GUIDELINES | 133
Application Guidelines
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Wiring Guidelines
APPLICATION GUIDELINES
Indoor Unit Terminal Block
L(L1)
N(L2)
A
-
-
A
B
B
GND 12V
DRY2
DRY1
INTERNET
IDU
SODU
TR/TQ Frame
TM/TN/TP Frame
L(L1) N(L2)
A B
RD
A
-
-
A
B
B
GND 12V
DRY2
DRY1
INTERNET
IDU
SODU
Ground
YL
BK
Indoor Unit Terminal Block
Outdoor Unit Terminal Block
Outdoor Unit Terminal Block
-
-
- -
Ground
L(L3) N(L4)
Wired Controller
Fresh Air Kit
-
-
-
-
Power Input
208-230V /
60 Hz / 1 Phase
Power Input
208-230V /
60 Hz / 1 Phase
RD
YL
A
B
BK
Wired Remote
Controller
Indoor Unit Terminal Block
1(L1)
Power Input
208-230V /
60 Hz / 1 Phase
A
-
-
-
-
-
-
A
B
B
GND 12V
DRY2
DRY1
INTERNET
IDU
SODU
3 4
2(L2)
Outdoor Unit Terminal Block
Ground
Figure 110: Location of Power Wiring / Communications Cable Terminals in the Four-Way Ceiling-Cassette Indoor Unit.
Figure 111: Terminal Block in the One-Way Ceiling-Cassette Indoor Unit.
Power Supply
Communications
Cable
1(L1)
2(L2)
Figure 112: Terminal Block in the Two-Way Ceiling-Cassette Indoor Unit.
Figure 113: Terminal Block in the Four-Way Ceiling-Cassette Indoor Units.
POWER INPUT
COMMUNICATION LINE (IDU to ODU)
Indoor Unit Terminal Block
RD
YL
A
B
BK
N(L2)
L(L1)
WIRED REMOTE
CONTROLLER
-
-
-
-
A
B
A
B
A
B
GND 12V
DRY2
DRY1
INTERNET
Outdoor Unit Terminal Block
IDU
ODU
GROUND