Technical Data Heating Boiler Kbr 28-3 - Bosch Greenstar FS Series Installation And Maintenance Instructions For Contractors

Information about the appliance
3.13

Technical data heating boiler KBR 28-3

Input / Output
Max. input rate 180/79 °F (82/26 °C)
Max. output rate 104/86 °F (40/20 °C)
Max. output rate 122/86 °F (50/30 °C)
Max. output rate 176/140 °F (80/60 °C)
Max. input rate 180/79 °F (82/26 °C)
Max. output rate 104/86 °F (40/20 °C)
Max. output rate 122/86 °F (50/30 °C)
Max. output rate 176/140 °F (80/60 °C)
Gas connection value
3
Natural gas - H =1,010 BTU/ft
s
Liquid Propane Gas - HD-S = 2,500 BTU/ft
Permissible gas inlet pressure
NG
LPG (Propane)
Flue gas
Flue gas mass flow at maximum/minimum nominal output
Flue gas temperature 176/140 °F (80/60 °C) at max./min. nominal output
Flue gas temperature 104/86 °F (40/30 °C) at max./min. nominal output
CO at maximum nominal output
2
CO at minimum nominal output
2
Condensate
Maximum condensate quality (t
R
pH level approx.
General
Voltage
Frequency
Max. power consumption (central heating mode)
Max. power consumption (standby mode)
Sound pressure level
Max. supply temperature
Max. permissible operating pressure (P
Permissible ambient temperature
Nominal water capacity (heating)
Weight (without packaging)
Maximum overall dimensions W x H x D
Table 6
20
3
(37.3MJ/m )
3 3
(37.3MJ/m )
= 86 °F (30 °C))
) heating
MS
Unit NG
BTU/hr (kW) 100,000 (29.3)
BTU/hr (kW) 93,800 (27.5)
BTU/hr (kW) 93,100 (27.3)
BTU/hr (kW) 89,400 (26.2)
BTU/hr (kW) 24,600 (7.2)
BTU/hr (kW) 23,900 (7.0)
BTU/hr (kW) 23,900 (7.0)
BTU/hr (kW) 21,800 (6.4)
3 3
ft /hr (m /h) 99 (2.8)
3 3
ft /hr (m /h) -
in. W.C. (mbar) 3.5 - 10.5" (8.7-26.1)
in. W.C. (mbar) -
gps 12.0/3.2
°F ( °C) 147/133 (64/56)
°F ( °C) 117/90 (47/32)
% 9.4
% 8.6
gph (l/h) 0.32 (1.2)
4.8
Vac 120
Hz 60
W 205
W <6
dB (A) ≤ 33
°F ( °C) 190 (88)
psi (bar) 30 (2.07)
°F ( °C) 32-122 (0-50)
Gall (L) 0.925 (3.5)
lbs (kg) 150 (68)
15 1
inch (mm) 21 / x 41
16
557 x 1048 x 555
Greenstar FS/Combi FS – 6 720 810 590 (2020/04)
LPG (Propane)
98,600 (28.9)
93,800 (27.5)
93,100 (27.3)
89,400 (26.2)
40,100 (11.7)
39,900 (11.7)
39,600 (11.6)
36,200 (10.6)
-
39 (1.1)
-
8-13" (19.9-32.3)
11.6/4.8
147/133 (64/56)
117/90 (47/32)
11.0
10.4
0.32 (1.2)
4.8
120
60
205
<6
≤ 33
190 (88)
30 (2.07)
32-122 (0-50)
0.925 (3.5)
150 (68)
7 15 1
/ x 21 / 21 / x 41 / x 21
4 8 16 4
557 x 1048 x 555
7
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8