Panasonic CU-3Z52TBE Service Manual page 108

CU-3Z52***, CU-3Z68***
Terminals on the indoor unit
Colour of wires (Connection ca ble)
Terminal s on the o utdoor unit
(Power supply cord)
Terminals on the isolating d evices
(Disconnecting means)
CU-4Z68***
T r e m n i a s l o n h t e n i d o r o u n t i
Colour of wires (Connecting cable)
Terminals on the outdoor unit
(Power supply cord)
Terminals on the isolating devices
(Disconnecting means)
CU-3Z52***, CU-3Z68***
Unit C
p
Power Supply
Cord
Isolating
Devices
5. For wire stripping and connection requirement, refer to the diagram below.
6. Secure the power supply cord and connecting cables onto the control board with the holder.
7. Attach the control board cover back to the original position with screw.
WIRE STRIPPING AND CONNECTING REQUIREMENT
No loose strand when
inserted
This equipment must be properly earthed.

Note: Isolating Devices (Disconnecting means) should have minimum 3.0 mm contact gap.

Earth wire shall be Yellow/Green (Y/G) in colour and longer than other AC wires for safety reason.
AMP Air Conditioning
1 2
L N 1 2
(UNIT A )
(L) (N)
1 2
L N 1 2
(UNIT A)
(L) (N)
Unit A Unit B
Indoor & outdoor
connection cable
Indoor Indoor Indoor
Unit A Unit C Unit B
Indoor/outdoor
Wire stripping
connecting
terminal board
5 mm
or more
(gap between
wires)
3 1 2 3
3 1 2 3
(UNIT B)
3 1 2 3
3 1 2 3
(UNIT B)
CU-4Z68***
Unit C
Power Supply Cord
Isolating
Devices
Conductor fully Conductor over
inserted inserted
ACCEPT PROHIBITED
108
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1 2 3
1 2 3
(UNIT C)
1 2 3 1 2
1 2 3 1 2
(UNIT C) (UNIT D)
Unit A Unit B
P
Indoor & outdoor connection cable
Indoor Indoor Indoor Indoor
Unit A
Unit C Unit B Unit D
Conductor not
fully inserted
PROHIBITED
3
3
Unit D