Mitsubishi Electric PUMY-P112VKM4 Technical & Service Manual page 53

• Name, Symbol, and the Maximum Units for Connection
Longest length via outdoor unit (M-NET cable): L
Longest transmission cable length (M-NET cable): L
Longest transmission cable length (A-Control cable): L8 [ 25 m (1.5 mm²)
Remote controller cable length: m1 [ 200 m (0.3 to 1.25 mm²)
L
5
L
6
A
L
7
A: Shielded wire
( ): Address example
• Plural indoor units cannot be operated by a single remote controller.
• Different refrigerant systems cannot be connected together.
• M-NET remote controller cannot be connected.
OCH673D
+L
1 2
1
OC
(51)
L
1
TB3
TB7
M1 M2 S M1 M2 S
A
L
2
OC
(53)
TB7
TB3
A
M1 M2 S
M1 M2 S
Power
Supply
Unit
M1 M2 S
System
controller
L
3
M1 M2 S
53
+L +L +L +L +L [ 500 m (1.25 mm² or more)
3 4 5 6 7
+L +L +L , L +L and L7 [ 200 m (1.25 mm² or more)
2 3 4 5 6
L
8
TB3A TB
Branch Box
S1 S1
S2 S2
S3 S3
TB5 TB3B TB
M1 S1 S1
M2 S2 S2
S S3 S3
TB3C
TB
S1 S1
S2 S2
S3 S3
TB3D TB
S1 S1
S2 S2
S3 S3
TB3E
TB
S1 S1
S2
S2
S3
S3
TB3A TB
Branch Box
S1
S1
S2
S2
S3 S3
TB5 TB3B TB
M1 S1 S1
S2 S2
M2
S3 S3
S
TB3C
TB
S1 S1
S2 S2
S3
S3
TB5
M1
M2
S
L
4
TB5
M1
NO
M2
S
A B
M-NET
RC
(101)
m
1
TB5/TB15
1 A
A-IC
MA-RC
2 B
(01)
TB5/TB15
A
A-IC 1
MA-RC
B
2
(02)
TB5/TB15
A-IC 1 A
MA-RC
2 B
(03)
A-IC
WL-RC
(04)
A-IC
WL-RC
(05)
TB5/TB15
A-IC 1 A
MA-RC
2 B
(06)
NO
TB5/TB15
A-IC
1
(07) 2
TB5/TB15
A-IC A
1
MA-RC
(08) B
2
NO
TB15
1
M-IC
2
(09)
TB15
M-IC 1
2
(10)