Specifications - Buderus Logano plus GB312 Installation Manual

Boiler size (output - no. of heat exchanger
sections)
Connection ST (B-kit)
Diameter GAS
Tab. 1 Dimensions and connection sizes

2.10.2 Specifications

Observe all standards and guidelines appli-
cable to the installation and operation of the
heating system in your country. The informa-
tion on the boiler rating plate is definitive and
it is imperative that it is observed.
Boiler size (output - no. of heat exchanger sec-
tions)
Natural gas (gas type A)
I-B-R Input
I-B-R gross output 180/80 ° F
I-B-R net rating 180/80 ° F
Rated heat ouput 122/86 ° F
(50/30 ° C)
Flue gas mass flow rate 180/80 ° F
Flue gas mass flow rate 122/86 ° F
Flue gas temperature 180/80 ° F
Flue gas temperature 122/86 ° F
CO2 content, natural gas
(GAS A)
Available flue pressure
(flue draft + air supply pressure)
Air supply volumetric flow rate
Blower
Honeywell gas valve
Gas injector diameter
Natural gas (GAS A) calorific value 1075 BTU/ft3
Heating water circuit
Boiler water capacity
Primary pressure drop
Maximum flow temperature, heating/hot water
mode
High temperature cut-out safety limit (manual
reset high limit setting)
Permissible operating pressure
Electrical data
Enclosure class
Mains power supply
Power consumption
Maximum permissible fuse rating
Appliance dimensions and weight
Transport clearance dimensions, width x depth x
height
Weight
Tab. 2 Specifications
Logano plus GB312 - Technical specifications are subject to change without prior notice
Unit 90 - 4
Unit 90 - 4
max. load Btu/hr 328,300
min. load Btu/hr 132,200
max. load Btu/hr 305,000
max. load Btu/hr 265,000
max. load Btu/hr 307,100
min. load Btu/hr 128,100
max. load lb/min 4.85
max. load lb/min 5.05
max. load ° F 83
max. load ° F 120
max. load
%
min. load
in. W.C.
cfm 95
US gal-
4.2
lons
psi
° F
° F
psi
V/Hz
max. load W 84
min. load W 40
A
Inches 34x25x60
lbs
Details of the product
120 - 4 160 - 5 200 - 6
¾" NPT
1" NPT
120 - 4 160 - 5 200 - 6
440,500 588,300 732,600
132,200 176,500 219,800
409,000 544,000 676,000
356,000 473,000 588,000
409,500 545,900 682,400
127,400 171,200 212,300
6.53 9.14 11.40
7.12 9.29 11.61
90 127 138
133 129 131
9.1
0.4 (100 Pa)
95 130 160
G1G 170
V4730C1071
17.0
4.2 5.3 6.3
Fig. 4 (graph)
180/180
200
50
IP 40
120 V / 60 Hz
150 190 230
40 45 50
10
42x25x60
455 530 585
2
240 - 7 280 - 8
1" NPT
1 ¼" NPT
240 - 7 280 - 8
880,700 1,028,800
264,200 308,600
810,000 944,000
704,000 821,000
819,000 955,400
255,200 298,100
13.88 16.15
14.02 16.65
140 134
131 135
190 220
V4730C10
V4730C1097
63
7.1 7.9
270 370
50 50
50x25x60
665 730
13