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Wiring diagrams, Pr-5, 8, 10yc (standard) – MITSUBISHI ELECTRIC PRH-5 User Manual

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WIRING DIAGRAMS

FZ0

FZ1

30

CZ

FZ0

30
CZ

30

CZ

FZ1

CZ

52C

(3MIN)

TM

52C

FZ1

CH

PR-10YC ···60A

MF2

INTERNAL

PROTECTOR

11

PR- 8YC ···50A

7

51F1

CIRCUIT BREAKER

(FIELD SUPPLY)

MC

INTERNAL

PROTECTOR

C

51

1

51C

3

2

1

51F2

3

26L

23

WA

CZ

WHITE

TB2

BLACK

RED

51F1

MF1

WHITE

RED

52F

TB2

T1

T2

S1

S2

R1

R2

RED

RED

RED

WHITE

WHITE

BLACK

BLACK

BLACK

BLACK

F

52C

WHITE

(3.15A)

BLACK

WHITE

RED

BLACK

RED

BLUE

WHITE

RED

TB1

L1

L2

L3

N

PE

F

Power Supply

50Herts

380~415Volt

3Phase

51C

MF2

<23WA>

30CZ

51F1, 2

Name

Symbol

TM

Tr

TB1~4

FZ0·1
CZ

F

26L

CH

MC
MF1

52C

63H

52F

52F

12

TB3

11

TB3

52C

CZ

TM

(3.15A)

F

5

RL

51F2

AC
220~
240V

AC
24V

Tr

3

TB4

TB4

SWITCH BOX
(FIELD SUPPLY)

1

SW1

SW2

2

4

6

GL

63H

TB3

12

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.Specification subject to change without notice.


Caution,
1.To protect each Fan motors and Compressors from abnormal current,
these Over current relays<51C>,<51F1,2>are installed.
Therefore,do not change factory set value of these Over current relays.
2.To protect the compressor from frequently "ON-OFF" ,timeris
installed. Therefore,do not change factory set value of this timer.

PR- 5YC ···40A

T h e r m o s t a t ( f r e e z e p r o t e c t i o n )

F a n m o t o r ( i n d o o r )

Fuse
T r a n s f o r m e r

C r a n k c a s e h e a t e r

C o n t a c t o r ( f a n I / D )

O v e r c u r r e n t r e l a y (fan I/D,O/D)

C o n t a c t o r ( c o m p r e s s o r )

F a n m o t o r ( o u t d o o r )

O v e r c u r r e n t r e l a y ( compressor)

H i g h - p r e s s u r e s w i t c h

T e r m i n a l b l o c k

T h e r m o s t a t ( r o o m t e m p . )

T i m e r ( a n t i s h o r t c y c l e )

L a m p ( o p e r a t i o n )
L a m p ( c h e c k )

S w i t c h ( o f f )
S w i t c h ( o n )

A u x i l i a r y r e l a y ( c h e c k )

A u x i l i a r y r e l a y ( c o m p r e s s o r )

A u x i l i a r y r e l a y ( f a n )

C o m p r e s s o r m o t o r

15

8,20YC ONLY

PR-5, 8, 10YC (STANDARD)

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