YORK_HVAC European catalogue_Mar. 2021_EN | Page 26

NEW
Chillers and Heat Pumps | Air-Cooled Chillers and Heat Pumps

YLZ High efficiency air to water heat pumps with E . V . I . compressors

Cooling capacities from 20.9 kW to 90.8 kW Heating capacities from 24 kW to 102.7 kW
NEW
-20 ° C
Inverter
-15 ° C
+ 63 ° C
Inverter
+ 43 ° C
Inverter
+ 58 ° C
Inverter
-20 ° C + 43 ° C + 65 ° C
EVI
-15 ° C
Features
The YLZ series of high efficiency heat pumps has been specifically designed for use with radiant floor heating systems or those applications where it is necessary to have maximum efficiency when heating . They have been optimized on heating mode , are able to produce water up to 65 ° C and can operate down to -20 ° C ambient temperature . All versions are supplied with reverse cycle valve used for winter defrost ; the HH version is suitable for use in those countries that have support schemes for use of heat pump technology for heating . The RV versions are also able to produce cold water . The HH heating only versions is factory set and locked to operate only in heating mode whilst . The noise in XL and NN versions is extremely low thanks to the use of a special floating vibration damping system which allows a noise reduction of about 10-12 dB ( A ).
DC
INVERTER
+ 65 ° C
DC
INVERTER COP≥4,1
Available versions
HH RV XL NN P2U
P2S
P4U P4S
+ 63 ° C
+ 43 ° C
+ 58 ° C
COP≥4,1
EVI
EVI
DC
INVERTER
EVI
DC
INVERTER
Heating only COP≥4,1 Reversible heating / cooling Super low noise Ultra COP≥4,1 low noise 2 pipe systems without domestic hot water production 2 pipe systems with domestic hot water production by external 3 way valve 4 pipe systems heating / cooling 2 + 2 pipe systems with domestic hot water production
Optional
• High Pressure ducted fans option ( Available ESP 150 Pa ).
• Additional height of the unit due to ducting option : 150 mm
26 YORK Air-Conditioning Products