Buderus Logamax plus GB162 Technical Manual page 17

Logamax plus
Boiler size
Output/standard seasonal efficiency [to DIN]
Rated output at system temperature
Rated output
Standard seasonal efficiency (to
DIN 4702-8) at system temperature
Gas connection
Gas type category Germany
Gas type category Austria/Switzerland
Gas supply pressure
Natural gas LL
Natural gas E
LPG 3P
Gas supply values at 15 °C and 1013 mbar
1)
Natural gas LL with 8.1 kWh/m
2)
Natural gas E with 9.5 kWh/m
LPG 3P with 24.5 kWh/m
Wobbe index range
(relative to 15 °C and 1013 mbar)
Natural gas LL
Natural gas E
LPG 3P
Heating
Maximum flow temperature (adjustable)
Standby heat loss at 70 °C flow
temperature
Permissible operating pressure, boiler
Water content, heat exchanger
Pump run-on time, adjustable at the Logamatic BC10
base controller
Table 4 Specification Logamax plus GB162-15/25/35/45
6 720 645 821 (2010/09) – Logamax plus GB162
80/60 °C
50/30 °C
75/60 °C
40/30 °C
3
3
3
Propane
Propane
Unit GB162-15
15
kW 2.7–14.0
kW 3.1–15.2
kW 2.8–14.4
% 107.6
%
–
–
mbar
mbar
mbar
3
m /h 1.78
3
m /h 1.52
3
m /h 0.59
3
kg /h 1.13
3
kWh/m
3
kWh/m
3
kWh/m
°C
% 1.6
bar
l 2.5
min
h
Technical description
GB162-25 GB162-35
25 35
4.8–23.9 5.8–32.7
5.3–24.9 6.5–35.0
5.0–23.9 6.1–33.5
106.6 106.5
110.5
II
2ELL3P
II
2H3P
20
20
50
2.95 4.14
2.52 3.53
1.37
0.96
1.87 2.62
9.5–12.4
11.3–15.2
20.2–21.3
85
1.0 0.68
3)
3 (4)
1–60
24
2
GB162-45
45
9.6–42.5
10.4–44.9
9.7–43.5
106.0
5.37
4.58
1.78
3.39
0.53
4
3.5
17