MXZ-SM48NAMHZ Service Manual

54
OCH789
• Name, Symbol, and the Maximum Units for Connection
Permissible LengthConstraint items
Longest length via outdoor unit (M-NET cable): L1+L2+L3+L4+L5 [ 1640 ft [500 m] (AWG16 [1.25 E]
or more)
Branch box/outdoor transmission line Maximum length (M-NET cable): L1+L2, L3+L4, L5 [ 656 ft [200 m] (AWG16 [1.25 E] or more)
Indoor/branch box transmission line Maximum length (A-Control cable): L6 [ 82 ft [25 m] (AWG14 [1.5] E
)
Remote controller cable length: m1 [ 656 ft [200 m] (AWG22 to AWG16 [0.3 to 1.25 E]
)
TB7
TB3
(51)
L
3
L1
OC
TB7
(53)
OC
Power Supply
Unit
System
controller
L
4
L5
M1 M2
S
M1 M2
S
S
M1 M2
S
TB3
M1 M2
S
M1 M2
S
M1 M2
TB3A
A-IC
(01)
(02)
(03)
(04)
MA-RC
WL-RC
WL-RC
WL-RC
M-NET
RC
(101)
(05)
(06)
(07)
(08)
S1
S2
S3
TB
S1
S2
TB5/TB15
1
2
A
B
A
A B
B
1
2
1
2
1
2
1
2
S3
TB
S1
S2
S3
TB
S1
S2
S3
TB
S1
S2
S3
TB
S1
S2
S3
TB
S1
S2
S3
TB
S1
S2
S3
TB
S1
S2
S3
TB3B
S1
S2
S3
TB3C
S1
S2
S3
TB3D
S1
S2
S3
TB3E
S1
S2
S3
TB3A
S1
S2
S3
TB3B
S1
S2
S3
TB3C
S1
S2
S3
M1
M2
S
TB5
M1
M2
S
TB5
L
(01)
(06)
2
Branch Box
A
A
Branch Box
A
MA-RC
MA-RC
A-IC
A-IC
A-IC
A-IC
A-IC
A-IC
A-IC
TB5/TB15
TB5/TB15
TB5/TB15
TB5/TB15
A
B
A
B
A: Shielded wire
( ): Address example
NO
NO
MA-RC
L
6
m
1
• Plural indoor units cannot be operated by an MA single remote controller.
• Di󰀨erent refrigerant systems cannot be connected together.
• M-NET Remote controller cannot be connected to this system.