Baxi CPA 1045-BT, Installation, Assembly, And Operating Instructions For The Installer

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31
CPA
290-BT
CPA
345-BT
CPA
395-BT
CPA
465-BT
CPA
580-BT
CPA
695-BT
Fuels
Oil C, PCI=10.200 Kcal/Kg; viscosity máx 7 mm2/s ;
Natural Gas, PCI=9.300 Kcal/Nm3 ; Propan Gas, PCI=22.300 Kcal/Nm3
Nominal heat output kW 290 345 395 465 580 695
Heat input kW 315,2 374,6 427,9 504,3 627,7 752,9
Efficiency at 100% full load and 70°C average temperature
% 92,0 92,1 92,3 92,2 92,4 92,3
Efficiency at 30% full load and 40°C average temperature % 93,0 93,1 93,0 93,2 93,2 93,1
Water content L 272 297 311 453 503 689
Maximum working pressure bar 5 5 5 5 5 5
Set temperature range
°C 50-90 50-90 50-90 50-90 50-90 50-90
Fuel comsumption
Oil Kg/h 26,58 31,58 36,08 42,52 52,92 63,48
Gás Natural Nm3/h 29,15 34,64 39,57 46,63 58,05 69,62
Gás Propano Nm3/h 12,16 14,45 16,50 19,45 24,21 29,04
Flue gases (1):
Evacuation system B23 B23 B23 B23 B23 B23
Mass flue gas flow with Oil kg/s 0,132 0,157 0,179 0,211 0,263 0,315
Mass flue gas flow with Gas kg/s 0,143 0,170 0,194 0,229 0,285 0,342
Combustion chamber overpressure mbar 2,5 2,8 3,2 3,5 4,1 4,6
Flue gases temperature °C 172 172 170 172 170 170
Combustion chamber volume m
3
0,290 0,328 0,353 0,421 0,486 0,620
Pressure at chimney base mbar
≤
0
≤
0
≤
0
≤
0
≤
0
≤
0
Waterside pressure drop:
with Δ D T=10°C mbar 42,7 56,2 74,2 58,5 78,7 60,7
with Δ
D
T=20°C mbar 10,7 14,0 18,5 14,6 19,7 15,2
Recommended BAXI burner with Oil (to be ordered separately)
2 stage operation Tecno 34-L Tecno 44-L Tecno 50-L Tecno 50-L Tecno 70-L Tecno 70-L
Modulating operation - - Tecno 50-LM Tecno 50-LM Tecno 70-LM Tecno 70-LM
Recommended nozzle with Oil burners
2 stage operation, Delavan W GPH 2 x 3,50 - 60° 2 x 4,00 - 60° 2 x 4,50 - 60° 2 x 5,50 - 60° 2 x 6,50 - 60° 2 x 8,50 - 60°
Modulating operation, Bergonzo A3 Kg/h - - 50 - 45° 60 - 45° 60 - 45° 70 - 45°
Recommended BAXI burner with Gas (to be ordered separately)
2 stage operation Crono 30-G2 Tecno 44-G Tecno 44-G Tecno 50-G Tecno 70-G Tecno 70-G
Modulating operation Tecno 34-GM Tecno 44-GM Tecno 44-GM Tecno 50-GM Tecno 70-GM Tecno 70-GM
Water flow at nominal output
with Δ D T=10°C m3/h 24,94 29,67 33,97 39,99 49,88 59,77
with Δ
D
T=20°C m3/h 12,47 14,84 16,99 20,00 24,94 29,89
Noise level (3) (4)
Oil fuel dB(A) 70 72 75 75 75 75
Gas fuel dB(A) 70 72 72 72 75 75
Stanby losses at Δ T=30 °K
W 840 905 980 1040 1155 1270
Net weight Kg 588 645 695 835 940 1180
Minimum return temperature with Oil/Gas fuel (2) °C 37 / 40
Emissions (1),(4):
Oil fuel NOx / CO mg/kWh <180 / <70
Gas fuel NOx / CO mg/kWh <120 / <40
Electrical supply to boiler control panel monophasic 230 V (+10%-15%) - 50 Hz
Grade of protection
IP20
(1) At nominal output, 20% air excess, boiler average water temperature 70°C and ambient temperature 25°C.
(2) Burner with 2-stages operation with 1st stage set to 50% of the nominal output or modulating operation with 50-100% output range. More details in
section “Prevention of condensations”.
(3) Sound pressure mesured 1m distance front the boiler at nominal output.
(4) With recommended BAXI burner.
Tab. 1