Midea V6R Series Manual page 118

 Example of communication wiring:
Figure 3-9.6: Communication wiring example
P Q E
L1
L2
Notes:
1. One port of the MS04‐12 box allows for connection of up to five IDUs in series.
2. One port of the MS01 box allows for connection of up to eight IDUs in series.
3. L1+L2≤1200 m; L3≤1200 m; L4≤1200 m; L5+L6+L7+L8+L9≤1200 m
Outdoor unit
No.1 MS box
No.2 MS box
L3
(P Q E)
Indoor unit 1#
L3
(P Q E)
Indoor unit 2#
L3
(P Q E)
L3
(P Q E)
Indoor unit 4#
L4
(P Q E)
L5
L6
(P Q E) (P Q E)
Indoor Unit
#6
Indoor Unit
#7
V6R VRF 50/60Hz
Indoor Unit
Indoor Unit
Indoor unit 3#
Indoor Unit
Indoor Unit
Indoor unit 5#
L7
(P Q E)
L8
(P Q E)
Indoor Unit
#8
Indoor Unit
#9
L9
(P Q E)
Indoor Unit
#10
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