Mitsubishi Electronics PE-15MYC, PE-8MYC, PE-7MYC PE-20MYC-EU Special Order Anti Short Cycle Timer

PE-20MYC-EU

(SPECIAL ORDER : ANTI SHORT CYCLE TIMER)

OUTDOOR UNIT

TB1

RED

52C1

51C1

RED

Power supply, 3 Phase

L1

RED

L2

WHITE

WHITE

380~415 Volt, 50Hertz

WHITE

MC1

L3

BLACK

BLACK

BLACK

N

52C2

51C2

BLUE

RED

RED

PE

WHITE

WHITE

CIRCUIT BREAKER

MC2

BLACK

BLACK

(FIELD SUPPLY)

PU-20MYC1-EU ··· 125A

52F2

RED

51F2

1C1 RED

F3 (3.15A)

WHITE

2

WHITE

BLACK

3

BLACK MF2

51F3

1C2 RED

49C1

49C2

RED

52

52

CZ2-1

CZ2-2

WHITE

2

WHITE

51

51

C1

C2

BLACK

3

BLACK MF3

52

52

F2

F3

TM

C1

C2

63H1

63H2

(3min)

52

TM

52

52

TB4

(3min)

C2

C1

C2

52

GRAY11 12

CH1

CH2

51C1

C1

51C2

2(2sec)

CZ

30

CZ2-1

CR2

30

CZ2-2

CR3

2-1

CZ1

CZ2

CZ

52

52

52

2-2

2

TM

C1

C2

F2

30

30

CZ1

CZ2

13

INDOOR UNIT

TB2

52F1

51F1

L1

RED

Power supply, 3 Phase

L2

WHITE

MF1

380~415 Volt, 50Hertz

L3

BLACK

N BLUE

F1

52F1

PE

(3.15A)

GRAY

1

CIRCUIT BREAKER

51F1

TB3

CZ

CZ

(FIELD SUPPLY)

C3

1-1

1-2

PE-20MYC-EU ··· 30A

1

26L1

SWITCH BOX (FIELD SUPPLY)

F2

C3

(3.15A)

3

Tr

TB3

C8

12 OUTDOOR

11

1

AC

26L2

220~

AC

11

12

C8

240V

24V

SW1

3

23

23

FZ

WA

WA

CZ

30

2-1

CZ

FZ

CR1

2-2

52

TB3

2

3

4

30

F1

CZ

CZ

13

FZ

FZ

1-1

1-2

GRAY

5

13

Symbol	Name
MC1,2	Compressor motor
MF1	Fan motor (indoor)
MF2,3	Fan motor (outdoor)
52C1,2	Contactor (compressor)
52F1	Contactor (fan I/D)
52F2	Contactor (fan O/D)
TB1~4	Terminal block
CH1,2	Crankcase heater
F1~3	Fuse (3.15A)
Tr	Transformer
49C1,2	Internal thermostat(compressor)
51C1,2	Over current relay(compressor)
51F1	Over current relay(fanI/D)
51F2,3	Over current relay(fanO/D)
63H1,2	High-pressure switch
26L1,2	Thermostat (freeze protection)
FZ	Auxiliary relay (fan)
30FZ	Auxiliary relay (fan)
CZ1-1,2/2-1,2	Auxiliary relay
30CZ1,2	Auxiliary relay (check)
<SW1>	Switch (on)
<23WA>	Thermostat (room temp.)
C1~3, 8	Connector
CR1~3	Surge killer
2	Timer
TM	Timer (Anti short cycle.)

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.

5.When PAC-204RC is used, Timer(TM)is unneccessary. 6.Specification subject to change without notice.

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 <MC1,2>at the same time, Timer <2> is installed. Therefore, do not change factory set value of this Tim

3.To protect the starting Compressor<52C1,2> frequently, Timer <TM> is installed. Therefore, do not change factory set value of this Ti

Option controller connection.

Symbol	No.	Function	PAC-204RC (Option)
			terminal no.
	1	Power (Active)	24VAC(L)
TB3	2	Cooling operation	COMP1
	3	Cooling operation	COMP2
	4	Fan operation	FAN HI
	5	Power (Neutral)	24VAC(N)

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