Robur · Gas heat pumps

Robur GAHP A Plus

Air-source gas absorption heat pumps for heating and DHW

Heating capacity: 44.6 kW
Efficiency: GUE 172 %
Energy: Natural gas or LPG + air
Energy class: A+ (A++ low-noise version)

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Technical data

Key data

Heating capacity: 44.6 kW
Rating conditions: A7W35
Energy: Natural gas or LPG + air
Output temperature: Water up to 65 ºC (heating) and 70 ºC (DHW)
Refrigerant: R717 (ammonia)
Efficiency: GUE 172 %
Energy class: A+ (A++ low-noise version)

Main advantages

GUE of 172 %
High efficiency at low outdoor temperatures
Up to 65 ºC for heating and 70 ºC for DHW
Minimal electricity consumption
Natural refrigerant, no fluorinated gases

Models

Robur GAHP A Plus models

Technical data from the manufacturer's data sheet.

GAHP A Plus
Model	Unit	Standard	Low-noise S1
GENERAL DATA
Version / application		Air-source heat pump, heating and DHW only (modulating, condensing burner)
Installation location		Outdoor
Refrigerant (natural, ammonia)		R717
Exempt from the F-Gas regulation		Yes
Hydrogen allowed in gas blend (H2NG Hydrogen Ready)	%	0.2
Seasonal space heating energy efficiency class (ErP), medium-temperature application (55ºC)		A+	A++
Modulation range	%	28 ÷ 100
HEATING AND DHW MODE
Nominal reference conditions (heat source: air, water / outlet hot water)		A7W35
Heat output at nominal reference conditions	kW	44.6
GUE (gas utilisation efficiency)	%	1.72
Heat input	kW	26
Maximum hot water outlet temperature - heating	°C	65
Maximum hot water outlet temperature - DHW	°C	70
Maximum hot water inlet temperature - heating	°C	55
Maximum hot water inlet temperature - DHW	°C	60
Nominal hot water flow	l/h	2,500
Heating pressure drop at nominal water flow	bar	0.31
Maximum ambient air temperature (dry bulb)	°C	45
Minimum ambient air temperature (dry bulb)	°C	-15
ELECTRICAL DATA
Supply voltage	V	230
Frequency	Hz	50
Nominal electrical consumption	kW	0.84	0.77
Minimal electricity consumption	kW		0.45
Protection rating	IP	25
INSTALLATION DATA
Natural gas G20 consumption (nominal)	m³/h	2.79
LPG G30 consumption (nominal)	kg/h	2.09
LPG G31 consumption (nominal)	kg/h	2.05
Sound pressure Lp at 5 m (maximum)	dB(A)	57.6	52
Sound pressure Lp at 5 m (minimum)	dB(A)		49
Water connection: type		Female (F)
Water connection: thread	in	1 1/4
Gas connection: type		Female (F)
Gas connection: thread	in	3/4
Flue outlet diameter (Ø)	mm	80
Dimensions: width	mm	854
Dimensions: height (without flue outlet)	mm	1,460	1,523
Dimensions: depth	mm	1,264
Operating weight	kg	395	405