Mitsubishi Electric PUMY-P200YKM, Technical & Service Manual

Page: 26 / 126

26
• Name, Symbol, and the Maximum Units for Connection
Permissible
Length
Prohibited
items
• Never connect together the terminal blocks (TB5) for transmission wires for indoor units (IC) that have been connected to
different outdoor units (OC).
• M-NET remote controller and MA remote controller cannot be connected with the indoor unit of the same group wiring
together.
Longest length via outdoor unit (M-NET cable): L
1
+L
2
+L
3
+L
4
and L
1
+L
2
+L
6
+L
7
[
500 m (1.25
E
more)
Longest transmission cable length (M-NET cable): L
1
and L
3
+L
4
and L
6
and L
2
+L
6
and L
7
[
200 m (1.25
E
or more)
Remote controller cable length: m1 and m1+m2+m3 and m1+m2+m3+m4
[
200 m (0.3 to 1.25
E
)
A
: Group
B
: Group
C
: Group
D
: Shielded Wire
E
: Sub Remote Controller
( ): Address example
A
B
C
E
IC
(51)
TB5 TB15 TB15
TB15 TB15
MA
(01)
IC
TB5
(03)
IC
TB5
(02)
IC
TB5
(04)
IC
(05)
IC
TB5
(07)
IC
(06)
MA
MA
MA
OC
(53)
OC
Power Supply
Unit
TB7 TB3
M1 M2 S M1 M2 S
TB7
M1 M2 S M1 M2 S
TB3
M1 M2 S
M1 M2 S
M1 M2 S M1 M2 S M1 M2 S
M1 M2 S M1 M2 S
A B
A B
A B A B
1 2
1 2
1 2
1 2
1 2
TB15 TB5
M1 M2 S 1 2
TB15 TB5
M1 M2 S 1 2
TB15
D
System
controller
D
NO
NO
OCH575