3
Dear customer
We thank you that you have bought VIADRUS HERCULES U 26, a universal boiler thus having shown
your confidence in ŽDB GROUP a.s., VIADRUS division.
For you to get used to a correct way of handling your new product from the beginning please read at first
this manual for its usage (first of all the chapter no. 7 – Boiler operation by user and chapter no. 8 –
IMPORTANT WARNING). Please follow the stated information whereby a longstanding and trouble-free
boiler operation will be guaranteed to both your and our satisfaction.
VIADRUS HERCULES U 26 is a cast-iron sectional low-pressure boiler designated for combustion of:
- Solid fuels, coke, hard coal, wood
- Combustion of other materials like plastics is impermissible.
1. Boiler use and advantages
Three-sectional size of VIADRUS HERCULES U 26 boiler is suitable for heat sources reconstructions in
independent tenements, for smaller residential premises and leisure amenities. Bigger sizes of boilers meet
the demands on heating the houses, shops, schools etc.
The boiler is manufactured in warm-water design with both natural and forced heating water circulation
and working overpressure up to 400 kPa. Before dispatch the boiler is tested for tightness by applying
800 kPa overpressure.
The boiler is designated for heating both closed and open heating systems.
Boiler advantages
:
1. A high lifetime of the cast-iron heat exchanger and all other parts with regard to the quality of used
materials.
2. Long-term verified construction.
3. Sophisticated manufacturing technology on the automatic forming lines with a constant and verified
quality of the manufacturing process. (ISO 9001, ISO 14 001).
4. Coke combustion efficiency 80%
5. Simple operation and maintenance.
6. Output graduation by the number of sections.
2. VIADRUS HERCULES U 26 boiler technical data
0
50
100
150
200
250
300
350
4 8 12 16 20 24 28 32 36 40 44 48 52 56 60 64
výkon kotle [kW]
hydraulická ztráta[Pa]
Fig. No. 1 Hydraulic loss of the boiler drum
Rated power (kW)
Hydraulic loss (Pa)
(56 pages)
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