Daikin VRV Series - Definitions; Meaning of Warnings and Symbols; Meaning of Used Terms; Introduction

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• VRV Systems • Outdoor Units
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• Outdoor Units • VRV HEAT PUMP • RXYHQ12-36P(8)
1 Specifications
Fan External static pressure Pa 78 Pa in high static pressure
Discharge direction Vertical
Motor Quantity 2 1+1 1+1 1+2 1+2 1+1+1
Model Brushless DC
Output
motor
W 2 X 350 750+750 750+750 750+(2x350) 750+(2x350) 750+750+750
Compressor Quantity 2 1+1 1+2 1+2 2+2 3
Motor Quantity 1 1+1 1+1 1+1 1+1 1+1+1
Model Inverter
Type Hermetically sealed scroll compressor
Speed rpm 6,300 7,980+7,980 7,980+6,300 7,980+6,300 6,300+6,300 7,980+7,980+7,9
80
Motor
Output
kW 2.8 3.8+3.8 3.8+1.2 3.8+2.8 1.2+2.8 3.8+3.8+3.8
Crankcas
e Heater
W333333333333
Quantity 1 1 1 1+1
Model ON-OFF ON-OFF ON-OFF ON-OFF ON-OFF
Type Hermetically
sealed scroll
compressor
Hermetically
sealed scroll
compressor
Hermetically
sealed scroll
compressor
Hermetically
sealed scroll
compressor
Hermetically
sealed scroll
compressor
Speed rpm 2,900 2,900 2,900 2,900 2,900
Motor
Output
kW 4.5 4.5 4.5 4.5 4.5
Crankcas
e Heater
W33 33333333
Cooling Standard Min ×CDB -5.0 -5.0 -5.0 -5.0 -5.0 -5.0
Operation
Range
Cooling Max ×CDB 43.0 43.0 43.0 43.0 43.0 43.0
Heating Min ×CWB -20.0 -20.0 -20.0 -20.0 -20.0 -20.0
Max ×CWB 15.0 15.0 15.0 15.0 15.0 15.0
Sound level Cooling Sound
Power
(Nominal)
dBA 80
Sound
Pressure
(Nominal)
dBA 60
Refrigerant Name R-410A
Charge kg 10 7.7+7.7 7.7+8.4 7.7+10 8.4+10 7.7+7.7+7.7
Control Expansion valve (electronic type)
Nr of Circuits 111111
Maximum total refrigerant charge in the
system
kg Less than 100
(calculated
charge less than
95)
Refrigerant Oil Name Synthetic (ether) oil
Charged Volume l 4.8 2.1+2.1 2.1+4.3 2.1+4.8 4.3+4.8 2.6+2.6+2.6
Piping
connections
Liquid (OD) Type Brazing/Brazing
connection
Braze connection Braze connection Braze connection Braze connection Braze connection
Diameter
(OD)
mm 12.7 12.7 15.9 15.9 15.9 15.9
Gas Type Brazing/Brazing
connection
Braze connection Braze connection Braze connection Braze connection Braze connection
Diameter
(OD)
mm 28.6 28.6 28.6 28.6 28.6 34.9
Heat Insulation Both liquid and gas pipes
Max total length m 1,000 1,000 1,000 1,000 1,000 ~1000
Defrost Method Reversed cycle
Defrost Control Sensor for outdoor heat exchanger temperature
Capacity Control Method Inverter controlled
Capacity Control ~ 100
1-2 TECHNICAL SPECIFICATIONS RXYHQ12P8W1B RXYHQ16P8W1B RXYHQ18P8W1B RXYHQ20P8W1B RXYHQ22P8W1B RXYHQ24P8W1B