Panasonic WH-UD05JE5 Service Manual page 74

12.2.4 Connect the Cable to Tank Unit
This section is for authorized and licensed electrician only. Work behind the Control Board Cover secured by screws must only be carried out
under supervision of qualified contractor, installation engineer or service person.
12.2.4.1 Fixing of Power Supply Cable and Connecting Cable
1 Connecting cable between Tank Unit and Outdoor Unit shall be approved polychloroprene sheathed flexible
cord, type designation 60245 IEC 57 or heavier cord. See below table for cable size requirement.
Ensure the colour of wires of Outdoor Unit and the terminal no. are the same to the Tank Unit
o
respectively.
Earth wire shall be longer than the other wires as shown in the figure for the electrical safety in case of
o
the slipping out of the cord from the Holder (Clamper).
2 An isolating device must be connected to the power supply cable.
Isolating device (disconnecting means) should have minimum 3.0 mm contact gap.
o
Connect the approved polychloroprene sheathed power supply 1 cord and power supply 2 cord and type
o
designation 60245 IEC 57 or heavier cord to the terminal board, and to the other end of the cord to
isolating device (Disconnecting means). See below table for cable size requirement.
Tank Unit
WH-
ADC0309J3E5UK
3 To avoid the cable and cord being damaged by sharp edges, the cable and cord must be passed through a
bushing (located at the bottom of Control Board) before terminal board. The bushing must be used and must
not be removed.
Terminals on the Outdoor Unit
Colour of wires (Connecting cables)
Terminals on the Tank unit
(Power Supply Cord)
Terminals on the isolating devices
from power supply (Disconnecting
means)
Terminal screw
M4
M5
*1 - Earth wire must be longer than other cables for safety reasons
Model
Tank Unit
WH-
ADC0309J3E5UK
Model
Power Supply
Cord
Outdoor Unit
1
WH-UD03JE5,
WH-UD05JE5
2
1
WH-UD07JE5,
WH-UD09JE5
2
L N
L N
Power Supply 1
Tightening torque cN•m {kgf•cm}
157~196 {16~20}
196~245 {20~25)
WARNING
Connecting Cable Size
Outdoor Unit
WH-UD03JE5,
4 x min 1.5 mm
WH-UD05JE5
WH-UD07JE5,
4 x min 2.5 mm
WH-UD09JE5
Cable Size Isolating Devices
3 x min 1.5 mm 2
3 x min 1.5 mm 2
2
3 x min 2.5 mm
3 x min 1.5 mm 2
1 2 3
L N 1 2 3
1 1
Tank Unit /
L N Outdoor Unit
1 1
connection
Power Supply 2
74
2
2
Recommended RCD
15/16A 30mA, 2P, type A
15/16A 30mA, 2P, type AC
25A 30mA, 2P, type A
15/16A 30mA, 2P, type AC
RCCB/ELCB
Terminal Board
*1
Holder (Clamper)
Connecting Cable Power Supply Cable