4.HYDRO UNIT
Engineering Data book
19
4-4. Wiring Diagram
4-4-1. Hydro unit
1. The one-dot chain line indicates wiring at the local site, and the dashed line indicates accessories sold separately and service
wires, respectively.
2. , and indicates the terminal board and the numberals indicate the terminal numbers.
Symbol Parts name Symbol Parts name
WPM Water pump motor TC Water heat exchanger temperature sensor
3WV 3-way valve (locally procured) TWI Water inlet temperature sensor
2WV 2-way valve (locally procured) TWO Water outlet temperature sensor
MIXV Mixing valve (locally procured) THO Heater outlet temperature sensor
BH Booster heater TTW Hot water cylinder temperature sensor
RY01~RY06 Relay01~Relay06 TFI Floor heating inlet temperature sensor
LPS Low pressure sensor TB Terminal block
Backup heater1, 2, 3 Heater AC230V, 3kW
Remote
controller
(HWS-AMS11E)
AB
GRY
WHI
AB
Remote
controller
(HWS-AMS11E)
*Option
TB 07
GRY
WHI
BLK
BLK
BLK
BLK
BLK
BLK
BLK
BLK
1
3
2
1
3
2
1
1
2
2
3
1
1
3
1
2
1
2
1
1
2
3
3
21
21
2
21
4
3
1
3
2
1
3
1
2
1
2
*Option
THOTWOTWITC
LPS
RED
RED
BRW
BRW
RED
WHI
BLK
21
4
3
2
3
4
TFI
TTW
TB 06
BA
CN208
(BLU)
CN213
(WHI)
CN214
(WHI)
CN206
(WHI)
CN205
(RED)
CN204
(BRW)
CN203
(YEL)
CN41
(BLU)
CN501
(YEL)
CN207
(BLU)
CN212
(WHI)
CN102
(WHI)
CN101
(WHI)
CN202
(YEL)
CN201
(WHI)
CN200
(RED)
CN211
(BLK)
CN210
(RED)
CN209
(GRN)
RY607RY606RY605RY604
RY601RY600RY603 RY602
CN601
(RED)
CN603
(YEL)
CN602
(WHI)
WHI
YEL
WHI
RED
RED
BRW
BLU
WPM
BLK
RY
05
A1
A2
L
NN
L
11
33
11
33
P.C.board
(MCC-1511)
SW10 SW 11 SW12 SW13
SW06
SW07
SW14
SW01
SW02
12 43
ON
4321
ON
1234
ON
3214
ON
4123
ON
21
ON
OFF
ON
55
11
3
77
TB 04
MIXV
TB 04TB 05
RED
RED
ORN
PNK
WHI
WHI
YEL
RED
ORN
WHI
PNK
WHI WHI
YEL
BLU
BRW
WHI
RED
WHI
YEL
BH 3WV
2WV
WPM
TB 05
5251
53
54
56
55
57
59
58
42
41
43
44
44
43
42
41
MIXV
59
58
57
3WV
RED
PNK
ORN
86
4
2
7
5
RY
06
A1
A2
6
4
8
7
A2
A1
4
6
RY
01
WHI WHI
RY
02
RY
04
RY
03
*
1
*
1
HWS-802XWHT6-E : Installed
HWS-1402XWHT6-E : Installed
HWS-1402XWHT9-E : Installed
HWS-802XWHM3-E : Not installed
HWS-1402XWHM3-E : Not installed
RED
WHI
GRY
RED
WHI
BLK
YE
L
WHI
ORN
WHI
PNK
CN604
(BLU)
CN605
(YEL)
CN606
(BLU)
CN305
(GRN)
CN100
(WHI)
3
1
3
1
7
7
5
5
3
1
1
3
1
3
1
3
1
3
33
3
1
1
5
F100
Fuse
T5A
250V~
WHI
WHI
P100
BLK
ORN
ORN
RED
RED
BRW
BRW
BLK
BLK
RED
YEL
GRN
BLK
BLK
11
33
1
2
3
4
5
6
1
4
5
6
2
3
11
3
2
3
11
33
22
11
2
33
