Toshiba MMY-MAP0501T8 Installations-Handbuch Seite 69

6
ELECTRIC WIRING
Design of control wiring
1. All control wiring is 2-core and non-polarity wire.
2. Be sure to use shield wire for the following wiring to prevent noise trouble.
• Outdoor-outdoor / indoor-indoor / outdoor-indoor control wiring, Central control wiring.
Central control
device
U1 U2
U3 U4
Outdoor unit
Indoor unit
Table-1 Control wiring between indoor and outdoor units (L1, L2, L3),
Note (*1) : Total of control wiring length for all refrigerant circuits ( L1 + L2 + L3 + L4 )
Table-2 Control wiring between outdoor units (L5)
Table-3 Remote controller wiring (L6, L7)
Downloaded from www.Manualslib.com
Header Header
unit unit
U3 U4 U3 U4
U1 U2 U5 U6 U1 U2 U5 U6
L1
U1 U2 U1 U2 U1 U2
A B A B
Table-3
Remote
Remote controller
controller
Central control wiring (L4)
Wiring 2-core, non-polarity
Type Shield wire
Size 1.25 mm² : Up to 1000 m
Length 2.0 mm² : Up to 2000 m (*1)
Wiring 2-core, non-polarity
Type Shield wire
Size 1.25 mm² to 2.0 mm²
Length Up to 100 m (L5)
Wire 2-core
Size 0.5 mm² to 2.0 mm²
Length • Up to 500 m ( L6 + L7 )
• Up 400m in case of wireless remote controller in group control.
• Up to 200m total length of control wiring between indoor units ( L6 )
manuals search engine
Super modular multi system
Table-1
L4
Follower Follower Follower
unit unit unit
U3 U4 U3 U4 U3 U4
U1 U2 U5 U6 U1 U2 U5 U6 U1 U2 U5 U6
L5
L2
U1 U2 U1 U2
A B A B A B
5
Header Follower
unit unit
U3 U4 U3 U4
U1 U2 U5 U6 U1 U2 U5 U6
Table-1 Table-2
L3
U1 U2 U1 U2 U1 U2
A B A B A B
L7
L6
Remote controller