WATERSTAGE SERIES: Comfort model

WSYA 155 DA

WSYA 155 DA	Indoor Unit
AOY 54 LJB	Outdoor Unit

+7°C / +35°C floor heating
Heating capacity	kW	16,20
Input power	kW	4,15
COP		3,90

+2°C / +35°C floor heating
Heating capacity	kW	13,94
Input power	kW	4,77
COP		2,92

-7°C / +35°C floor heating
Heating capacity	kW	12,40
Input power	kW	4,77
COP		2,60

+7°C / +45°C radiators
Heating capacity	kW	13,30
Input power	kW	4,20
COP		3,17

-7°C / +45°C radiators
Heating capacity	kW	11,00
Input power	kW	5,37
COP		2,05
Added electrical heater in series / Backup heater	kW	3,0 / 6,0

Indoor Hydraulic Module
Dimensions H x W x D	mm	1034×450×480
Empty weight	kg	52,5
Weight (Net)	kg	77,5

Hydraulic characteristics
Buffer tank capacity	L	25
Expansion vessel capacity	L	8
Water circulation / Rated	L/min	44,4
Water circulation / Min / Max (4K<ΔT<8K)	L/min	25,0 / 50,0
Leaving water temperature range	°C	8 ~ 50
Water pipe connection diameter (Flow / Return)	mm	Ø25,4 / Ø25,4

Outdoor Unit
Power source	V/Ø/Hz	1Ø 230V, 50Hz
Rated Current / Max	A	17,10 / 24,50
Dimensions H x W x D	mm	1290×900×330
Weight (Net)	kg	105
Noise level (Sound pressure)	dB(A)	55
Operation range	°C	-15 ~ 24
Refrigerant		R410A

Cooling Characteristics
Gas Diameter	mm	Ø15.88
Liquid Diameter	mm	Ø9.52
Refrigerant amount	kg	3,40
Min. / Max Length	m	5 / 20
Max. Height difference	m	20
Max. pipe length (chargeless)	m	20
Additional refrigerant charge amount	g/m	40