21
PUMY-P125YMA
1
0 1
2
3
45
6
7
8
9
0 1
2
3
45
6
7
8
9
9
8
7
6
5
4
3
2
1
0
RD2
1 2 3
CN3S
(WHT)
CN3S
CONNECTOR <DEMAND SIGNAL>
operated
NOTES: 1.Refer to the wiring diagrams of the indoor units for details on wiring of each indoor unit.
2.Symbols used in wiring diagram above are. :Terminal block, :Connector, :Insertion tab.
3.Self-diagnosis function
The indoor and outdoor units can be diagnosed automatically using the self-diagnosis switch(SW1) and LD1(LED indication)
found on the multi-controller of the outdoor unit.
LED indication : Set all contacts of SW1 to OFF.
4.For the system utilizing R-converter units(PAC-SF29LB), the following functions are not available.
SW3 : TEST RUN SW5-1 : AUTO CHANGE OVER CN3D : AUTO CHANGE OVER(external singnal)
5.The input for CN3D 1-2(AUTO CHANGE OVER EXTERNAL SIGNEL)is as follows.
Short : heating Open : Cooling(It differs from Service ref. PUMY-P125YMA)
7
8
5
6
3
4
2
1
(Example)
When the compressor and SV1 are
turned during cooling operation.
Always lit
-
-
-
SV1
21S4
1
8
7
6
5
4
3
52C
2
Compressor
Indication
Bit
• During normal operation
The LED indicates the drive state of the controller in the outdoor unit.
• When fault requiring inspection has occurred
The LED alternately indicates the inspection code and the location of the unit in which the fault has occurred.
50Hz
380/220-415/240V
3N~
NO FUSE BREAKER
25A
L1
L2
L3
N
X
X
1
1
(WHT)
CN3D
(WHT)
CN51
(WHT)
CN41
(WHT)
CN40
5
3
2
1
4
3
2
1
4
3
2
1
4
3
2
1
YLW
CB2
CB1
CNR
(WHT)
CNR
(WHT)
(RED)
CNA
<POWER SUPPLY BOARD>
(YLW)
49C
(RED)
CN1
FUSE1
(6.3A)
FUSE2
(2A)
SLEV
6
1
2
5
7
6
4
49C
YLW
3 1
1
2
3
4
5
6
7
1
2
3
4
5
6
7
1
2
3
6
7
1
2
3
4
5
6
1
2
3
6
1
2
3
6
7
1
2
3
6
CN4
CN3
CN2
CN4
CN3
CN2
(YLW)
(YLW)
(WHT)
(YLW)
(RED)
(YLW)
(WHT)
2
4
3
2
1
1 2 3 4 5 6 7 8
10
9
8
7
6
5
4
3
2
1
2
8
7
6
5
4
3
SW3
SW5
OFF
ON
OFF
ON
SW4
SW1
SW2
OFF
ON
1
1
ON
OFF
ON
OFF
(YLW)
ACCT
6 5 4 3 2 1
1
3
2
CN1
3
63HS
6
5
4
1
3
2
1 2
3
1
1 3
2
1
2
1
THHS
TH1
TH2
TH5
TH6
63HS
THHS
TH2
TH6
TH5
TH1
(BLK)
(WHT)
(GRN)
(GRN)
(WHT)
(WHT)
SLEV
(WHT)
BLU
–
+
~
~
~
LO1
LO2
LO3
LI3
E
N
LI2
LI1
(RED)
3 1
CNA
1
3
GRN
6
YLW
YLW
WHT
BLK
RS1
RB2
RB1
RD1
BLK
RED
BLU
WHT
GRN
E
P
N
C03
C02
C01
N
P1
P
N1
10
3
5
6
8
10
3
5
6
8
+
-
IPM
W
V
-
+
+
-
RED
WHT
BLK
3 1
1
3
3 1
(BLU)
52C
X71
YLW
YLW
52C
3 1
(GRN)
21S4
X72
BLU
BLU
21S4
SV1
BLK
BLK
1
3
(BLK)
SV1
(WHT)
MF2
(WHT)
MF1
MF1
C1
3 1
WHT
BLU
WHT
BLU
RED
ORN
RED
ORN
BLU
WHT
3 1
BLU
52C
N
BLU
L3
BLK
L1
RED
S
M1
M2
S
M2
M1
LD1
SWU1
(1st digit)
