41
8. External Controller shall be connected to 1-pole switch with min 3.0mm contact gap. (connection refer to Diagram
4.2). Its cable must be (2 × min 0.5 mm
2
), double insulation layer of PVC-sheathed or polychloroprene sheathed
cable.
* note: - When making such connection, kindly remove the jumper between terminal no. 17 and 18.
- Switch used shall be CE compliance component.
- Maximum operating current shall be less than 3A
rms
.
9. Must install Solar Connection PCB (optional) to Mono bloc unit when Solar Pump Station is utilized. Refer Solar
Connection PCB’s installation instruction for detail of installation.
10. Solar Three-way Valve cable shall be (3 × min 0.5 mm
2
), double insulation layer PVC-sheathed or
polychloroprene sheathed cable.
11. Solar Pump Station cable shall be (2 × min 0.5 mm
2
), of double insulation PVC-sheathed or polychloroprene
sheathed cable. Strongly recommended install with maximum length of 10 meter only.
Terminals on the Mono bloc unit
Three-way
Valve Cable
Solar Pump
Station Cable
External
Controller
Cable
Booster Heater
Cord
Room Thermostat
Cable
Tank OLP
Cable
Solar Three- way
Valve Cable
Tank
Sensor
Cable
Lead wire cord
CL
O
S
E
O
PEN
CLO
S
E
O
PEN
N
H
EAT
N
L
N
Only if Solar Connection PCB installed
1
2
3
4
5
6
7
8
9
10 11 12
13 14 15 16 17 18
19 20 21
22 23
Terminal screw
Tightening torque
N•cm { kgf•cm}
M4
157 ~ 196 {16 ~ 20}
M5
196 ~ 245 {20 ~ 25}
-30 -20 -10
0
10
20
30
16000
14000
12000
10000
8000
˚C
6000
4000
2000
0
Graph 4.1: Tank sensor characteristic
Tank Sensor Resistant Vs Temperature
Resi
sta
n
ce
(Ω
)
11.4.1 Wire Stripping And Connecting Requirement
Wire stripping
5 mm or
more
(gap between
wires)
No loose strand when
insert
Terminal
board
10
±
1
m
m
ACCEPT
Conductor over
insert
Conductor not fully
insert
Conductor
fully insert
PROHIBITED
PROHIBITED
17
18
Diagram 4.2: External Controller connecting diagram
External Controller
Terminal
Switch (ON/OFF)
Remove this
jumper if External
Controller (Optional)
is connected to the
Mono bloc unit
Содержание WH-MHF09G3E8
Страница 32: ...32 10 1 2 Solar Printed Circuit Board Optional ...
Страница 33: ...33 10 2 Refrigerant System 10 2 1 Main Printed Circuit Board ...
Страница 34: ...34 10 2 1 1 Noise Filter Printed Circuit Board ...
Страница 47: ...47 Heat Mode Operation Time Chart ...
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Страница 127: ...127 17 3 To Remove The Cabinet Rear Plate 17 4 To Remove Pressure Gauge 17 5 To Remove RCCB ...
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Страница 138: ...138 19 2 Water System 44 46 17 16 4 34 42 18 43 3 33 9 1 45 45 47 2 35 48 36 19 ...