43
Connecting with external device (optional)
1 All connections shall follow to the local national wiring standard.
2 It is strongly recommended to use manufacturer-recommended parts and accessories for installation.
3 Maximum output power of booster heater shall be
≤
3 kW. Booster Heater cord must be (3 x min 1.5 mm
2
), of
type designation 60245 IEC 57 or heavier.
4 Two-way Valve shall be spring and electronic type, refer to “Field Supply Accessories” table for details. Valve
cable shall be (3 x min 0.5 mm
2
), of type designation 60245 IEC 57 or heavier, or similarly double insulation
sheathed cable.
* note: - Shall be CE marking compliance component.
- Maximum load for the valve is 9.8VA.
* Cooling model only
5 Three-way Valve shall be spring and electronic type, refer to “Field Supply Accessories” table for details.
Valve cable shall be (3 x min 0.5 mm
2
), of type designation 60245 IEC 57 or heavier, or similarly double
insulation sheathed cable.
* note: - Shall be CE marking compliance component.
- It shall be directed to heating mode when it is OFF.
- Maximum load for the valve is 9.8VA.
6 Room Thermostat cable must be (4 or 3 x min 0.5 mm
2
), double insulation layer of PVC-sheathed or
polychloroprene sheathed cable.
7 Tank OLP cable must be (2 x min 0.5 mm
2
), double insulation layer of PVC-sheathed or polychloroprene
sheathed cable.
* note: if such connection deemed NO necessary for tank OLP, please connect jumper between terminal
no. 13 and 14.
8 Tank Sensor shall be resistance type, please refer to Graph 4.1 for the characteristic and details of sensor.
Its cable shall be (2 x min 0.3 mm
2
), double insulation layer (with insulation strength of min 30V) of PVC-
sheathed or polychloroprene sheathed cable.
9 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 x 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
.
10 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.
11 Solar Three-way Valve cable shall be (3 x min 0.5 mm
2
), double insulation layer PVC-sheathed or
polychloroprene sheathed cable.
12 Solar Pump Station cable shall be (2 x min 0.5 mm
2
), of double insulation PVC-sheathed or polychloroprene
sheathed cable. Strongly recommended install with maximum length of 10 meter only.
Terminal screw
Tightening torque N•cm {kgf•cm}
M4 157~196
{16~20}
M5 196~245
{20~25}
Содержание WH-MDF09C3E8
Страница 14: ...14 4 Location of Controls and Components 4 1 Mono Bloc Unit ...
Страница 15: ...15 4 1 1 Main Components ...
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Страница 19: ...19 4 1 3 Weekly Timer Setting ...
Страница 20: ...20 4 1 4 Setting Up The Special Functions ...
Страница 21: ...21 5 Dimensions 5 1 Mono Bloc Unit ...
Страница 22: ...22 6 Refrigeration And Water Cycle Diagram ...
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Страница 24: ...24 7 Block Diagram 7 1 WH MDF09C3E8 WH MDF09C3E8 1 ...
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Страница 26: ...26 8 Wiring Connection Diagram 8 1 WH MDF09C3E8 WH MDF09C3E8 1 ...
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Страница 30: ...30 9 Electronic Circuit Diagram 9 1 WH MDF09C3E8 WH MDF09C3E8 1 ...
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Страница 34: ...34 10 Printed Circuit Board 10 1 Water System 10 1 1 Main Printed Circuit Board ...
Страница 35: ...35 10 1 2 Solar Printed Circuit Board Optional ...
Страница 36: ...36 10 2 Refrigerant System 10 2 1 Main Printed Circuit Board ...
Страница 37: ...37 10 2 1 1 Noise Filter Printed Circuit Board ...
Страница 38: ...38 11 Installation Instruction Mono Bloc Unit Dimension Diagram ...
Страница 39: ...39 Main Components ...
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Страница 114: ...114 17 3 To Remove The Cabinet Rear Plate 17 4 To Remove Pressure Gauge To Remove RCCB 17 5 To Remove RCCB ...
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