLW
230V 50Hz
TB4
YLW
S1
ORN
ORN
S2
TO OUTDOOR UNIT
BRN
S3
INDOOR/OUTDOOR
COMMUNICATION
3
TB4
YLW
S1
TO OUTDOOR
ORN
S2
UNIT
S3

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