Mitsubishi Electric PUHY-P250YHM-A, Data Book

Page: 18 / 101

•PFAV-P300, 600VM-E-F
16
(2) Fresh air intake type
Remote controller
Inside section of control box
Indoor/Outdoor
transmission line
Power supply 3N
~
380/400/415V 50/60Hz
Remote controller board Liquid crystal monitor Terminal bed(Indoor unit)
LCD
TB6
R.B.
(accessory) Note:7
TH24
Thermistor(Outdoor temp. detection)
2
3
1
3
1
3
CN33
T
52F
ZNR
F
XO6
1
1
1
CNT
CND
X4
2
1
2
1
1
M
CN28
3
2
1
CN20
CN21
3
2
1
X4
CN29
CN3T
CN60
CN31
R.B.
TB6
LCD
TB5
(Shield)
2 1
1
3
51F
52F
XO5
XO4
7
2
1
CN3A
M1
S
M2
3
5
CN90
CN2M
Indoor controller board
1 2
51F
CN7V
9
5
TH23
TH22
TH21
TB15
L2 L1 L3
TB2
1
2
3
4
5
6
71
2
3
4
5
6
1
2
3
4
5
6
LEV1
M 3
~
Fan motor
1
2
3 4 5 6
7
8
0
8
7
6
5
4
3
2
1
0
9
1
2 3 4
5
6
7 8
9
0
9
A
BC
DE
F
SW11
SW12
SW14
SW8
SW5
SWC
SWE
SW1
SW3
SW2
SW7
SW4
N
TH24
CN22
1
2
TH21
1
2
❈
P300
❈
P
600
1
2
3
4
5
6
7
LEV1
654321 654321
CN7V
CN60
M
LEV2
654321
M
Name
(2nd digit address set)
Electronic linear expan. valve 2
LEV2
Symbol
Name
Connector(Defrost output)
M
F
ZNR
T
LEV1
52F 51F
Symbol explanation
Symbol
Fan motor Power source terminal bed Transmission terminal bed MA Remote controller terminal bed Fuse<6.3A> Varistor Transformer Electronic linear expan. valve 1 Contactor (Fan motor) Over current relay(Fan motor) Connector(Fan failure)
Switch
(For trial run of fan)
Switch
(For mode selection)
Switch
(For trial run)
Switch
(For four stages demand selection)
Switch
(For model selection)
Switch
(For mode selection)
Switch
(For capacity code)
Switch
(For mode selection)
Switch
(For model selection)
Switch
(Connection No. set)
Switch
(1st digit address set)
Thermistor(Piping temp. detection/gas)
SW7 SW1
SW14 SW12 SW11
SW2 SW3 SW4
Switch
X4
Auxiliary relay(Fan)
Thermistor(Piping temp. detection/liquid) Thermistor(Supply air temp. detection)
SW5 SW8
SWC SWE
TH23 TH22 TH21
CN33 CN28
TB15
TB5 TB2
t
˚
t
˚
t
˚
t
˚
t
˚
Earth
U
Note: 1. (Heavy dotted line): Field wiring
2. Have all electric work done by a licensed electrician according
to the local regulations.
3. Earth leakage circuit breaker should be set up on the wiring of
the power supply.
4. Mark indicates terminal bed, connector. 5. Auto-restart function from power failure can be turned on by
setting SW1-9 dip switch to its ON position. (Note: This function is not set to ON from the factory.)
6. Supply air thermistor is built in on the inside of the indoor unit.
A jumper is taped inside the control box without it being connected to the connector. Plug it into CN20 when using the supply air temperature to control the room temperature. Turn SW7-2 on the indoor unit to ON.
7. Indoor unit is supplied with a thermistor.
Install the sensor in the room to properly control the room temperature.