Daikin VRV-WIII RWEYQ8PY1, Operation Manual

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4 English
(*1) Refrigerant charge at factory shipment
3. WHAT TO DO BEFORE OPERA-
TION
This operation manual is for the following system
with standard control. Before initiating operation,
contact your Daikin dealer for the operation that cor-
responds to your system type and mark.
If your installation has a customized control system,
ask your Daikin dealer for the operation that corre-
sponds to your system.
Outside units (Refer to figure 1)
• Heat pump system
• Switchover to cooling or heating operation is
performed for each outside unit.
• This is a system to perform air-conditioning by
exchanging the heat with chilled water or
warmed water being sent from a boiler or solar
system, etc. through a <outside unit> which cor-
responds to the conventional outdoor unit.
• Heat recovery system
• Switchover to cooling or heating operation is
performed for each BS unit.
• This is a system to perform air-conditioning by
exchanging the heat with chilled water or
warmed water being sent from a boiler or solar
system, etc. through a <outside unit> which cor-
responds to the conventional outdoor unit.
• Names and functions of parts (Refer to figure 1)
1. Closed cooling tower
2. Boiler
3. Outside unit
4. Indoor unit
5. BS unit (For cool/heat changeover)
4. REMOTE CONTROLLER AND
COOL/HEAT SELECTOR: NAME
AND FUNCTION OF EACH
SWITCH AND DISPLAY
(Refer to figure 2 and 3)
COOL/HEAT SELECTOR is used to switch between
cooling and heating for each outside unit or BS unit.
1. On/off button
Press the button and the system will start. Press
the button again and the system will stop.
2. Operation lamp (red)
The lamp lights up during operation.
3. Display “ ”
(changeover under control)
It is impossible to changeover heat/cool with the
remote controller which display this icon.
4. Display “ ” (air flow flap)
Refer to the chapter “Operation procedure -
Adjusting the air flow direction”.
5. Display “ ” (ventilation/air cleaning)
This display shows that the total heat exchanger
unit (Heat Reclaim Ventilation) are in operation.
(these are optional accessories)
6. Display “ ” (set temperature)
This display shows the temperature you have set.
7. Display “ ” “ ” “ ” “ ” “ ”
(operation mode)
This display shows the current operation mode.
8. Display “ ” (programmed time)
This display shows the programmed time of the
system start or stop.
Model
System name
Independent unit RWEYQ18PY1
RWEYQ8PY1
RWEYQ10PY1
RWEYQ20PY1
RWEYQ10PY1
RWEYQ10PY1 RWEYQ24PY1
RWEYQ8PY1
RWEYQ8PY1
RWEYQ8PY1
Power supply
Phase - 3N
~
3N
~
3N
~
Frequency (Hz) 50 50 50
Voltage (V) 380-415 380-415 380-415
Nominal cooling capacity
(kW) 49.1 53.4 67.2
Nominal heating capacity (kW) 56.5 63.0 75.0
Dimensions H×W×D (mm)
1000×780×550
+1000×780×550
1000×780×550
+1000×780×550
1000×780×550
+1000×780×550
+1000×780×550
Mass (kg) 149+150 150+150 149+149+149
Refrigerant
type - R410A R410A R410A
charge (*1) (kg) 3.5+4.2 4.2+4.2 3.5+3.5+3.5
Design pressure
refrigerant high side
(bar) 40 40 40
(MPa) 4.0 4.0 4.0
refrigerant low side (bar) 25 25 25
(MPa) 2.5 2.5 2.5
water side (bar) 19.6 19.6 19.6
(MPa) 1.96 1.96 1.96
Model
System name
Independent unit
RWEYQ26PY1
RWEYQ8PY1
RWEYQ8PY1
RWEYQ10PY1
RWEYQ28PY1
RWEYQ8PY1
RWEYQ10PY1
RWEYQ10PY1
RWEYQ30PY1
RWEYQ10PY1
RWEYQ10PY1
RWEYQ10PY1
Power supply
Phase - 3N
~
3N
~
3N
~
Frequency (Hz) 50 50 50
Voltage
(V) 380-415 380-415 380-415
Nominal cooling capacity (kW) 71.5 75.8 80.1
Nominal heating capacity (kW) 81.5 88.0 94.5
Dimensions H×W×D (mm)
1000×780×550
+1000×780×550
+1000×780×550
1000×780×550
+1000×780×550
+1000×780×550
1000×780×550
+1000×780×550
+1000×780×550
Mass (kg) 149+149+150 149+150+150 150+150+150
Refrigerant
type - R410A R410A R410A
charge (*1) (kg) 3.5+3.5+4.2 3.5+4.2+4.2 4.2+4.2+4.2
Design pressure
refrigerant high side (bar) 40 40 40
(MPa) 4.0 4.0 4.0
refrigerant low side
(bar) 25 25 25
(MPa) 2.5 2.5 2.5
water side (bar) 19.6 19.6 19.6
(MPa) 1.96 1.96 1.96
Cool/Heat selector Operation modes
Inverter series
❏
Heat pump system
❏
yes
❏
no
❏
Heat recovery system
❏
yes
❏
no
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01_EN_3P153897-7L.fm Page 4 Friday, July 11, 2008 1:58 PM