Caution, Option controller connection – MITSUBISHI ELECTRIC PE-15MYC User Manual
Page 68
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OUTDOOR
INDOOR UNIT
OUTDOOR UNIT
Note:1.The dotted lines show field wiring.
2.The figure in the parentheses show field supply parts.
3.Color of earth wire is yellow and green twisting.
4.Not specified color of wire is brown.
6.Specification subject to change without notice.
Timer (Anti short cycle)
TM
Timer
2
CR1~3
Surge killer
Over current relay(fanO/D)
51F2,3
Auxiliary relay (fan)
30FZ
Contactor (fan O/D)
X3~6
Auxiliary relay (defrost)
T1,2
Timer (defrost)
C1~8
Connector
Internal thermostat(compressor)
49C1,2
Compressor motor
Symbol
Terminal block
Over current relay(compressor)
Fan motor (outdoor)
Contactor (compressor)
Over current relay(fanI/D)
Contactor (fan I/D)
Crankcase heater
Transformer
Fuse (3.15A)
Fan motor (indoor)
TB1~4
MC1,2
MF1
MF2,3
52C1,2
51F1
CH1,2
Tr
51C1,2
F1~3
Name
63H1,2
High-pressure switch
26D1~4
Thermostat (defrost)
52F
FZ
Auxiliary relay (fan)
Auxiliary relay
Auxiliary relay (heater)
Auxiliary relay (check)
Switch (operation mode)
X1,2
CZ1-1,2/2-1,2
HZ1,2
30CZ1,2
21S4-1,2
Switch (on)
<23WA>
Thermostat (room temp.)
4-Way valve
TM
CZ2-2
CZ2-1
C1
C2
52
52
TM
(3min)
52
C2
C1
52
TM
(3min)
Caution,
1.To protect each Fan motor and Compressor from abnormal current,
Over current relays<51C1,2>,<51F1,2,3>are installed. Therefore,
do not change factory set value of Over current relays.
2.To protect the starting Compressor
<2> is installed. Therefore, do not change factory set value of this Timer.
3.To protect the starting Compressor<52C1,2> frequently, Timer
OUT
DOOR
PUH-20MYC1-EU ··· 125A
2
2
CR3
CR2
CR1
1
GRAY
GRAY
GRAY
30
CZ1
30
CZ2-1
52
C1
CZ1
C4
C6
3
1
1
3
3
1
C5
C7
1
3
13
12
11
14
52F
HZ2
HZ1
1-2
CZ
1-1
CZ
TB3
13
12
11
13
12
11
14
TB3
2-2
CZ
HZ2
CZ
2-1
14
6
1-2
CZ
1-1
H
FZ
HZ1
4
C
CZ
3
TB3
2
5
SWITCH BOX (FIELD SUPPLY)
23
WA
H
C
SW1
HEAT
COOL
SW2
F2
(3.15A)
AC
24V
Tr
AC
220~
240V
51F1
TB4
HZ2
2-2
CZ
CZ
2-1
C5
C4
C7
C6
X2
X4
X6
T2
X4
D4
26
26
D2
X4
T2
X6
21
S4-2
X2
X5
X3
X3
26
D1
D3
26
X3
T1
X5
X1
X2
X1
T1
21
S4-1
CH2
52
C2
52
C1
CH1
51
49C1
F2
63H1
51C1
30
FZ
FZ
30
FZ
52F
C2
52
CZ2-2
CZ2
30
CZ2
30
49C2
51
F3
51C2
63H2
F3 (3.15A)
BLACK
WHITE
RED
51C2
52C2
MC2
WHITE
X2
MF3
RED
RED
WHITE
BLACK
BLACK
BLACK
C2
WHITE
RED
51F3
1
2
3
BLACK
WHITE
PE
PE
PEH-15,20MYA-EU ··· 30A
PUH-15MYC1-EU ··· 100A
C1
MC1
F1
(3.15A)
52C1
CIRCUIT BREAKER
(FIELD SUPPLY)
BLUE
BLUE
BLACK
WHITE
RED
TB2
L1
L2
L3
N
CIRCUIT BREAKER
(FIELD SUPPLY)
51C1
3
2
1
51F2
WHITE
51F1
MF1
52F
X1
MF2
RED
RED
WHITE
BLACK
BLACK
BLACK
WHITE
BLACK
WHITE
RED
RED
RED
TB1
L1
L2
L3
N
Option controller connection.
Cooling or Heating
operation
FAN HI
4WV
COMP1
24VAC(L)
PAC-204RC (Option)
terminal no.
24VAC(N)
COMP2
2
3
Power (Neutral)
Fan operation
Cooling or Heating
operation
Reversing valve
for Heating operation
Power (Active)
Function
6
5
4
1
No.
TB3
Symbol
Power supply, 3 Phase
380~415 Volt, 50Hertz
Power supply, 3 Phase
380~415 Volt, 50Hertz
5.When PAC-204RC is used, Timer(TM)is unneccessary.
Thermostat (freeze protection)
26L1,2
HZ1
3
1
C3
C3
26L1
3
1
C8
C8
26L2
PEH-15,20MYA-EU
(SPECIAL WIRING : ANTI SHORT CYCLE TIMER)