Technical Specifications; At Sea Level (0-4,000 Ft) - Buderus Logamax plus Installation Instructions Manual

14 Technical specifications

14.1 Technical specifications of GB162-boilers at sea level (0-4,000 ft)
General specifications
Gas category
Rated thermal load
Rated heating capacity,
heating curve 176/140 °F (80/60 °C)
Rated heating capacity,
heating curve 122/86 °F (50/30 °C)
Boiler efficiency at max. capacity,
heating curve 176/140 °F (80/60 °C)
Boiler efficiency at max. capacity,
heating curve 122/86 °F (50/30 °C)
CSA Output
De-ration altitudes 2,000 - 4,000 ft
AFUE at 80/180°F (27/82 °C)
BTS 2000 at 80/180°F (27/82 °C) part. load
BTS 2000 at 80/180°F (27/82 °C) full load
Heating
Maximum flow temperature
Maximum working pressure (boiler)
Minimum water circulation volume
Flow temperature
Resistance at ΔT = 20 K
Heating circuit volume of heat exchanger
Pipe connections boiler, without pump group.
Gas connection
Heating water connection
Condensate connection
Flue gas values
Condensate quantity at 104/86 °F
(40/30 °C)
pH value of condensate
Flue gas mass flow rate, full load
Flue gas temperature 176/140 °F
(80/60 °C), full load
Flue gas temperature 176/140 °F
(80/60 °C), partial load
Flue gas temperature 122/86 °F
(50/30 °C), full load
Flue gas temperature 122/86 °F (
50/30 °C), partial load
CO content at full load
2
Free fan feed pressure
Flue gas connection
Ø flue gas system, room-air dependent
Ø flue gas system, room-air independent
Table 20 Technical specifications of GB162-boilers at sea level
Logamax plus GB162-80 kW/100 kW - Subject to modifications resulting from technical improvements!
unit GB162-80 (NG)
Natural gas
btu/h 72,000 - 290,000
btu/h
64,100 - 255,200
btu/h
71,300 - 281,300
%
%
btu/h 261,000
% / 1,000 ft 2.3
93.8
n/a
n/a
°F (°C)
psi (bar)
Gal/h (l/h)
°F (°C) 86-190 (30-88), can be set on the BC10 basic controller
psi (mbar) 3.26 (225)
Gal (L)
in
in
in (mm)
Gal/h (L/h)
pH
g/s
°F (°C) 153 (67)
°F (°C) 142 (61)
°F (°C) 118 (48)
°F (°C) 93 (34)
% 9.3
Inch w.c.
(Pa) 0.602 (150)
in (mm)
in (mm)
Technical specifications
GB162-80 (LP) GB162-100 (NG)
Propane
62,000 - 270,000 72,000 - 333,000
55,200 - 237,600 64,100 - 293,000
61,400 - 261,900 71,300 - 326,300
88
97
243,000
2.2
93.9
n/a
n/a
190 (88)
50 (3.6)
0
1.3 (5.0)
Rp1"
G1½'' union nut with female thread enclosed
Ø 1¼" (32 mm)
2.4 (9.0)
approx. 4.1
35.3
149 (65)
136 (58)
114 (46)
88 (31)
9.6
Ø 4" (100 mm)
Ø 4" (100 mm) / 4" (100 mm) parallel
GB162-100 (LP)
Natural gas Propane
62,000 - 315,000
55,200 - 277,200
61,400 - 308,700
88
98
295,000 279,000
2.1 2.0
n/a n/a
96.1 96.1
90.8 90.8
4.57 (315)
2.85 (10.8)
44.9
169 (76) 165 (63)
142 (61) 136 (58)
124 (51) 120 (49)
93 (34) 88 (31)
9.4 9.7
0.883 (220)
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