2. Boiler VIADRUS G 300 technical data
Table No.1 Boiler thermo-technical parameters
fuel efficiency : natural gas 33,99 MJ/kg furnace oil extra light (TOEL) 42,65 MJ/kg
Boiler size - number of
sections
ks 5 6 7 8 9 10 11 12 13 14
Rated thermal output kW 103 126 149 172 195 218 241 264 287 310
Rated thermal input kW 113,2 138,5 163,7 189 214,3 239,6 264,8 290,1 315,4 340,7
Efficiency % 90,5
Fuels consumption
natural gas m3/h 11,5 14,1 16,7 19,3 21,9 24,5 27,1 29,7 32,2 34,9
furnace oil extra light (TOEL) kg/h dle výrobce burneru
Boiler water volume l 56,4 65,4 74,4 83,4 92,4 101,4 110,4 119,4 128,4 137,4
Max. working water overpressure bar 4
Max. operating temperature of
heating water
°C 95 (115)
Combustion gas technical data
Necessary draught mbar 0,05
Max. overpressure in
combustion chamber
mbar 2
Combustion gas temperature °C 185
Combustion gas mass
- gas fuel ; 9,5% CO2 kg/h 191 233 276 318 361 403 446 488 531 574
- liquid fuel ; 13%CO2 kg/h 172 210 248 287 325 363 402 440 478 517
Dimensions
combustion space volume dm381,79 100,73 119,68 138,62 157,56 176,51 195,45 214,39 233,33 252,27
Heat-delivery surface m25,48 6,75 8,02 9,29 10,56 11,83 13,10 14,37 15,64 16,91
combustion space depth mm 475 585 698 805 915 1025 1135 1245 1355 1465
min. length of burner orifice mm 125 160
max. burner orifice at the
combustion space
mm 50
orifice for burner φ*) mm 150 165
boiler width mm 752
boiler height mm 1386
boiler depth A mm 899 119 1339 1559 1779
outlet orifice φmm 225
heat carrying substance
connection φ
mm 80
Boiler mass kg 505 585 665 745 825 905 985 1065 1145 1225
*) requirement for other orificeφ– please state in order (at request )
Tab. No.2 Recommended types of burners
Boiler size - number
of sections pc 5 6 7 8 9 10 11 12 13 14
Rated thermal output kW 103 126 149 172 195 218 241 264 287 310
Recommended burners for gas fuels combustion
WEISHAUPT WG 20 N/1 - A WG 30 N/1 - C WG 40 N/1-A
INTERCAL SGN 44/2 SGN 55/2 SGN 66/2 SGN 77/2-350
BENTONE BG 300-2, M BG 400-2, M BG 450-2, M
PBS TřebíčAPH-M 02 PZN,PPN APH-M 04 PZN,PZ,PPN
RIELLO GULLIVER BS 3D GULLIVER BS 4D RS 28 TC RS 38 TC
Recommended burners for liquid fuels combustion
WEISHAUPT WL 20-A WL 30 - C WL 40 Z-A
INTERCAL SL 44/2 SL 55/2 SL 66/2 SL 77/2
BENTONE B 20K-2 B 30 - 2 B 40 - 2
PBS TřebíčAOH – M 02 PN AOH – M 04 PN
RIELLO GULLIVER RG 3D GULLIVER RG 4D RL 28 TC RL 38 TC
UNIGAS LO 140 LO 200 LO 400 LO 400
When using other than recommended burners the manufacturer doesn’t guarantee the stated parameters
achievement.
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