1
2
1
Transformer
22
33
44
11
44
11
22
33
4444
11
22
33
11
33
22
3
1
2
3
1
2
3333
4444
22
11
22
11
1111
22
44
33
22
44
3
4
3
1
2
4
3
1
2
3
GRN
GRN
GRN
GRN
GRN
GRN
GRN
GRN
YEL
YEL
YEL
YEL
YEL
YEL
YEL
YEL
*Option p.c.board
11
22
Hot water cylinder
thermostat I/P
Emergency stop I/P
Cooling thermostat I/P
Heating thermostat I/P
Operation O/P
Defrost O/P
Boiler control O/P
Alerm O/P
7
8
RY
01
Flow switch
High pressure
switch 4.15MPa
Thermal protector
(auto)
75 3
95 5 95 5
95 5
95 5
95 5
PJ20
TB1
K1
K2
K1
K2
PJ20
TB1
PJ17
TB1
PJ17
TB1
Photocoupler input
p.c.board
(MCC-1214)
Relay
p.c.board
(MCC-1217)
Relay
p.c.board
(MCC-1217)
Photocoupler input
p.c.board
(MCC-1214)
BLK : BLACK
BRW : BROWN
GRY : GRAY
PNK : PINK
WHI : WHITE
BLU : BLUE
GRN : GREEN
ORN : ORANGE
RED : RED
YEL : YELLOW
Color identification
WHI
RED
GRY
Power supply
230V~ 50Hz
TB 01
Outdoor unit
21
3
3
12
12
3
11
1
33
12
N
L
12
TB 03
Power supply
230V~ 50Hz
Hot water cylinder
*Option
BRW
BLU
BRW
BLU
BRW
BLU
YEL/GRN
F1 F2
F1, F2
Fuse
AC250V
T30A
RY05
2T1
1L1
4T2
3L2
2T1
1L1
4T2
3L2
6T3
5L3
6T3
2T1
4T2
3L21L1
5L3
F3~8
Fuse
AC250V
T30A
F3~6
Fuse
AC250V
T30A
F3,F4
Fuse
AC250V
T30A
RY02
F3
F4
F6
F5
F8
F7
BLU
GRY
GRY
BLU
BLU
BLU
BRW
BLU
BRW
BLU
BLK
BLK
TB 02
L1 L2
L3
N
Power supply
400V 3N~ 50Hz
HWS-1402XWHT9-E
RY04
Backup heater 2
Backup heater 1
Backup heater 3
Thermal protector
(Single operation)
Thermal protector
(Single operation)
(Single operation)95 5
Thermal protector
BRW
BLU
BRW
BLU
BLU
BLK
BLK
BLU
RY02
6T3
5L3
4T22T1 6T3
3L21L1 5L3
1L1 3L2
2T1 4T2
RY04
F3 F6
F5
F4
TB 02
Power supply
400V 3N~ 50Hz
L2L1
L3
N
HWS-802XWHT6-E
HWS-1402XWHT6-E
Thermal protector
(Single operation)
(Single operation)
Thermal protector
Backup heater 1
Backup heater 2
RY02
6T32T1 4T2
5L31L1 3L2
Thermal protector
(Single operation)
Backup heater 1
F4
F3
BRW
BLU
BRW
BLU
LN
TB 02
Power supply
230V~ 50Hz
HWS-802XWHM3-E
HWS-1402XWHM3-E
3
4
2
6
5
1
5
4
3
2
1
55
11
4
3
22
3
4
RED
BLU
GRN
ORN
BRW
CN02
(WHI)
Relay
p.c.board
(MCC-1431)
F01 (5A)
CN01
(WHI)
3
11
2
3
2
11
3
55
4
6
9
7
8
7
9
RED
WHI
WHI
BLU
BRW
YEL
CN10
(WHI)
RY
10
CR10
CR11
CR12
CR13
RY
11
RY
12
RY
13
1
6
D
6
C
6
B
6
A
7
B
7
A
Type 1
(3-wire SPST type)
Type 1
(2-wire spring return)
Type 2
(3-wire SPDT type)
Type 2
(3-wire SPST type)
Type 3
(3-wire SPDT type)
2
4
3
2
3
4
*See DIP SW13_1
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