Panasonic WH-MDC05H3E5 Service Manual page 4

11.1.4 Connect the Cable to Mono Bloc Unit
This section is for authorised and licensed electrician only. Work behind the cabinet front plate secured by screws must only be carried out
under supervision of qualified contractor, installation engineer or service person.
11.1.4.1 Remove The Cabinet Front
Plate
1. Remove the 5 mounting screws as shown in the
illustration.
2. Slide the cabinet front plate downward to release
the pawls.
Then, pull it toward front to remove it.
f
Cabinet front plate
Mounting screws
11.1.4.3 Fixing of Power Supply Cord
(REFER TO WIRING DIAGRAM AT UNIT FOR DETAIL)
1. 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.
Model
WH-MDC05H3E5
WH-MDC07H3E5 and WH-MDC09H3E5
2. To avoid the cable and cord being damaged by sharp edges, the cable and cord must be passed through the
designated holes before being connected to the terminal block.
3. Secure the cable onto the control board with the holder (clamper).
Terminal on the Mono bloc uni t
(Power Supply Cord)
Terminals on the isolating device from
power supply (Disconnecting means)
11.1.4.4 Wire Stripping and Connecting Requirement
Mounting
screws
Power Supply Cord
1
2
1
2
L N L N
1 1
L N L N
1 1
Power Supply 1 Power Supply 2
Wire stripping
Terminal
board
5 mm or
more
(gap between wires)
No loose strand
when insert
Tightening torque
Terminal screw
cN•m {kgf•cm}
M4 157~196 {16~20}
M5 196~245 {20~25}
*1 - Earth wire must be longer than other cables
for safety reasons.
WARNING
11.1.4.2 Remove The Cabinet Top Plate
1. Remove the 12 mounting screws as shown in the
illustration.
2. Lift the cabinet top plate upward to remove it.
Cable Size
2
3 x min 1.5 mm
2
3 x min 1.5 mm
2
3 x min 2.5 mm
2
3 x min 1.5 mm
Conductor Conductor
fully insert over insert
ACCEPT PROHIBITED
Power Supply Cord
56
Cabinet top plate
Isolating Devices 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
Conductor not
fully insert
PROHIBITED
*1
6
Mounting
screws