Hitachi YUTAKI Series - Field Minimum Wire Sizes for the Power Source

Electrical wiring
Service Manual
48
Electrical wiring connection
SMGB0066 rev.0 - 12/2009

note
The heater and the 3-way valve are accessories. (Their codes are EH61 and VID3V1 respectively). -
Refer to chapter "4" for more information. -
The correct electrical wiring connection for the unit is shown below.
Connectthethree-phasepowersupplysourcewiresL1,L2,L3andN(for400V50Hz)totheterminalboardincase1.
ofRHUE-(5/6)AHNunit,andL1andNincaseofRHUE-(3~6)AVHNunits.Connectthegroundwiretotheplateinthe
electrical box.
Power supply
cables
Control
cables
U00B
U00A
U04A
U04B
U13
U14
U16
U17
U65BU65A
U72B
U72A
U74A U74B
U75
U82A
U82B
U85AU85B U85C U85D
U85E
NK5
NK
4
NK
3
NK
2
BS ON
C1
47C
PWB5
TB2
TB1
NK
1
PWB2
PWB1
X
P
T r 2
T r
1
CS
BSOFF
52P
EF
P
NF C1
PWB4PWB3
CB
1,2
52C
R1
R2
DCL
ISPM
IC3
IC1 IC2IC4
IC5
Y1Y2Y3Y4
PCN4 PCN3 PCN2 PCN1
PCN6
PCN5
PCN7
PCN8 PCN9
CN8
C29 C30
PC1 PC2 PC3 PC4
R1 R2 R3 R4
CN7CN6CN5
CN4 CN1
CN9 CN10 CN11 CN12 CN13 CN14 CN15 CN16
CN3CN2
C28 C27
PCN201
CN202
CN201 CN201
CN202
PCN201
PF1
PF2
L1'
N'L3'L2'
L1 N EL3L2
CN8
PC208
C
PC207
CN9
CN206CN207
R200
R201
ZN202
LED201
ZN201
R215
R216
TB2
TB3
P1
P
N
RB
PPD N
UTV
RB
WSR
CN8
PC208
C
PC207
CN9
CN206CN207
R200
R201
ZN202
LED201
ZN201
R215
R216
TB2
TB3
P1
P
N
RB
PPD N
UTV
RB
WSR
20
1918171514131211109875634 1612
IC3
IC2
IC8
IC7
IC6
IC5
IC4
PC10
PC9PC8PC7
PC6 PC5
PC4 PC3
PC2PC1
21
87654321
43214321
4321
DSW2 DSW4DSW3
DSW1 DSW5
4321
DSW6
RS1
RS2
YRS
Y20L
YPR
Y A YE2Y20AY20B
YE1
Y52CS Y52C
PSW1PSW2
SSW
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
RSW4RSW3
RSW2RSW1
SEG5SEG4SEG3
SEG2SEG1
LED8
LED7
LED6
LED5
LED4LED3LED2LED1
OSC
DSA
Z5
Z4
Z3Z2
Z1
EF3
EF2 EF1
ZD9
R2 R3
R13 R14
R12
R11
R15
R16
R17
R10
R9
R143
R138
R137
R135
R113
R110
R107
R88
R87
R86
R85
R84
R83
R82
R81
C4
C1
C2 C6
C5
C7
C8
C21
C20
C19
C18
C17
C16
C15
C14
C13
C12
C11
C10
C9
DM4
DM5
DM8
DM1
DM6
DM7
REG4
REG2
REG9REG8
REG1
REG7
REG6
REG3
CN6
PCN3B PCN3A CN10BCN10A
PCN12 PCN8
PCN2PCN1PCN10PCN4PCN5
PCN6PCN7PCN9
PCN11
CN13 CN12 CN11 CN5 CN4 CN3
CN8 CN1 CN2CN9 CN7
RST
87
BA
1L3NL12L2
+-
NF
C3
NF
C2
W
V
U
V
W
U
U13
U00A
U00B
U04A
U04B
U16
U17
U65BU65A
U72A
U72B
U75
U82A
U82B
U85AU85B
PWB1
TB2
Y2
PCN2PCN3PCN4
PCN8 PCN9
PCN6
PCN5
Y4 Y3
PCN7
PC3 PC2 PC4 PC1
CN6
PCN1
CN5
R1
CN8CN7
R3 R2
CN4
R4
IC5
Y1
IC4
C27
IC1 IC2
C28 C29
CN1
C30
IC3
CN2 CN3
NK
NK
5
CN9
PWB2
CN10 CN11
1
NK
CN13CN12 CN14 CN16CN15
NK
23
NK
L1 N
A
1
B
2
SEG3 SEG4 SEG5
6
DM4
CN9 CN7 CN8 CN1 CN2
1
LED8
CN4 CN3CN5
OSC
IC7
C21
CN6
CN11
C8
C9
R107
C19
IC4
2
LED7
IC8
1
EF3
Z5
DSW6
PC10
IC2
R137
ZD9
R135
R143
R138
REG7
C20
C4
3
REG4
DSW2
DSW5DSW1
IC3 IC5
PSW2
22341
2
PSW1
34
1
REG3
4412
DSW3
351 234
DSW4
REG6
R3 R2
REG8 REG9
DM1
DM6
C2
DM8
C5
C6
C1
REG2 REG1
DM5
CN10B
C7
DM7
CN10A
78
Z2
