Buderus LOGANO PLUS GB312 Installation Instructions Manual page 12

2
Product description
Boiler size (output - no. of heat exchanger sections)
Permissible operating pressure
Electrical data
Protection class
Main power connection
Power consumption
Maximum permissible fuse rating
Boiler dimensions and weight
Transport clearance dimensions, width x depth x height
Weight
Table 3 Specifications
100
10
1
y
0,1
1
x
Fig. 4 Primary circuit flow resistance, GB312 with check valve
[x] Flow rate in gal/min (GPM)
[y] Primary pressure drop in psi
Boiler capacity
90 - 4
120 - 4
160 - 5
200 - 6
240 - 7
280 - 8
Table 4 Gas flow rate (based on gas temperature of
60 °F and air pressure of 30 ins Hg)
12
max. load
min. load
10
Gas flow rate
Natural gas (gas type A)
3
Calorific value 1075 BTU/ft
cu ft/hr
324.6
434.4
579.0
720.6
868.8
1013.4
Unit 90 - 4 120 - 4
PSI
V/HZ
W 84 150
W 40 40
A
Inches 34x25x60
lbs 455
100
The boiler is factory-set for:
• Natural gas (gas type A)
160 - 5 200 - 6 240 - 7
50
IP 40
120 V / 60 Hz
190 230 270
45 50 50
10
42x25x60 50x25x60
530 585 665
1000
7 747 010 720-30.1RS
Logano plus GB312 – 6 720 647 367 (2012/11)
280 - 8
370
50
730
90-4
120-4
160-5
200-6
240-7
280-8