Toshiba MMY-MAP0806FT8P-E Installationsanleitung Seite 75

Restriction of control wiring
Be sure to keep the rule of below tables about size and length of control wiring.
Central
control
device
Super modular multi system
U1 U2
U3 U4
Header Header Follower
unit unit unit
U3 U4 U3 U4
U3 U4
Outdoor
unit
U1 U2 U5 U6 U1 U2 U5 U6 U1 U2 U5 U6
L1
L2
Indoor U1 U2 U1 U2 U1 U2
unit
A B A B A B
Remote Remote
controller controller
Table-1 Control wiring between indoor and outdoor units (L1, L2, L3), Central control wiring (L4)
Wiring 2-core, non-polarity
Type Shield wire
Size/Length 1.25 mm 2 : Up to 1000 m/2.0 mm
(*1): Total length of Communication wiring length for all refrigerant circuits (L1 + L2 + L3 + L4)
Table-2 Communication wiring between outdoor units (L5)
Wiring 2-core, non-polarity
Type Shield wire
Size/Length 1.25 mm to 2.0 mm
2
Table-3 Remote controller wiring (L6, L7), Multi port FS unit wiring (L8)
Wiring 2-core, non-polarity
Type 0.5 mm 2 to 2.0 mm
• Up to 500 m (L6 + L7)
• Up 400 m in case of wireless remote controller in group control.
• Up to 200 m total length of control wiring between indoor units and Multi port FS unit
Size/Length
(L6+L8)
• Up to 300 m (L6 + L7+L8)
• Up to 300 m (L7)
147-EN
1117701001-EN.indd 74 1117701001-EN.indd 74
Table-1
L4
Follower
Follower Follower Header
unit unit unit unit
U3 U4 U3 U4 U3 U4 U3 U4
U1 U2 U5 U6 U1 U2 U5 U6 U1 U2 U5 U6 U1 U2 U5 U6
L5
Table-2
Table-1
L3
U1 U2 U1 U2 U1 U2 U1 U2 U1 U2
A B A B A
A B A B
Table-3
L6
L7
A B
Table-3
Remote
controller
Multi port FS unit
2 : Up to 2000 m (*1)
/Up to 100 m (L5)
2
2
¿ Group control through a Remote Controller
Group control of multiple indoor units (8 units) through a single remote controller switch
Indoor unit
No.1 No.2
A B
(A.B)
Remote controller
Connection of power wires and communication wires
Remove knockouts on the piping/wiring panel on the front of the unit and the panel on the bottom to get the power
and communication wires through the holes.
B
Table-3
L8
A B A B A B
NOTE
Be sure to separate the power wire and communication wires.
– 74 –
No.3 No.4 No.7
A B A B A B A B
Piping/wiring panel
Knockout for the
Knockout for the power
communication wire
supply wire
Knockout for the power
wire
No.8
A B
148-EN
2/26/2559 BE 11:48 AM 2/26/2559 BE 11:48 AM