Sime FORMAT DEWY.zip 25 BF - Technical Features

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1.3 TECHNICAL FEATURES
25 BF 30 BF
Heat output nominal (80-60°C) kW (kcal/h) 22.7 (19,500) 27.3 (23,480)
Heat output nominal (50-30°C) kW (kcal/h) 24.5 (21,160) 29.8 (25,630)
Heat output minimum (80-60°C) kW (kcal/h) 8.4 (7,220) 10.2 (8,770)
Heat output minimum(50-30°C) kW (kcal/h) 9.3 (8,000) 11.3 (9,720)
Nominal heat output kW (kcal/h) 23.3 (20,040) 27.9 (24,000)
Minimum heat output kW (kcal/h) 8.7 (7,480) 10.5 (9,030)
Nominal hot water output kW (kcal/h) 25.0 (21,500) 30.0 (25,800)
Minimum hot water output kW (kcal/h) 8.7 (7,480) 10.5 (9,030)
Efficiency nominal/minimum output (80-60°C) % 97.0 - 97.5 97.0 - 97.9
Efficiency nominal/minimum output (50-30°C) % 107.3 - 105.8 107.4 - 106.9
30% yield (50-30°C) % 109.2 110.4
Termal efficiency (CEE 92/42 directive) ★★★★ ★★★★
Class NOx 55
Smokes temperature maximum (80-60°C) °C 70 63
Smokes temperature minimum(80-60°C) °C 63 56
Smokes temperature maximum (50-30°C) °C 54 42
Smokes temperature minimum (50-30°C) °C 50 41
Smokes flow kg/h 39 47
CO
2 maximum/minimum G20 % 9.0/9.0 9.0/9.0
CO
2 maximum/minimum G31 % 10.0/9.9 10.0/9.9
Adsorbed power consumption W 145 145
Electrical protection grade IP X4D X4D
CE certification n° 1312BP4098 1312BP4098
Category II
2H3P II2H3P
Type B23-53/C13-33-43-53-83 B23-53/C13-33-43-53-83
C.H.
Maximum water head bar 3 3
Maximum temperature °C 80 80
Water content boiler l 4.9 5.3
C.H. setting range °C 20/75 20/75
Expansion vessel capacity l 8 8
Expansion vessel pressure bar 1 1
Gas consumption nominal/minimum G20 m
3
/h 2.46/0.92 2.95/1.11
Gas consumption nominal/minimum G31 kg/h 1.81/0.68 2.17/0.82
D.H.W.
Minimum/maximum pressure bar 0.5/7.0 0.5/7.0
D.H.W. flow rate (EN 625) l/min 11.2 13.4
Continuous D.H.W. flow rate ∆t 30°C l/min 11,5 14.3
Minimum D.H.W. flow rate l/min 2 2
D.H.W. setting range °C 30/60 30/60
Gas consumption nominal/minimum G20 m
3
/h 2.64/0.92 3.17/1.11
Gas consumption nominal/minimum G31 kg/h 1.94/0.68 2.33/0.82
GAS PRESSURE END NOZZLES
Gas supply pressure G20 mbar 20 20
Gas supply pressure G31 mbar 37 37
Nozzles quantity n° 1 1
Nozzles diameter G20 ø 6.0 7.0
Nozzles diameter G31 ø 4.4 5.0
WEIGHT kg 40 43