SWU2
(2nd digit)
(3rd digit)
SWU3
<RESISTOR BOARD>
CNS1
(RED)
CNS2
(YLW)
F.C
2
1
1
GRN/YLW
ZNR
-
+
BLU
BLK
2
FOR CENTRALIZED
CONTROL
DC 30V (Non-polar)
WHT
BLK
WHT
RED
WHT
ORN
ORN
BRN
BRN
GROUND
TO INDOOR UNIT
CONNECTING WIRES
DC 30V (Non-polar)
POWER SUPPLY
W
V
U
U
X73
TB3
TB7
L2
TB1
MF2
C2
MC
DCL
DM
NF
<MULTI CONTROLLER BOARD>
<IPM RADIATOR PANEL TEMP. DETECTION>
<DISCHARGE TEMP. DETECTION>
<OUTDOOR TEMP. DETECTION>
THERMISTOR
<LOW PRESSURE SATURATED TEMP. DETECTION>
TERMINAL BLOCK <TRANSMISSION>
SWITCH <UNIT ADDRESS SELECTION,3RD DIGIT>
SWITCH <UNIT ADDRESS SELECTION,2ND DIGIT>
SWITCH <UNIT ADDRESS SELECTION,1ST DIGIT>
SWITCH <FUNCTION SELECTION>
SW5-1 AUTO CHANGE OVER
OFF : disabled ON : enabled
SWITCH <MODEL SELECTION>
SWITCH <TEST RUN>
THERMISTOR
NAME
SWITCH <FUNCTION SELECTION>
SWITCH <DISPLAY SELECTION>
TERMINAL BLOCK <CENTRALIZED CONTROL>
SOLENOID VALVE <HOT GAS BYPASS>
TERMINAL BLOCK <POWER SUPPLY>
THERMISTOR
SMOOTHING CAPACITOR
C03
CAPACITOR <FILTER>
C01,C02
CONNECTOR <DISCHARGE CIRCUIT,POWER SUPPLY>
CNR
RESISTOR <RUSH CURRENT PROTECT>
RS1
RESISTOR <DISCHARGE>
RB1,RB2 RESISTOR <VOLTAGE BALANCE ADJUSTMENT>
RD1,RD2
RELAY
X
X73
RELAY <SOLENOID VALVE>
X72
RELAY <4-WAY VALVE>
C1,C2 FAN MOTOR CAPACITOR
SWU3
SWU2
SWU1
SW5
SW4
SW3
THHS
INTELLIGENT POWER MODULE
IPM
FAN CONTROL
F.C
CONNECTOR <CENTRALIZED CONTROL POWER SUPPLY>
CN40
CONNECTOR <FOR STORING JUMPER CONNECTOR>
CN41
CONNECTOR <COMPRESSOR DRIVE SIGNAL OUTPUT>
CN51
CONNECTOR <INVERTER SIGNAL 5V>
CN4
CONNECTOR <POWER SUPPLY 30V,12V,5V>
CN3
CONNECTOR <POWER SYNC SIGNAL,PROTECTION>
CN2
CONNECTOR <CONTROLLER DRIVE CONTROL>
CN1
CONNECTOR <POWER SUPPLY>
CNA
CONNECTOR <CURRENT DETECTION>
ACCT
NAME
NAME
SW2
SW1
CONNECTOR <AUTO CHANGE OVER SIGNAL>
CN3D
REACTOR
THERMAL SWITCH <COMPRESSOR>
TH2
TH5
TH6
63HS
52C
21S4
TH1
SV1
SLEV
MF1,MF2
LD1
X71
CNS1
CNS2
ZNR
FUSE2
TB7
TB3
TB1
MC
DCL
NF
FUSE1
49C
CONNECTOR <MULTI SYSTEM>
CONNECTOR <CENTRALIZED CONTROL>
FUSE (2A)
DIGITAL INDICATION LED
<OPERATION INSPECTION INDICATION>
FAN MOTOR <INNER THERMOSTAT>
EXPANSION VALVE
HIGH PRESSURE SENSOR
<DISCHARGE PRESSURE DETECTION>
MAGNETIC CONTACTOR
4-WAY VALVE
RELAY <MAGNETIC CONTACTOR>
VARISTOR
FUSE (6.3A)
COMPRESSOR <INNER THERMOSTAT>
NOISE FILTER
THERMISTOR
THERMISTOR
<PIPE TEMP. DETECTION • JUDGING DEFROST>
CB1,CB2
DM
SMOOTHING CAPACITOR
DIODE MODULE
NAME
SYMBOL
SYMBOL
SYMBOL
SYMBOL
OC272A--1.qxp 03.9.4 11:06 AM Page 21
Содержание PUMY-P125VMA
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