Technical Data Combi Boiler Zwb42-3A - Bosch ZBR16-3A Series Installation And Service Instructions Manual

3.18 Technical data combi boiler ZWB42-3A...

Input/Output at elevation 0 - 2000 feet (0 - 610 m)
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)
Output rate domestic hot water (DHW), 113 °F (45 °C)
Output rate domestic hot water (DHW), 140 °F (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)
Input/Output at elevation 2000 - 4500 feet (611 - 1372 m) above sea level
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)
Output rate domestic hot water (DHW), 113 °F (45 °C)
Output rate domestic hot water (DHW), 140 °F (60 °C)
Input/Output at elevation 4500 - 7000 feet (1373 - 2134 m) above sea level
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)
Output rate domestic hot water (DHW), 113 °F (45 °C)
Output rate domestic hot water (DHW), 140 °F (60 °C)
Gas connection value
Natural Gas – H = 1,010 BTU/ft
s
Liquid Propane Gas – H = 2,500 BTU/ft
D-S
Permissible inlet gas pressure
NG
LPG (propane)
Expansion vessel
Pre-charge pressure
Total contents
DHW
Max. DHW flow rate
Nominal DHW flow rate (at 140 °F (60 °C) outlet temperature)
Outlet temperature
Max. cold water inlet temperature
Max. approved DHW pressure
Minimum water pressure
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
Table 10 Technical data combi boiler ZWB42-3A...
Greenstar
3 3
(37.3MJ/m )
3 3
(93.1MJ/m )
Information about the appliance | 25
Unit NG
BTU/hr (kW) 151,600 (44.4)
BTU/hr (kW) 137,500 (40.3)
BTU/hr (kW) 137,500 (40.3)
BTU/hr (kW) 134,400 (39.4)
BTU/hr (kW) 137,500 (40.3)
BTU/hr (kW) 135,800 (39.8)
BTU/hr (kW) 36,000 (10.5)
BTU/hr (kW) 35,500 (10.4)
BTU/hr (kW) 35,100 (10.3)
BTU/hr (kW) 31,700 (9.3)
BTU/hr (kW) 136,440 (40.0)
BTU/hr (kW) 123,750 (36.3)
BTU/hr (kW) 123,750 (36.3)
BTU/hr (kW) 120,960 (35.5)
BTU/hr (kW) 123,750 (36.3)
BTU/hr (kW) 122,220 (35.8)
BTU/hr (kW) 125,828 (36.9)
BTU/hr (kW) 114,125 (33.5)
BTU/hr (kW) 114,125 (33.5)
BTU/hr (kW) 111,552 (32.7)
BTU/hr (kW) 114,125 (33.5)
BTU/hr (kW) 112,714 (33.0)
3 3
ft /hr (m /h) 149 (4.2)
3 3
ft /hr (m /h) –
in. W.C. (mbar) 3.5-10.5" (8.7-26.1)
in. W.C. (mbar) –
psi (bar) 10.9 (0.75)
Gal (L) 3.17 (12)
gpm (l/min) 3.963 (15)
gpm (l/min) 3.61 (11.4)
°F ( °C) 104 - 140 (40 - 60)
°F ( °C) 140 (60)
psi (bar) 150 (10.3)
psi (bar) 4.35 (0.3)
gps 18.0/4.5
°F ( °C) 171/135 (77/57)
°F ( °C) 133/91 (56/33)
% 9.4
% 8.6
LPG (propane)
148,300 (43.5)
137,500 (40.3)
137,500 (40.3)
134,400 (39.4)
137,500 (40.3)
135,800 (39.8)
46,400 (13.6)
46,400 (13.6)
46,100 (13.5)
42,000 (12.3)
139,402 (40.9)
129,250 (37.9)
129,250 (37.9)
126,336 (37.0)
129,250 (37.9)
127,652 (37.4)
129,021 (37.8)
119,625 (35.1)
119,625 (35.1)
116,928 (34.3)
119,625 (35.1)
118,146 (34.6)
–
59 (1.7)
–
8-13" (19.9-32.3)
10.9 (0.75)
3.17 (12)
3.963 (15)
3.61 (11.4)
104 - 140 (40 - 60)
140 (60)
150 (10.3)
4.35 (0.3)
17.5/5.6
171/135 (77/57)
133/91 (56/33)
11.0
10.4
6 720 806 992 (2015/03)