Technical Data Heating Boiler Zbr21-3A - Bosch ZBR16-3A Series Installation And Service Instructions Manual
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- Installation and service instructions manual (120 pages) ,
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3.12 Technical data heating boiler ZBR21-3A...
Input/Output
Max. input rate 180/79 °F (82/26 °C)
Max. output rate 104/86 °F (40/30 °C)
Max. output rate 122/86 °F (50/30 °C)
Max. output rate 176/140 °F (80/60 °C)
Min. input rate 180/79 °F (82/26 °C)
Min. output rate 104/86 °F (40/30 °C)
Min. output rate 122/86 °F (50/30 °C)
Min. output rate 176/140 °F (80/60 °C)
Gas connection value
Natural Gas – H
= 1,010 BTU/ft
s
Liquid Propane Gas – HD-S = 2,500 BTU/ft3 (93.1MJ/m3)
Permissible inlet gas 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 maximum/minimum nominal
heat input
Flue gas temperature 104/86 °F (40/30 °C) at maximum/minimum nominal
heat input
CO
at max. nominal output
2
CO
at minimum nominal output
2
Condensate
Max. condensate quantity (t
= 86 °F (30 °C))
R
pH level, approx.
General
Voltage
Frequency
Max. power consumption (central heating mode)
Max. power consumption (Stand-by)
Sound pressure level
Max. supply temperature
Max. permissible operating pressure (P
Permissible ambient temperature
Nominal water capacity (heating)
Weight (without packaging)
Dimensions, W x H x D
Table 4 Technical data heating boiler ZBR21-3A...
Greenstar
3
3
(37.3MJ/m
)
) heating
MS
Information about the appliance | 19
Unit
NG
BTU/hr (kW)
79,200 (23.2)
BTU/hr (kW)
74,700 (21.9)
BTU/hr (kW)
74,000 (21.7)
BTU/hr (kW)
70,300 (20.6)
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)
78 (2.2)
3
3
ft
/hr (m
/h)
–
in. W.C. (mbar)
3.5-10.5" (8.7-26.1)
in. W.C. (mbar)
–
gps
9.4/3.2
°F ( °C)
145/133 (63/56)
°F ( °C)
115/90 (46/32)
%
9.4
%
8.6
gph (l/h)
0.5 (1.8)
4.8
VAC
120
Hz
60
W
205
W
< 6
39
dB(A)
°F ( °C)
190 (88)
psi (bar)
30 (2.07)
°F ( °C)
32 - 122 (0 - 50)
Gal (L)
0.925 (3.5)
lbs. (kg)
103.6 (47)
inch
17-21/64" × 33-15/32" × 13-57/64"
(mm)
LPG (propane)
77,500 (22.7)
74,700 (21.9)
74,000 (21.7)
70,300 (20.6)
40,100 (11.7)
39,900 (11.7)
39,600 (11.6)
36,200 (10.6)
–
31 (0.9)
-
8-13" (19.9-32.3)
9.2/4.8
145/133 (63/56)
115/90 (46/32)
11.0
10.4
0.5 (1.8)
4.8
120
60
205
< 6
39
190 (88)
30 (2.07)
32 - 122 (0 - 50)
0.925 (3.5)
103.6 (47)
(440 × 850 × 353)
6 720 806 992 (2015/03)
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