22
19
Model
Centora green 24
Centora green 30
Appliance category...........................................
II 2H3P
II 2H3P
Heat gross input C/H maxi ...............................
27.8 kW
94,534 Btu/h
31.6 kw
107,843 Btu/h
Heat gross input DHW maxi.............................
27.8 kW
94.534 Btu/h
31.6 kw
107,843 Btu/h
Heat output C/H 50°/30° maxi ..........................
26 kW
88,732 Btu/h
30 kW
102,383 Btu/h
Heat output C/H 80°/60° maxi ..........................
24 kW
81,907 Btu/h
28 kW
95,557 Btu/h
Heat output DHW maxi ....................................
24 kW
81,907 Bth/h
30 kW
102,393 Btu/h
C/H operating temperature...............................
80°C max
25°C min
80°C max
25°C min
C/H circuit pressures Min operating .................
0.7 bar
10 Ib/in
2
0.7 bar
10 Ib/in
2
C/H circuit pressures Max operating ................
2.5 bar
36.3 Ib/in
2
2.5 bar
36.3 Ib/in
2
DHW flow rates 30°C .......................................
12 l/min
2.66 gal/min
14 l/min
3.10 gal/min
DHW flow rates 35°C ......................................
10.3 l/min
2.29 gal/min
12 l/min
2.66 gal/min
Cold water mains pressures Min operating......
0.5 bar
7.25 Ib/in
2
0.5 bar
7.25 Ib/in
2
Cold water mains pressures Max operating.....
10 bar
145 Ib/in
2
10 bar
145 Ib/in
2
Flow limiter rate................................................
8 l/min
10 l/min
Compartment ventilation ..................................
not required
not required
Natural gas G20
Gas rate C/H max ............................................
2.64 m
3
/h
93 ft
3
/h
3.01 m
3
/h
106 ft
3
/h
Gas rate DHW max ..........................................
2.64 m
3
/h
93 ft
3
/h
3.01 m
3
/h
106 ft
3
/h
Gas rate C/H & DHW mini................................
0.87 m
3
/h
31 ft
3
/h
1 m
3
/h
35 ft
3
/h
Gas valve restrictor diameter ...........................
without
without
Propane L.P.G G31
Gas rate C/H max. ...........................................
1.94 kg/h
36 ft
3
/h
2.21 kg/h
41 ft
3
/h
Gas rate DHW max. .........................................
1.94 kg/h
36 ft
3
/h
2.21 kg/h
41 ft
3
/h
Gas rate C/H & DHW mini................................
0.64 kg/h
12 ft
3
/h
0.73 kg/h
13 ft
3
/h
Gas valve restrictor diameter ...........................
4.40 mm
4.8 mm
Safety discharge ..............................................
3 bar
43.5 Ib/in
2
3 bar
43.5 Ib/in
2
Expansion vessel - Pre-charge pressure .........
0.7 bar
9.4Ib/in
2
0.7 bar
9.4Ib/in
2
Net capacity at 3 bar in liter..............................
5.44
5.44
Adjustable by-pass
Electrical characteristicis
Supply ..............................................................
230 v
230 v
Consumption ....................................................
150 w
150 w
Protection .........................................................
IP 44
IP 44
Fuse F1 ............................................................
2 A
2 A
Fuse F2 ............................................................
1.25 A
1.25 A
Fuse F3 ............................................................
0.315 A
0.315 A
Fuse F4 ............................................................
0.250 A
0.250 A
External controls ..............................................
24 v
24 v
Technical Data
Summary of Contents for Centora green 24 Nat
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