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Robur · Gas heat pumps

Robur GAHP WS Plus

Water-source gas absorption heat pumps

Heating capacity
45.3 kW
Efficiency
GUE 174 %
Energy
Natural gas or LPG + water
Energy class
A++
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Robur GAHP WS Plus

Technical data

Key data

Heating capacity
45.3 kW
Rating conditions
W10W35
Energy
Natural gas or LPG + water
Output temperature
Water up to 65 ºC (heating) and 70 ºC (DHW)
Refrigerant
R717 (ammonia)
Efficiency
GUE 174 %
Energy class
A++

Main advantages

  • GUE of up to 248 % in simultaneous heating and cooling applications
  • Indoor or outdoor installation
  • Minimal electricity consumption
  • Natural refrigerant, no fluorinated gases

Models

Robur GAHP WS Plus models

Technical data from the manufacturer's data sheet.

GAHP WS Plus
Model Unit Indoor / outdoor
GENERAL DATA
Version / application Water-source heat pump: heating, cooling and DHW; simultaneous cooling and heating
Installation location Indoor and 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++
Modulation range % 28 ÷ 100
HEATING AND DHW MODE
Nominal reference conditions (heat source: air, water / outlet hot water) W10W35
Heat output at nominal reference conditions kW 45.3
GUE (gas utilisation efficiency) % 1.74
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 3,200
Heating pressure drop at nominal water flow bar 0.52
Maximum ambient air temperature (dry bulb) °C 45
Minimum ambient air temperature (dry bulb) °C -15
RENEWABLE SOURCE OPERATING CONDITIONS
Heat extracted from the renewable source (B0W35 / W10W35) kW 19.3
Maximum renewable source return water temperature °C 45
Minimum renewable source supply water temperature °C 3
Nominal renewable source water flow l/h 2,850
Renewable source pressure drop at nominal water flow bar 0.4
SIMULTANEOUS COOLING AND HEATING (GAHP WS Plus only)
Overall GUE with simultaneous use of hot and chilled water % 2.48
ELECTRICAL DATA
Supply voltage V 230
Frequency Hz 50
Nominal electrical consumption kW 0.41
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) 44.1
Water connection: type Female (F)
Water connection: thread in 1 1/4
Gas connection: type Female (F)
Gas connection: thread in 3/4
Safety valve discharge connection (indoor version only) in 1 1/4
Flue outlet diameter (Ø) mm 80
Dimensions: width mm 923
Dimensions: height (without flue outlet) mm 1,280
Dimensions: depth mm 729
Operating weight kg 300

Downloads

Catalogues and data sheets

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