PCN3B PCN3A
Z3
PCN2
X
P
Tr
1
PCN7
Y52CS
RSW4
RSW2
YE1
Y A Y20AYE2 Y20B
Y20L
CN13
CN12
R110
C10
C11
R86
R81
R82
R83
R84
R85
R87
R113
R88
YRS
4
PCN11
YPR
LED3
SEG2
LED5
LED1
SEG1
RS1
LED2
4
5
6
2
3
RSW3
SSW
1
8
9
0
7
C12
C13
C16
RSW1
LED4
LED6
RS2
IC6
C14
C15
PC6 PC5
R13 R14
PCN12
U
PCN9 PCN8
PC1
R10
Z1
Z4
PC2
EF1
R9
EF2
DSA
PCN1
PC7 PC8 PC9
C17
C18
R17
R16
R15
PC3PC4
Y52C
R11
R12
PCN10PCN4PCN5
OFFBS
PCN6
TB1
Tr
2
CSONBS
U
W
V
DCL
PF1
52C
EF
P
52P
V
L11
N1
NF
C1
N2
L12
ZD5
R18 R16
CN206
CP9
D2
HT2
PC201
1
CN203
CP16
PC203PC202
1
BK
1
CN204
PC205PC206PC204
BL
1
C19
D9
D10
R205
C201
CP17
C17
C202
L1
OFF
R30 R301
1
1
CN2
WH
1 2 3
1
Q202 R214
C206
GN
YE
ON
R87 R88
O
IC4
G I
CP11
CP12
CP30
DSW1
X1
80
C4
R210
C38
C39
C203
CP6
C5
CP8
20
CP7
CP10
1
ZD2
C
S
D
IC3
1
1
CN202
C55 R13
HT1
C100
JP9
1
C16
D14
1
1
CN201
PCN202
1
1
C208
Z2
C105
C109
LED202
R14
C101
C102
C53
R15
C54
CP15
C21
ZD3
JP10
C47
C6
R20
C2
21
ZD4
V
R23
R24
C11
C10
D5
D6
22
U
D7
R25
C12
W
NF C2
PCN201
1
1
CB1CB2
-
17B35740A
S
R86
C40
CN4
PC207
Q201
1
CN207
PC209
R303
RD
1
PC208
1
PCN401
1
CP28
JP14
D25
BK
1
CP24
CP29
R304
1
IC8
8
61
IC1
5 4
R211
CP5
CP26
CP25
41
5 8
60
R93
1
CN1
WH
4
WH
D19
1
CP27
R110 D13
IC9
PV051-1
~
T
+
~
-
DM3
+-
JP1
JP3
RD
CP23
R113
R109
R114
CP4
CP18
R17
40
C50
C51
C52
C30 C104
21
R54
CP2
D22
D20 D21 D18 D11
D12 D3 D8
D24 D23
1
JP8
4
R7
R59
R58
CP3 CP1
R43
IC6
R34
R22
C25
26
C24
JP7
R35
C44
R39
R40
8 5
LED201
IC5
CP13
R53
C33
DANGER HIGH VOL T AGE
R111
Lot No.
F
CP20
CP14
R27
R1
Z1
R89
QN2
CP19
JP2
R2
QN1
QP1
R48
R46
CP22
R3
R96
R112
RY2
C108
R67
R65
R66
DIP-IPM
HY-200-101
CMC
~~
DM2
R
+
~
DM1
JP11
JP12
RY1
C112
R26
CB3
DCL2
CP21 R28
R29
Q204Q203
C110
R118
R117
JP5
JP4
JP6
DCL1
R115
J1
D15
R116
W
4
5
6
2
3
1
8
9
0
7
4
5
6
2
3
1
8
9
0
7
4
5
6
2
3
1
8
9
0
7
No DESCRIPTION P A RT Qty. REMARKS
U00A T e rminal Board E01818 1
U00B T e rminal Board EC00494 1
U04A Fuse EC00496 1 50A
U04B F
use P90713 1 3A, Power Fuse for Pump
U13 Electrical Wiring Diagram EC00499 1 Assembly (Steel Plates+Components+Harness)
U16 Noise Filter P26446 1 30A
U17 Inverter Fin Assy E01822 1 DIP-IPM (25A)
U65A Spacer EC00510 4
U65B Spacer EC00511 6
U72A Magnetic Contactor P24721 1
U72B Magnetic Contactor EC00515 1 Contactor for Pump
U75 Aux Relay C3950 1
U82A Tr ansformer EC00516 2
U82B Reactor E01828 1
U85A Printed Circuit Board EC00517 1 PCB Main (CO041 Assy)
U85B Printed Circuit Board EC00518 1 I/O PCB (CO011 Assy)
15324678 12910111413 15 1916 17 18 20
 

danger
Electrical hazard. Can cause serious injuries or death. Allways connect ground wires to the respective terminals -
or plates to avoid electrical hazard.
 
  
 




RHUE-3AVHN
1~ 230V 50Hz
18 4.0 mm
2
0.75 mm
2
RHUE-4AVHN 18 4.0 mm
2
RHUE-5AVHN 26 6.0 mm
2
RHUE-6AVHN 26 6.0 mm
2
RHUE-5AHN
3N~ 400V 50Hz
11 2.5 mm
2
RHUE-6AHN 11 2.5 mm
2