Buderus Logamax plus GB162-L.B. 80 kW Installation Instructions Manual page 55

General specifications
Electrical data
Mains connection voltage
Electrical protection rating
Fuses
Electrical power consumption,
full load (without a pump group)
Electrical power consumption,
partial load (without a pump group)
Boiler dimensions and weight
Height × width × depth (with pump group)
Weight (without a pump group)
Other specifications
Pump group pump
Table 24 Technical specifications of GB162-boilers at low BTU
Thermal Type of
power gas Altitude
gas boiler supply in kwh (m)
GB162- Natural 4,001 - 10,200
L.B. gas (1,220 - 3,048)
80 kW/
LPG 4,001 - 8,000
100 kW
(1,220 - 2,408)
LPG 8,000 - 10,200
(2,408 - 3,048)
Table 25 Gas orifice diameter
Hydraulic resistance of the boiler
psi mbar
7.25
500
6.53 450
5.80 400
5.08 350
300
4.35
250
3.63
200
2.90
150
2.18
1.45 100
0.73
50
0 0
500
1
2
Fig. 99 Boiler resistance curve
[1] Volume flow
[2] Pressure drop
Logamax plus GB162-L.B. 80 kW / 100 kW – 6720645916 (2014/10)
unit
VAC, Hz
Amp
W
W
in (mm)
lb (kg)
Gas orifice
diameter
in mm Set number
(inch) with orifice
9.40 8718600323
(0.370)
4.70 7746900499
(0.185)
5.00 7746900499
(0.197)
100 kW
80 kW
1000 1500 2000
2.2 4.4 6.6 8.8
GB162-L.B. 80 GB162-L.B. 80
(NG) (LP)
104
29
50.4 x 20.5 x 18.3 (1280 x 520 x 465)
Type of gas supply
Natural gas
LP-gas
Table 26 Factory setting of the gas control valve
• The gas orifice diameter is marked on the gas orifice (in mm).
2500 3000 3500
11.0 13.2 15.4
Technical specifications
GB162-L.B.100 GB162-L.B. 100
(NG)
120, 60
IPX4D
5
156
29
154 (70)
UP 26-99
Factory pre-setting of the gas control valve
Delivered factory-set: Natural Gas
Suitable for propane after conversion (also see
the instruction "Conversion to another type of
gas supply").
Information on gas type instruction plate:
Set to gas category: Propane.
4000 4500 5000
L/h
17.6 19.8 22.0
GPM
6720645916-98.1N
14
(LP)
55