Sime GIULIA SYSTEM 25 - Technical Features

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5.5 Technical features
DESCRIPTION
GIULIA SYSTEM
25
CERTIFICATIONS
Country of intended installation GB
Fuel G20 /G31
PIN number 1312DN6705
Category II2H3P
Type C13 - C33
Class NO
x (*) 6 (< 56 mg/kWh)
DHW rated useful heat output kW 0
HEATING PERFORMANCE
HEAT INPUT (**)
Nominal flow (Q
n max) kW 24
Minimum (G20-G31) (Q
n min) kW 4,8 / 5,5
HEAT OUTPUT
Nominal (80-60°C) (P
n max) kW 23,6
Nominal (50-30°C) (P
n max) kW 25,6
Minimum G20 (80-60°C) (P
n min) kW 4,6
Minimum G20 (50-30°C) (P
n min) kW 5,0
Minimum G31 (80-60°C) (P
n min) kW 5,3
Minimum G31 (50-30°C) (P
n min) kW 5,8
EFFICIENCY
Max useful efficiency (80-60°C) % 98,5
Min useful efficiency (80-60°C) % 95,7
Max useful efficiency (50-30°C) % 106,8
Min useful efficiency (50-30°C) % 104,9
Useful efficiency at 30% of load (40-30°C) % 108,7
Thermal efficiency (EEC 92/42)
Losses after shutdown at 50°C W 82
ENERGY PERFORMANCE
HEATING
Heating seasonal energy efficiency class A
Heating seasonal energy efficiency % 93
Sound power dB(A) 55
ELECTRICAL SPECIFICATIONS
Power supply voltage V 230
Frequency Hz 50
Absorbed electrical power (Q
n max) W 78
Absorbed electrical power at (Q
n min) W 56
Absorbed electrical power in stand-by W 4
Electrical protection degree IP X5D
COMBUSTION DATA
Smoke temperature at Max/Min flow (80-60°C) °C 75 / 67
Smoke temperature at Max/Min flow (50-30°C) °C 58 / 50
Smoke flow Max/Min g/s 11,3 / 2,3
CO
2 at Max/Min flow rate (G20) % 9,3 / 9,0
CO
2 at Max/Min flow rate (G31) % 10,2 / 10,0
NOx measured mg/kWh 32
Gas consumption at Max/Min flow rate (G20) m
3
/h 2,54 / 0,51
Gas consumption at Max/Min flow rate (G31) kg/h 1,86 / 0,43
Gas supply pressure (G20/G31)
mbar 20 / 37
kPa 2 / 3,7
(*) NOx class according to UNI EN 15502-1:2021
(**) Heat input calculated using the lower heat output (Hi)