|
RYMQ18T7Y1B |
RYMQ20T7Y1B |
| Cooling capacity |
Nom. |
kW |
50.0 (1) |
56.0 (1) |
| Heating capacity |
Nom. |
kW |
56.0 (2) |
63.0 (2) |
| Power input – 50Hz |
Cooling |
Nom. |
kW |
14.7 (1) |
18.5 (1) |
|
Heating |
Nom. |
kW |
14.4 (2) |
17.0 (2) |
| EER |
3.40 (1) |
3.03 (1) |
| COP |
3.89 (2) |
3.71 (2) |
| Capacity range |
HP |
18 |
20 |
| Maximum number of connectable indoor units |
64 (3) |
64 (3) |
| Indoor index connection |
Min. |
225 |
250 |
|
Nom. |
450 |
500 |
|
Max. |
585 |
650 |
| Dimensions |
Unit |
Height |
mm |
1,685 |
1,685 |
|
|
Width |
mm |
1,240 |
1,240 |
|
|
Depth |
mm |
765 |
765 |
| Weight |
Unit |
kg |
319 |
319 |
| Fan |
Air flow rate |
Cooling |
Nom. |
m³/min |
251 |
261 |
|
External static pressure |
Max. |
Pa |
78 |
78 |
| Compressor |
Type |
Hermetically sealed scroll compressor |
Hermetically sealed scroll compressor |
| Operation range |
Cooling |
Max. |
°CDB |
43 |
43 |
|
Heating |
Min. |
°CWB |
-20 |
-20 |
|
|
Max. |
°CWB |
15.5 |
15.5 |
| Sound power level |
Cooling |
Nom. |
dBA |
86 |
88 |
| Sound pressure level |
Cooling |
Nom. |
dBA |
65 |
66 |
| Refrigerant |
Type |
R-410A |
R-410A |
| Piping connections |
Liquid |
Type |
Braze connection |
Braze connection |
|
|
OD |
mm |
15.9 |
15.9 |
|
Gas |
Type |
Braze connection |
Braze connection |
|
|
OD |
mm |
28.6 |
28.6 |
|
Oil equalizing |
Type |
Braze connection |
Braze connection |
|
|
OD |
mm |
28.6 |
28.6 |
|
Heat insulation |
Liquid, gas and equalizing pipe |
Liquid, gas and equalizing pipe |
|
Total piping length |
System |
Actual |
m |
1,000 (7) |
1,000 (7) |
|
Level difference |
OU – IU |
Outdoor unit in highest position |
m |
90 (7) |
90 (7) |
|
|
|
Indoor unit in highest position |
m |
90 (7) |
90 (7) |
|
|
IU – IU |
Max. |
m |
30 (7) |
30 (7) |
| Standard Accessories |
Item |
Installation and operation manual |
Installation and operation manual |
|
Item |
Connection pipes |
Connection pipes |
| Power supply |
Name |
Y1 |
Y1 |
|
Phase |
3N~ |
3N~ |
|
Frequency |
Hz |
50 |
50 |
|
Voltage |
V |
380-415 |
380-415 |
| Notes |
Cooling: indoor temp. 27°CDB, 19°CWB; outdoor temp. 35°CDB; equivalent piping length: 5m (horizontal); level difference: 0m |
Cooling: indoor temp. 27°CDB, 19°CWB; outdoor temp. 35°CDB; equivalent piping length: 5m (horizontal); level difference: 0m |
|
Heating: indoor temp. 20°CDB; outdoor temp. 7°CDB, 6°CWB; equivalent refrigerant piping: 5m; level difference: 0m |
Heating: indoor temp. 20°CDB; outdoor temp. 7°CDB, 6°CWB; equivalent refrigerant piping: 5m; level difference: 0m |
|
Actual number of connectable indoor units depends on the indoor unit type (VRV indoor, Hydrobox, RA indoor, etc.) and the connection ratio restriction for the system (50% |
Actual number of connectable indoor units depends on the indoor unit type (VRV indoor, Hydrobox, RA indoor, etc.) and the connection ratio restriction for the system (50% |
|
For more details on operation range see TW drawing |
For more details on operation range see TW drawing |
|
Voltage range: units are suitable for use on electrical systems where voltage supplied to unit terminal is not below or above listed range limits. |
Voltage range: units are suitable for use on electrical systems where voltage supplied to unit terminal is not below or above listed range limits. |
|
Maximum allowable voltage range variation between phases is 2%. |
Maximum allowable voltage range variation between phases is 2%. |
|
Refer to refrigerant pipe selection or installation manual |
Refer to refrigerant pipe selection or installation manual |
|
For more details on standard accessories refer to Installation/operation manual |
For more details on standard accessories refer to Installation/operation manual |
|
RLA is based on following conditions: indoor temp. 27°CDB, 19°CWB; outdoor temp. 35°CDB |
RLA is based on following conditions: indoor temp. 27°CDB, 19°CWB; outdoor temp. 35°CDB |
|
MSC means the maximum current during start up of the compressor. VRV IV uses only inverter compressors. Starting current is always ≤ max. running current. |
MSC means the maximum current during start up of the compressor. VRV IV uses only inverter compressors. Starting current is always ≤ max. running current. |
|
Select wire size based on the value of MCA. The MCA can be regarded as the maximum running current. |
Select wire size based on the value of MCA. The MCA can be regarded as the maximum running current. |
|
MFA is used to select the circuit breaker and the ground fault circuit interrupter (earth leakage circuit breaker). |
MFA is used to select the circuit breaker and the ground fault circuit interrupter (earth leakage circuit breaker). |
|
TOCA means the total value of each OC set. |
TOCA means the total value of each OC set. |
|
FLA means the nominal running current of the fan |
FLA means the nominal running current of the fan |
|
Sound power level is an absolute value that a sound source generates. |
Sound power level is an absolute value that a sound source generates. |
|
Sound pressure level is a relative value, depending on the distance and acoustic environment. For more details, please refer to the sound level drawings. |
Sound pressure level is a relative value, depending on the distance and acoustic environment. For more details, please refer to the sound level drawings. |
|
Sound values are measured in a semi-anechoic room. |
Sound values are measured in a semi-anechoic room. |