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Cast-iron boiler for jet burner

Viadrus G350 is three-pass floor-standing boiler equipped with cast-iron boiler block and overpressure combustion chamber. It is determined for low-pressure hot-water heating systems with forced circulation. Maximum temperature of heating water is 90oC. Boiler is ready to be equipped with some of recommended Bentone, Cuenod, Intercal or Weishaupt jet burners. Environmentally friendly operation is guaranteed while using threse recommended burners.

Advantages

  • long service life of cast-iron boiler block
  • high burning efficiency for all fuels
  • economical operation
  • delivery including the burner (on demand)
  • fully automatic two-stage output operation for selected burner
  • operational status signalization or operational data transfer for outer loop control
  • boiler control by thermal sensor or by outer loop control
  • delivery of assembled or disassembled boiler according to order
  • customer choice left or right opening of both closing and burner plate
  • easy access of sight hole and combustion chamber overpressure measuring point
  • cascade operation by outer loop control

Fuel

  • natural gas
  • heating oil
  • biogas
  • heating oil

Boiler output (according to size and fuel)

92-320kW

Technical Parameters

Section number

Rated heating output
Rated thermal power
Fuel consumption

Efficiency
Flue gases maximum temperature
Combustion chamber maximum overpressure
Dimensions



Minimum length of burner nozzle
Maximum burner protrusion in combustion chamber
Burner assembly hole diameter
Weight
Chimney connection diameter
Chimney draught
Heating and return water connection
Water working overpressure
Water testing overpressure
Water working temperature
Water volume



natural gas, biogas
heating oil



width x height
depth L
comb. chamber depth









PCS

kW
kW
m2/hour
kg/hour
%
°C
kPa
mm
mm
mm

mm
mm
mm
kg
mm
Pa
mm
kPa
kPa
°C
I

4

92.5
100
10.6
acc to burner
92.5 - 94.0
<185
0.2
800 x 1300
990
485

125
50
150°
402
210
>5
89
>400
800
>90
57

5

125.0
134
14.2
acc to burner
92.5 - 94.0
<185
0.2
800 x 1300
1140
635

125
50
150°
500
210
>5
89
>400
800
>90
76

6

157.5
169
17.9
acc to burner
92.5 - 94.0
<185
0.2
800 x 1300
1120
785

125
50
150°
597
210
>5
89
>400
800
>90
95

7

190.0
202
21.4
acc to burner
92.5 - 94.0
<185
0.2
800 x 1300
1440
935

125
50
150°
695
210
>5
89
>400
800
>90
114

8

222.5
237
25.1
acc to burner
92.5 - 94.0
<185
0.2
800 x 1300
1590
1085

125
50
150°
792
210
>5
89
>400
800
>90
134

9

255.0
271
28.7
acc to burner
92.5 - 94.0
<185
0.2
800 x 1300
1740
1235

125
50
150
890
210
>5
89
>400
800
>90
153

10

287.5
306
32.4
acc to burner
92.5 - 94.0
<185
0.2
800 x 1300
1890
1385

125
50
150°
987
210
>5
89
>400
800
>90
172

11

320.0
340
36.0
acc to burner
92.5 - 94.0
<185
0.2
800 x 1300
2040
1635

125
50
150°
1085
210
>5
89
>400
800
>90
191

Cast-Iron boiler sections – front / central /rear