P00877Q
51
Figure 7.1 Illustration of Electrical Wiring Connections
TB1
GFCI
Main Switch
Main Switch
Main Switch
TB1
TB2
1
2
3 4
TB2
1
2 3
4
TB1
1
2
A
B
TB2
1
2
A
B
TB2
TB1
N
No. 0
Indoor Unit
No. 1
Indoor Unit
Distribution Box or Pull Box
Distribution Box or Pull Box
GFCI
GFCI
GFCI
GFCI
GFCI
S
S
S
Outdoor Unit A (Main)
Ground
Ground
Outdoor Unit B (Sub)
Controller
Cable
Controller
Cable
Wired
Controller
Wired
Controller
No. 0 System Indoor Units
No.1 System Indoor Units
1
208/230V 60Hz
TB : Terminal
Block
PCB : Printed Circuit Board
:
Field
Wiring
:
Communication
Line
DC5V (Non-Pole Communication H-LINK System)
: Field-Supplied
: Optional Accessory
3
208/230V 60Hz
460V 60Hz
3
208/230V 60Hz
460V 60Hz
L1 L2 L3
L1 L2
L1 L2
N
L1 L2
L3
Содержание (H,Y)VAHP072B31CW
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Страница 80: ...P00877Q Code No LIT 12012285 Issued March 2016 2016 Johnson Controls Inc ...