Si30-408 Super Wiring System
Introduction 15
4. Super Wiring System
4.1 Points of Super Wiring System
Point
Q
All control wires shall be of
no polarity and two core type.
Point
T
Point
R
O-O connection wiring
·
Connection wiring between
refrigerant piping systems
·
Maximum ten refrigerant piping
systems can be installed.
·
In order to connecting to system
including conventional system
wiring, connect centralized
transmission lines with this part.
ABC
Cooling / heating selection
remote controller
F1F2
O· O
F1F2
I· O
F1F2
I· O
F1
F2
F1F2 F1F2
Outdoor unit
(Master unit)
Outdoor unit
(Slave unit)
Power supply
Centralized control
device
Point
S
N
NP
P
Indoor unit
Power supply
Single phase, 220 ~ 240 V
Remote controller
F1F2
I· O
N
NP
P
F1F2
I· O
NP
F1
I· O
N
NP
Indoor unit
Power supply
Single phase, 200 V
Remote controller
Power supply
3-phase, 220 V
or 380 ~ 415 V
ABC
Cooling / heating selection
remote controller
O· O I· O
Outdoor unit A
(Master unit)
Outdoor unit B
(Slave unit)
F1F2
I· O
Outdoor unit C
(Slave unit)
Power supply 3-phase, 200 V
Power supply
3-phase, 200 V
F1F2F2
I· O
N
NP
PP
F1F2
I· O
N
System
Q
To other system
Remote controller Remote controller Remote controller
·
Wire from terminal unit of
O-O connection wiring to
avoid three wires clamping
on terminal block. (Use
relay terminal for halfway
branch)
I-O connection wiring
· Wire by refrigerant piping
system
· This time, in super wiring
system, centralized
transmission line is
integrated to I-O
connection wiring.
Wiring between indoor
units beyond the system is
not available. (Otherwise,
operation with temperature
control will not be
available.)
Remote controller Remote controller
Remote controller
System
R
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