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Cast-iron boiler for jet burner

Viadrus G50 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 90 C.  Boiler is ready to be equipped with some of recommended Bentone jet burners.  Environmentally friendly operation is guaranteed while using these 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

Fuel

  • natural gas
  • heating oil

Boiler output (according to size and fuel)

14-80kW

Technical Parameters

Section number

Rated heating output
Rated thermal power
Fuel consumption at rated output
Fuel consumption at reduced output
Fuel consumption at rated output
Fuel consumption at reduced output
Efficiency
Flue gases maximum temperature
Combustion chamber maximum overpressure
Dimensions



Burner assembly hole diameter
Weight
Chimney connection diameter
Chimney draught
Heating and return water connection
Maximum water working overpressure
Water testing overpressure
Maximum heating water temperature
Recommended water working temperature
Water volume
Connection voltage

Maximum electric input (w/o burner)
Control box electric protection

oil / natural gas
oil / natural gas
oil
oil
natural gas
natural gas



width
height (w/ control box)
depth L
comb. chamber depth











PCS

kW
kW
kg/hour
kg/hour
m2/hour
m2/hour
%
°C
kPa
mm
mm
mm
mm
mm
kg
mm
Pa
-
kPa
kPa
°C
°C
I
-

kW
-

2

25/22
27/24
2.25
1.65
2.69
1.71
92.5-95.4
190
0.012
600
810 (920/970)
490
200
115
150
130
>5
1°
400
800
90
50-80
27
1PEN-50HZ
230 V TN-S
0.1
IP-40

3

37/33
40/36
3.36
2.28
4.09
2.72
92.5-95.4
190
0.015
600
810 (920/970)
640
350
115
235
130
>5
1°
400
800
90
50-80
40
1PEN-50HZ
230 V TN-S
0.1
IP-40

4

46
50
4.21
3.37
5.63
4.06
92.5-95.4
190
0.020
600
810 (920/970)
790
500
115
320
150
>10
5/4°
400
800
90
50-80
53
1PEN-50HZ
230 V TN-S
0.1
IP-40

5

60
65
5.46
4.20
7.06
5.42
92.5-95.4
190
0.030
600
810 (920/970)
940
650
115
405
150
>10
5/4°
400
800
90
50-80
66
1PEN-50HZ
230 V TN-S
0.1
IP-40

6

80
87
7.64
5.87
10.42
7.08
92.5-95.4
190
0.034
600
810 (920/970)
1090
800
115
490
150
>10
5/4°
400
800
90
50-80
79
1PEN-50HZ
230 V TN-S
0.1
IP-40

Cast-Iron boiler sections – front / central /rear