Mitsubishi Electric PUMY-P250YBM Technical & Service Manual page 39

• Name, Symbol, and the 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): L
Remote controller cable length: m
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 to this system.
OCH760
[ 200 m (0.3 to 1.25 E)
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
A
+L +L +L +L +L +L [ 500 m (1.25 E or more)
1 2 3 4 5 6 7
+L L +L L +L L
1 2+ 3 4, 5 6, 7
[ 25 m (1.5 E)
8
L
8
Branch Box TB3A TB TB5/TB15
S1 S1 A-IC
S2 S2
(01)
S3 S3
TB5 TB3B TB TB5/TB15
M1 S1 S1
A-IC
S2 S2
M2 (02)
S3
S S3
TB3C TB5/TB15
TB
S1
S1 A-IC
(01) S2
S2
(03)
S3
S3
TB3D TB
S1 S1 A-IC
S2 S2
(04)
S3 S3
TB3E
TB
S1
S1 A-IC
S2
S2
(05)
S3
S3
Branch Box TB3A TB TB5/TB15
S1
S1 A-IC
S2
S2
(06)
S3
S3
TB5 TB3B TB TB5/TB15
M1 S1 S1 A-IC
(06)
M2 S2 S2
(07)
S3 S3
S
TB3C
TB TB5/TB15
S1 S1 A-IC
S2 S2
(08)
S3 S3
NO
TB5
M1 M-IC
M2
(09)
S
L
4
TB5
M1 M-IC
A NO
M2
(10)
S
A B
M-NET
RC
(101)
39
[ 200 m (1.25 E or more)
m
1
1 A
MA-RC
2 B
1 A
MA-RC
2 B
1 A
MA-RC
2 B
WL-RC
WL-RC
A
1
MA-RC
B
2
NO
1
2
1 A
MA-RC
2 B
NO
TB15
1
2
TB15
1
2