INSTALLATION INSTRUCTIONS
4
2. TECHNICAL CHARACTERISTICS
2.1 Technical data
Model RSA 24 /8
CE Certification n°
0694CO9555
Appliance Type II2H3+
Appliance Category C12 - C32 - C42 - C52 - C62 - C82
Heat Input max
kW 9.5
Heat Output max kW 23.94
Heat Output min kW 10.7
Efficiency 100% Pn % 93.5
Efficiency 30% Pn % 91
GAS DIRECTIVE 92/42/ECC - Efficiency marking stars 3
NOx class 2
Central Heating circuit
Central Heating water temperature setting (min-max) °C 30-80 / 25-45
Max. heating working temperature °C 80
Expansion vessel capacity litres 8
Max. working pressure (heating) bar 3
Min. working pressure (heating) bar 0.3
Domestic Hot Water circuit
D.H.W. temperature setting (min-max) °C 35-75
Max. Hot water working pressure bar 6
Min. Hot water working pressure bar 0.5
D.H.W. 40 °C water supply (∆t 30 °C) for 1 hour
litres 690
Max D.H.W. 40 °C water supply (∆t 30 °C) first 10 minutes
litres 130
Storage cylinder capacity litres 8
Dimensions (Boiler casing size)
Width mm 450
Height mm 800
Depth mm 330
Weight (net) kg 48
Hydraulic connections
Central Heating Flow connection Ø ¾”
Central heating Return connection Ø ¾”
Cold water mains connection Ø ½”
D. Hot water connection Ø ½”
Gas connection Ø ¾”
Flue systems
Horizontal concentric Ø 100/60
Maximum flue length m 3
Horizontal twin pipe Ø 80/80
Maximum flue length m 30
Vertical concentric Ø 80/125
Maximum flue length m 3
Gas Supply
Natural gas G 20
Inlet pressure mbar 20
Gas consumption m
/h 2.71
Butane G30
Inlet pressure mbar 30
Gas consumption kg/h 2.02
Propane G31
Inlet pressure mbar 37
Gas consumption kg/h 1.99
Electrical specifications
Power supply V/Hz 230/50
Electrical power consumption W 160
Electrical protection IP X4D