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PRH-5, 8, 10YA
PRH-5, 8, 10YA-L
(SPECIAL ORDER : LOW TEMPERATURE)
CIRCUIT BREAKER
(FIELD SUPPLY)
PRH- 5YA,
Power supply
···40A
PRH- 5YA-L
3Phase
PRH- 8YA,
···50A
380~415Volt
PRH- 8YA-L
50Herts
PRH-10YA,
···60A
TB1
52C
PRH-10YA-L
L1
Red
L2
White
L3
Black
N
Blue
PE
52F1
F(3.15A)
TB3 11
F
(3.15A)
Tr2
AC
220~
240V
52C
CH
8,10YA,
YA-L ONLY
TB3 12
Caution,
1.To protect each Fan motors and Compressor from abnormal current,
these Over current relays<51C>,<51F1,2,3>are installed.
Therefore,do not change factory set value of these Over current relays.
2.To protect the compressor from frequently "ON-OFF",timer<TM>is
installed. Therefore,do not change factory set value of this timer.
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.
51C
Red
Red
White
Black
Black
51F2
TB2
R
R
1
1
S
S
1
1
T
T
1
1
51F1
Red
Red
White
MF1
Black
Black
Tr1
TB4
1
SWITCH BOX
(FIELD SUPPLY)
SW1
COOL
RL
HEAT
SW2
GL
C
H
SW3
23WA
AC
24V
2
3
4
5
6
7
TB4
HZ
FZ0
CZ
30
CZ
FZ1
FZ0
8
52F2
Red
Red
White
White
Black
Black
51F3
52F3
52F4
11
51F3
15
51F1
FZ1
51F2
63H
51
C
52
F1
CZ
1
CZ
26L
TM
52
(3MIN)
C
3
FZ1
30
CZ
52C
TM
30
CZ
Symbol
MC
C ompres sor motor
MF1
MF2
52C
52F1
TB1~4
CH
F
Tr1·2
51C
51F1,2,3
63H
26L
26D1~4
TM
21S4
FZ0,1
CZ
HZ
30CZ
X1·2
<SW1>
<SW2>
<SW3>
<GL>
<RL>
<23WA>
52F2~4
FZ2~4
- 38 -
X1
TB2
1
R
R
2
2
Red
2
S
S
White
2
2
3
T
T
Black
2
2
HZ
HZ
14
16
TB313
26D3
X1
FZ
FZ
2
2
21
S4
26
D2
26D4
FZ2
26
X2
D1
FZ3
X1
X2
FZ
3
FZ4
12
Name
Fan motor (i ndoor)
Fan motor (outdoor)
C ontac tor (compres sor)
C ontac tor (fan I/D )
Termi nal block
C rank case heater
Fuse
Trans former
Ov er c urrent relay(compressor)
Ov er c urrent relay(fanI/D ,O/D )
H igh-press ure sw i tch
Thermos tat(freeze protec ti on)
Thermos tat (defrost)
Ti mer (anti short cy cl e)
4-Way valve
Aux ili ary rel ay (fan)
Aux ili ary rel ay (c om press or)
Aux ili ary rel ay (heater)
Aux ili ary rel ay (c hec k)
Aux ili ary rel ay (defros t)
Sw i tch (operati n mode)
Sw itch (off)
Swi tch (on)
Lamp (operation)
Lamp (check)
Thermos tat (room temp.)
C ontac tor (fan O /D )
Aux ili ary rel ay (fan O/D )
MC
INTERNAL
PROTECTOR
MF2
INTERNAL
PROTECTOR
FZ
FZ
3
4
52
52
F2
F4
52
F3
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