Toshiba MMY-MUP0801HT8P-E Installationsanleitung Seite 76

Table-1 Uv line and Uc line
Wiring 2-core, non-polarity
Type Shield wire
Size/Length 1.0 to 1.5 mm² : Up to 1000 m
Table-2 Uh line
Wiring 2-core, non-polarity
Type Shield wire
1.0 to 1.5 mm² : Up to 1000 m
Size/Length
2.0 mm²
Table-3 Remote controller wiring
Wiring 2-core, non-polarity
Size 0.5 mm² to 2.0 mm²
• Up to 500 m
Length • Up 400 m in case of two remote controller in group control.
• Up to 200 m total length of communication wiring between indoor units (L6)
• U (v, h, c) line means of control wiring.
Uv line: Between indoor and outdoor units.
Uh line: Central control line.
Uc line: Between outdoor and outdoor units.
<U series>
Central control device
<U series>
Outdoor unit
(SMMS-u)
<U series>*
Indoor unit
<U series>*
Remote controller
* Even if the indoor units, the remote controllers, and the central control device are models other than U series,
their system diagrams for the wiring specifications are the same as the system diagram above.
149-EN
IM_1141001201-2_Book.indd 75 IM_1141001201-2_Book.indd 75
: Up to 2000 m
Uh
U3 U4
U3 U4
U3 U4 U3 U4 U3 U4
U4 U3
Uh Uh Uh
Uv Uc Uv Uc Uv Uc
U1 U2 U2 U5 U6 U1 U1 U2 U5 U6 U1 U2 U5 U6
U1 U2 U1 U2 U1 U2
U4 U4 U4
Uv Uv Uv
A B A B A B
U6 U6 U6
– 75 –
REQUIREMENT
• For the central control line (L1) when U-series outdoor units and outdoor units other than U-series are
connected to the central control device, follow the communication wiring specifications for outdoor unit other
than U-series.
• Using the same wire type and size, wire each line below.
If the different wire types and sizes are mixed in each line, communication trouble is caused.
• Central control line and wiring between indoors and outdoor units other than U-series
• Uv line (wiring between indoor and outdoor units) and Uc line (wiring between outdoor and outdoor units) in
U-series
• Wiring between outdoor and outdoor units other than U-series
• For communication wiring specifications for outdoor unit other than U-series, refer to the Installation Manual
attached to the outdoor unit to be connected.
[Uh-line and line / wiring between outdoor and outdoor units other than U series]
(L1 + L5 + L6)
UP to 2000 m
[Uv line and Uc line in U series]
(L2)
Up to 1000 m
(L3 + L4)
Up to 1000 m
[Between outdoor and outdoor units other than U series]
(L7)
UP to 100 m
<Other than U series>
U3 U4
U4
Outdoor unit
(SMMS-i)
U1 U2 U5 U6
U2
(SMMS-e)
(MiNi SMMS)
etc.
<U series>*
U1 U2
U4 U1 U2 U4
Indoor unit
Uv Uv
A B A
U6
<U series>*
Remote controller
U3 U4 U3 U4
U3
U1 U2 U5 U6 U1 U2 U5 U6
U1
U1 U2 U4 U1 U2 U4 U1 U2 U4
Uv Uv Uv
B A B A B A
U6 U6 U6
B
U6
150-EN
5/2/2564 BE 16:27 5/2/2564 BE 16:27