Mitsubishi 10 Data Book page 40

PRH-15, 20YA
PRH-15, 20YA-L
(SPECIAL ORDER : LOW TEMPERATURE)
CIRCUIT BREAKER
(FIELD SUPPLY) Power supply
3Phase
PRH-15YA
···100A
380~415Volt
PRH-15YA-L
50Herts
PRH-20YA
···125A
PRH-20YA -L TB1 52C1
L1
Red
L2
White
L3 Black
Blue
N
PE
52C2
Red
White
Black
52F
Red
F
F(3.15A)
TB4 11
Tr
AC
220~
240V
52
C2
52
CH2
C1
CH1
TB4 12
Caution,
1.To protect each Fan motors and Compressors
from abnormal current,these Over current relays<51C1,2>,
<51F1~5>are installed.
Therefore,do not change factory set value of these Over current relays.
2.To protect the compressors from frequently "ON-OFF",timer<TM>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.
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.
MC1
INTERNAL
PROTECTOR
51C1
Red Red
White
Black
Black
Red
White
Black
51C2
Red
Red
White
Black Black
51F3 TB3
52F5
R 21 R 21 Red
S 21 S 21 White
T 21 T 21 Black
52F6
51F1
Red
52F7
Tr2
White
MF1
Black
TB5
SWITCH BOX
1
(FIELD SUPPLY)
F
SW1
(3.15A)
RL1
COOL HEAT RL2 SW2
GL
C H C H
SW3
High Low
23WA
AC
24V
2 3 4 5 6 8
7 9
TB5
CZ1 HZ
FZ0
CZ2
FZ0
30 30
CZ1-1 CZ2-1
FZ1
10
TB2
51F2
R R
11
S S
11
T T
11
MC2
INTERNAL
PROTECTOR
TB3
X2
1
R R Red
22 22
Red
2
S S White
22 22
White
3
T T Black
22 22
Black
51F5
FZ0 51F1
30 30
CZ1-2 CZ2-2
51F4 51F5
51F2 51F3
63 63
H1 H2
CZ2
CZ1
CZ1 CZ2
51 51
C1 C2
52 52
C1 C2
1 1
52
TM TM
C1
(3MIN) (3MIN)
26 26
L2
L1
52
F 3 3
F Z 1 FZ1
TM
52
30 30
C1
C Z 1
CZ2
30 30
30 30
CZ2-1 CZ2-2
CZ1-1 CZ1-2
- 39 -
TB2
52F2
R R
Red
11 12 12
Red
S S
White
11 12 12
White
Black T T
11 12 12
Black
51F4
52F3
52F4
Tr1
MF3
INTERNAL
PROTECTOR
HZ
HZ
TB4 1 4 1 8
TB4 13
26D1
FZ
X1 X2 X2
26
21
D4
26
S41 26D2
D3
52
FZ2
21
C2
S42
26
X4
26 D2
X3
D1
2
X2
(2SEC)
X1
2
X4
X3
52
C2
TB4 12
Symbol Name
C om pr es s or m ot or
MC1·2
MF1 F an m ot or (i ndo or )
MF2·3 F an m ot or (o ut door )
52C1·2
C ont ac t or (c om pr es s or )
52F1 C ont ac t or (f an I / D )
TB1~5 T erm in al bl oc k
CH1·2 C ra nk c as e hea te r
F Fuse
Tr1~3 T ran s fo rm er
51C1·2 Ov er c urr en t r el ay (c o m pr es s o r)
51F1~5 Ov er c urr en t r el ay (f an I / D , O / D )
63H1·2 H igh -p res s u re s w i t c h
26L1·2 T her m os t at ( fr ee z e pro te c ti o n )
26D1~4 T her m os t at (d ef ro s t)
TM T im e r ( ant i s h ort c y c l e)
2 Timer
4-W ay v al v e
21S41·42
FZ0·1 Aux i li ar y r el ay ( fa n)
CZ1·2 Aux i li ar y r el ay ( c om pr es s or)
HZ Aux i li ar y r el ay ( heat er )
30CZ1-1, 2 Aux i li ar y r el ay ( c hec k )
30CZ2-1, 2 Aux i li ar y r el ay ( c hec k )
X1~4 Aux i li ar y r el ay ( def ro s t)
<SW1> Sw i tc h ( ope ra ti on m o de)
<SW2> Sw i tc h ( of f )
<SW3> Sw i tc h ( on)
<GL> Lam p ( ope rat i on)
<RL1·2> Lam p ( c hec k )
<23WA> T her m os t at (r oo m te m p. )
26D1~4 T her m os t at (a m bi em t t em p. )
Contactor (fan O/D)
52F2~7
Auxiliary relay (fan O/D)
FZ2~7
X1
1
Red
2
White
MF2
3
Black
INTERNAL
PROTECTOR
26D3
FZ FZ FZ FZ FZ FZ FZ
2 2 5 5
3 4 6 7
26D4
52 52 52 52
FZ5
F2 F4 F5 F7
52 52
F3 F6
FZ6
FZ3
FZ FZ
3
6
FZ4
FZ7