Panasonic Shows U-26PE1U6 Technical Data & Service Manual page 67

Wiring System Diagrams
Basic wiring diagram for standard control
Wire joint
connection
Remote
B
Controller
WHT
1 1
BLK
2 2
C
Wire joint
connection
NOTE
Disconnect switch may be needed by the National/Local code.
ALWAYS COMPLY WITH NATIONAL AND LOCAL
CODE REQUIREMENTS.
NOTE
(1) Refer to Recommended Wire Length and Wire Diameter
for Power Supply System for the explanation of "A", "B"
and "C" in the above diagrams.
(2) Inter-Unit Control Wiring (A) and remote control wiring
(B), (C) have no polarity. But for other wiring, respect
polarity. Be sure to connect as shown in the Wiring
System Diagram.
(3) In case of separate supply connection to indoor unit,
over current protection must be provided between
power source and indoor unit.
MAXIMUM OVER CURRENT PROTECTION 15 A
(FUSE OR HACR TYPE CIRCUIT BREAKER)
Outdoor unit
INV unit
Inter-unit power line
Indoor
208 / 230 V, 60 Hz, 1-PH
unit
*
L1
L2
Grounding line
A
U1
U2
Outdoor unit
INV unit
Inter-unit power line
Indoor
208 / 230 V, 60 Hz, 1-PH
unit
*
L1
L2
Grounding line
A
U1
U2
1-61
L1
Power supply
L1
L2 208 / 230 V, 60Hz, 1-PH
L2
Grounding line
1
2
G
U1
U2
L1
Power supply
L1
L2
208 / 230 V, 60Hz, 1-PH
L2
Grounding line
1
2
G
U1
U2
Outdoor Unit
8P terminal board
U1 U2 1 2 G L1 L2
Inter-unit Inter-unit
control wiring power wiring
Indoor Unit
U1, T1, F1 Types
5P terminal board
L1 L2 U1
Power Unit
supply control
Line
K1 Type
5P terminal board
L1 L2 U1 U2
Power
supply control
1. Specifications
* Disconnect switch
Field supply
Power wiring
U2
Remote
control
Line
Unit Remote
control
Line Line
1