Panasonic WH-MDF09C3E8 Service Manual page 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
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
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
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
polychloroprene sheathed cable.
7 Tank OLP cable must be (2 x min 0.5 mm
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
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
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
10 Must install Solar Connection PCB
Solar Connection PCB's installation instruction for detail of installation.
11 Solar Three-way Valve cable shall be (3 x min 0.5 mm
polychloroprene sheathed cable.
12 Solar Pump Station cable shall be (2 x min 0.5 mm
sheathed cable. Strongly recommended install with maximum length of 10 meter only.
2
), of type designation 60245 IEC 57 or heavier, or similarly double insulation
2
), of type designation 60245 IEC 57 or heavier, or similarly double
2
), double insulation layer of PVC-sheathed or polychloroprene
2
), double insulation layer (with insulation strength of min 30V) of PVC-
2
), double insulation layer of PVC-sheathed or
(optional) to Mono bloc unit when Solar Pump Station is utilized. Refer
2
), of double insulation PVC-sheathed or polychloroprene
Terminal screw Tightening torque N•cm {kgf•cm}
M4
M5
43
2
), double insulation layer of PVC-sheathed or
.
rms
2
), double insulation layer PVC-sheathed or
157~196 {16~20}
196~245 {20~25}
2
), of