Daikin RXYQ16M7W1B [177/182] External connection diagram

Daikin RXYQ16M7W1B [177/182] External connection diagram
Inverter heat pump RXYQ5M7W1B, RXYQ8,10M8W1B
18
8
Systems Outdoor Units
176
9 External connection diagram
RXYQ34-48M
3D040748B
When the power source is supplied to each outdoor unit individually. When the power source is connected in series between the units.
Outdoor units
Outdoor units
Indoor units
Unit 1 Unit 2 Unit 3
Indoor units
Power supply
Main
Switch
Main
Switch
Switch
Fuse
Switch
Fuse
Switch
2 Wires cable
(Transmission line)
2 Wires cable
(Transmission line)
2 Wires cable
(Transmission line)
2 Wires cable
(Transmission line)
2 Wires cable
(Power line)
2 Wires cable
(Power line)
2 Wires cable
(Power line)
2 Wires cable
(Power line)
2 Wires cable
(Transmission line)
2 Wires cable
(Transmission line)
2 Wires cable
(Transmission line)
2 Wires cable
(Transmission line)
2 Wires cable
(Power line)
2 Wires cable
(Power line)
2 Wires cable
(Power line)
2 Wires cable
(Power line)
2 Wires cable
(Transmission line)
2 Wires cable
(Transmission line)
2 Wires cable
(Transmission line)
Fuse
Power supply
Switch
Fuse
Switch
Fuse
Switch
Fuse
Switch
Fuse
Switch
Fuse
Switch
Fuse
Switch
Fuse
Switch
Fuse
Unit 1
Unit 2
2 Wires cable
(Transmission line)
Unit 3
Switch
Fuse
NOTES
1 All wiring, components and materials to be procured on site must comply with the applicable local and national
codes.
2 Use copper conductors only.
3 As for details, see wiring diagram.
4 Install circuit breaker for safety.
5 All field wiring and components must be provided by a licensed electrician.
6 Unit shall be grounded in compliance with the applicable local and national codes.
7 Wiring shown are general point-of connection guides only and are not intended for or to include all details for a
specific installation.
8 Be sure to install the switch and the fuse to the power line of each equipment.
9 Install the main switch that it can interrupt all the power sources in an integrated manner because this system
consists of the equipment utilizing the multiple power sources.
10 When the power source is connected in series between the units, comply with the following conditions:
The capacity of UNIT 1 must be larger than UNIT 2.
The capacity of UNIT 2 must be larger than UNIT 3.

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