Panasonic WH-MDC09C3E5, Servise Manual

Page: 43 / 136

43
How to guide cable / cord to bushing
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 should be 3
kW. Booster Heater’s cord must be (3
×
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’s
cable shall be (3
×
min 0.5 mm
2
), of type designation
60245 IEC 57 or heavier, or similarly double insulation
sheathed cable.
* note: - Two-Way should be CE marking compliance
component.
- Maximum load for the valve is 3VA.
5. Three-Way Valve shall be spring and electronic type.
Valve’s cable shall be (3
×
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 3VA.
6. Receiver shall be connected to “Room Thermostat”, refer
to “Field Supply Accessories” table for details. Receiver’s
cable must be (4 or 3
×
min 0.5 mm
2
), double insulation
layer of PVC-sheathed or polychloroprene sheathed
cable. (connection refer to Diagram 4.2).
7. Tank OLP’s cable must be (2
×
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
×
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 4.3). 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
.
10. Solar Three-way Valve’s cable shall be (3
×
min 0.5
mm
2
), double insulation layer PVC-sheathed or polychlo-
roprene sheathed cable.
11. Must install Solar Connection PCB to Mono bloc unit
when Solar Pump Station is utilized. Refer Solar Connec-
tion PCB’s installation instruction for detail of installation.
12. Solar Pump Station’s 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.