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PRH-5, 8, 10YA
PRH-5, 8, 10YA-L (STANDARD)
CIRCUIT BREAKER
Power Supply
(FIELD SUPPLY)
3Phase
PRH- 5YA,
···40A
PRH- 5YA-L
380~415Volt
PRH- 8YA,
···50A
50Hertz
PRH- 8YA-L
PRH-10YA,
···60A
TB1
PRH-10YA-L
L1
RED
L2
WHITE
L3
BLACK
N
BLUE
PE
F
TB3
CH
TB3
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" ,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.
52C
RED
RED
WHITE
WHITE
BLACK
BLACK
51F2
RED
WHITE
BLACK
52F
RED
F
(3.15A)
11
TB4
1
SWITCH BOX
(FIELD SUPPLY)
F
SW1
(3.15A)
COOL
HEAT
GL
52C
C
H
Tr
23
WA
AC
AC
24V
220~
3
2
240V
TB4
CZ
HZ
8,10YA,
YA-L
ONLY
8
12
51C
TB2
TB2
X1
RED
R1
R2
WHITE
S1
S2
BLACK
T1
T2
51F1
RED
WHITE
MF1
BLACK
SW2
RL
FZ1
SW3
4
5
6
7
CZ
52F
FZ0
30
CZ
FZ0
FZ1
TM
- 35 -
1
RED
MF2
2
WHITE
3
BLACK
INTERNAL
PROTECTOR
11
15
51F1
51F2
63H
C
51
1
26L
CZ
3
FZ1
TM
52C
(3MIN)
30
CZ
30
52C
CZ
Symbol
Name
MC
Compress or mot or
MF1
Fan mot or (in door)
MF2
Fan mot or (out door )
52C
Cont act or ( compress or )
52F
Cont act or ( fan I / D)
TB1~4
Ter minal block
CH
Cr ankc as e heat er
Fuse
F
Tr
Trans f ormer
Ov er c ur rent r elay( compressor)
51C
51F1, 2
Ov er c ur rent r elay (fan I/D,O/D)
63H
High- press ur e sw itc h
26L
Thermos t at (f reez e pr ot ec t ion)
Thermos t at (def ros t )
26D1·2
Timer ( ant i shor t c yc le)
TM
4- Way valve
21S4
Aux iliary relay ( fan)
FZ0·1
CZ
Aux iliary relay ( compress or)
Aux iliary relay ( heat er)
HZ
Aux iliary relay ( chec k)
30CZ
X1·2
Aux iliary relay ( def rost )
<SW1>
Swit c h (oper at ion mode)
<SW2>
Swit c h (of f )
<SW3>
Swit c h (on)
<GL>
Lamp (operat ion)
<RL>
Lamp (c heck )
Thermos t at (room t emp. )
<23WA>
INTERNAL
MC
PROTECTOR
HZ
HZ
13
14
X1
26
D2
21
S4
26
X2
D1
X1
X2
12
TB3
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