46
P00877Q
(1) Power Source Wiring
Supply the power sources to each outdoor unit and indoor unit group respectively.
Using this method is a basic principle of power supply wiring.
Indoor
Unit
Indoor
Unit
Outdoor
Unit
A
Outdoor
Unit
B
Outdoor Unit Power Source
AC 3~ 208/230V 60Hz
AC 3~ 460V 60Hz
1
2
1
2
1
3
3
3
4
6
5
5
6
5
7
8
8
7
7
7
4
5
4
Indoor Unit Side
S
GFCI
Indoor Unit
Power Source
AC 1~ 208/230V 60Hz
Pull Box
Pull Box
GFCI (Ground Fault Circuit Interrupter)
S (Main Switch and Fuse)
2
Power Supply Wiring (O.U.)
Ground Wiring (O.U.)
Communication Cable (O.U. ~ I.U.)
Communication Cable (O.U. ~ O.U.)
8
Power Supply Wiring (I.U.)
Ground Wiring (I.U.)
S
S
GFCI
Outdoor
Unit
C
1
2
3
6
4
S
GFCI
GFCI
Содержание (H,Y)VAHP072B31CW
Страница 2: ......
Страница 6: ......
Страница 79: ......
Страница 80: ...P00877Q Code No LIT 12012285 Issued March 2016 2016 Johnson Controls Inc ...