Mitsubishi Electric PLA-RP-AA Technical Data Book page 63

PKA-RP35GAL PKA-RP50GAL
P.B
CNDK
(RED)
1
2
MF
3
1 2 3
C
I.B
POWER
1 3 5 1 3
FAN
CNDK
( WHT )
(RED)
X4
BCR
X4
LED3 LED2 LED1
SWE SW2 SW1
ON
OFF
Refer to tables 1
and 2 for service PCB.
PKH-P35,50GALH models only
HEATER
CN24
1 2
(YLW)
I.B
26H
RED
6
6 1
GRY RED
5
88H
SW1
Service board
MODELS
1 2 3 4 5
PKA-RP35GAL
ON
PKH-P35GALH
OFF
SYMBOL NAME
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 CONTROL>
SW1 SWITCH <MODEL SELECTION>wSee Table 1.
SW2 SWITCH <CAPACITY CODE>wSee Table 2.
SWE SWITCH <EMERGENCY OPERATION>
X4 RELAY <FAN MOTOR>
BCR FAN CONTROL ELEMENT
LED1 POWER SUPPLY <I.B>
LED2 POWER SUPPLY <R.B>
LED3 TRANSMISSION <INDOOR-OUTDOOR>
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. Make sure that the main power supply of the booster heater is independent.
4. Symbols used in wiring diagram above are,
w1. When work to supply power separately to Indoor and Outdoor unit was applied, refer to Fig 1.
w2. For power supply system of this unit, refer to the caution label located near this diagram.
PKH-P35GALH
CN2S
(WHT)
1
2
DC13.1V
POWER
1 3 1 2 1 3
CND
INDOOR/OUTDOOR
(ORN) POWER
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
TH2
TH1 TH5
88H
FS1 FS2
H1
RED RED 5 3 RED
1
WHT BLU
2
GRN/YLW
SW2
Service board
1 2 3 4 5
ON
OFF
SYMBOL
C CAPACITOR <FAN MOTOR>
MF FAN MOTOR
MV
VANE MOTOR
TERMINAL BLOCK (HEATER) wPKH-P.GALH
TB2
models only or option for PKA-RP.GAL models.
TB4
TERMINAL BLOCK <INDOOR/ OUTDOOR
CONNECTING LINE>
TB5,TB6 TERMINAL BLOCK <REMOTE CONTROLLER
TRANSMISSION LINE> <OPTION>
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>
: Connector,
PKH-P50GALH
TB4
YLW S1
TO
S2
ORN
OUTDOOR
S3
ORN
UNIT
BRN
VANE
I.B
6
CN6V
( GRN )
MV
POWER
(ORN)
WIRELESS
CN90
( WHT )
1 2
2
1 TRANSMISSION WIRES DC12V
TB5
Please set the voltage using the
remote controller.
TB2
L
POWER SUPPLY
For the setting method,please refer to
N
~(1PHASE)
230V 50Hz
the indoor unit Installation Manual.
Service board
MODELS
1 2 3 4 5
PKA-RP50GAL
PKH-P50GALH
NAME SYMBOL
W.B
R.B
HEATER
: Terminal (block).
63
w1 (Fig.1)
TB2
POWER
L
RED
SUPPLY
N
BLU
~(1PHASE)
230V 50Hz
GRN/YLW
TB4
YLW
S1
ORN
S2
ORN
TO
OUTDOOR
BRN S3
UNIT
1 3 1 3
INDOOR/OUTDOOR
CND
COMMUNICATION
CN3C
(BLU)
9
CNB
BZ
RU
LED1 LED2 SW2 SW1
RECEIVER
W.B
R.B
1
TB6
2
ON
OFF
NAME
WIRELESS REMOTE CONTROLLER BOARD
RU RECEIVING UNIT
BZ BUZZER
LED1 LED <RUN INDICATOR>
LED2 LED <HOT ADJUST>
SW1 SWITCH (HEATING ON/ OFF>
SW2
SWITCH (COOLING ON/ OFF>
WIRED REMOTE CONTROLLER BOARD
FS1 THERMAL FUSE <104:10A>
FS2 THERMAL FUSE <84:10A>
H1 HEATER
HEATER THERMAL SWITCH
26H
88H HEATER CONTACTOR