Daikin GYEQ20AN, Руководство по обслуживанию

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SiAUY361411EA Wiring Manual
Device Overview 62
0FGHP-EN0821 DGJ002
– 5 –
2. Wiring Connection and Capacity
„
Wiring connection locations
032774-02EN00
(Rear view)
Enlargement
illustration of
the unit interior
*Please refer to Wiring
Connection in Chapter 2.
Terminal block for transmission
(communication) wiring
Terminal block for
power supply wiring
A B
1
1 2 3 4 5 6 7 8 9 10 11 1213
2
+ - + - C
F
2
F
1
F
2
F
1
Link cable
between
indoor and
outdoor
units
Link cable
between
indoor and
outdoor
units
Link cable
between
outdoor and
outdoor
units
Link cable
between
outdoor and
outdoor
units
(Niko-multi)
Heating/
cooling
switching
remote
controller
Remote
communica-
tion
link cable
„
How to perform wiring work
Wiring example
L N E
Power
supply
Single phase
200V
032793-00EN03
Single phase
220 ~ 240 V
To other outdoor unit and centralized controller
Power supply
single phase 220
~ 240V
F
1
F
2
F
1
F
2
L N
BS unit
Indoor side Outdoor side
A
B
C
F
1
F
2
F
1
F
2
L N
BS unit
Indoor side Outdoor side
A
B
C
F
1
F
2
F
1
F
2
L N
BS unit
Indoor side Outdoor side
A
B
C
Heating/cooling switching
remote controller (optional)
(1) You can switch between cooling/heating mode on a BS unit by BS unit basis.
(2) You can switch between cooling/heating mode by either remote controller on hand, cooling/heating
switching remote controller, or centralized cooling/heating remote controller. (optional)
F
1
F
2
Indoor unit
F
1
F
2
Indoor unit
F
1
F
2
Indoor unit
F
1
F
2
Indoor unit
F
1
F
2
Indoor unit
Remote controller on hand Remote
controller on hand Remote controller
on hand Remote
controller on hand
Link cable
between
indoor and
outdoor
units
Link cable
between
indoor and
outdoor
units
Link cable
between
outdoor and
outdoor
units
A B 1 2 + - + - C
F
2
F
1
F
2
F
1
Link cable
between
outdoor and
outdoor
units
(Niko-multi)
Heating/
cooling
switching
remote
controller
Remote
communica-
tion
link cable
Outdoor unit
Heating/cooling switching remote controller
Heating/cooling switching remote controller
Heating/cooling switching remote controller
L N P1 P2 L N P1 P2 L N P1 P2 L N P1 P2
P1 P2
P1 P2 P1 P2 P1 P2 P1 P2
z Precautions when making a crossover connection for a remote controller
Do not make a crossover connection for a remote controller across multiple BS units.
(Child) (Child) (Child)
(Parent)
(Child) (Child) (Child)
(Parent)
Indoor
unit
Remote
controller
on hand
BS
unit
BS
unit
BS
unit
Remote
controller
on hand
026741-00E
Indoor
unit
Indoor
unit
Indoor
unit
BS
unit
Outdoor
unit
BS
unit
BS
unit
BS
unit
BS
unit
BS
unit
Outdoor
unit
Good No good
„
Follow the indoor unit work manual for the wiring connection on the indoor unit.
Sequential Startup
z The startup of the outdoor units are sequential. After the system has confirmed the start of the first
outdoor unit engine, it attempts to start the second outdoor unit, and so on.