MITSUBISHI ELECTRIC PRH-5 - Manual (Page 31)

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FZ0
2
GL
MF1
52
C2
52
C1
52
F
TM
CZ1
CZ2
FZ1
CZ2
FZ1
63
H2
51F3
3
1
51C2
26
L2
CZ2-2 CZ1-2
30
FZ0
50Hertz
380~415Volt
3Phase
Power supply
CH2
CH1
PR -15YC···100A
PR -20YC···125A
TM
(3MIN)
CZ2-1
30
FZ0
CZ1-1
30
L3
PE
L2
L1
CIRCUIT BREAKER
(FIELD SUPPLY)
CZ2
L1
C1
26
51
1
3
51F2
H1
63
9
CZ2
30
CZ1
30
FZ1
51F3
51F2
52
52
C1
C2
RL2 RL1
Low High
CZ2-1 CZ1-1
AC
24V
AC
220~
240V
Tr
2 3 4 5 6 8 7
1
23WA
SWITCH BOX
(FIELD SUPPLY)
F
TB4 12
TB412
(2SEC)
C2 C1
TB4 11
TB5
TB5
CZ1
CZ1
SW2
SW1
52 52
2
30 30
1
2
3
51F1
F(3.15A) F
(3.15A)
52F 51F1
51C1
51C2
52C1
52C2
N
TB1
TB2
TB3
21 22
21 22
21 22
T
T T
S
S S
R
R R
Blue
Black
Black
Black
Black
Black Black
Black
Black
Black
Black
Black
White White
White
White
White
White
White
White White
White
Red Red Red
Red
Red
Red
Red
Red
Red
Red
Red Red
Red
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 <51C1,2> , <51F1,2,3> are installed.
Therefore,do not change factory set value of these Over current relays.
2.To protect the compressors from frequently "ON-OFF" ,timer is
installed. Therefore,do not change factory set value of this timer.
3.This timer <2> installed so that two compressors may never start at
the same time. The unit stop if the set value of the timer is changed.
INTERNAL
PROTECTOR
MF2
MF3
INTERNAL
PROTECTOR
MC1 INTERNAL
PROTECTOR
INTERNAL
PROTECTOR MC2
C1
52
1
2
3
11 12
11 12
12
T
S
R 11
TB4 14
Black
CZ1-2
30
CZ2-2
30
30
TM
(3MIN) C2
52
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 ) 26L1·2
Name
F
51C1·2
Tr
CH1·2
52F
51F1~3
52C1·2
MF2·3
MF1
MC1·2
63H1·2
TB1~5
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 ( f a n 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 ( c o m p r e s s o r )
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 )
Timer
L a m p ( p o w e r o n )
L a m p ( c h e c k )
<23WA>
TM
2
FZ0·1
30CZ1-1,2
CZ1·2
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 )
Symbol
C o m p r e s s o r m o t o r
30CZ2-1,2 A u x i l i a r y r e l a y ( c h e c k )
PR-15, 20YC (STANDARD)