- Wood gasification boiler BioX
- Wood gasification boilers HVS E
- Pellet boiler PLT-AC
- Pellet boilers PELLMAX
- Pellet boiler accessories
- Wood log boiler accessories
Wood gasification boilers HVS E
( 8 products )power output 60kW, door handle left side
(Artikelnummer: 300306203)
Item no. 300306203
100 kW, wood-length: 1,0 m
(Artikelnummer: 300310103)
Item no. 300310103
power output 100kW door handle left side
(Artikelnummer: 300310203)
Item no. 300310203
Description of wood gasification boilers HVS
HVS boilers are for the combustion of untreated, split, wood logs with a log length from 50 up to 100 cm according to boiler size.
The boilers are available with a nominal heat output in 25, 40, 60 and 100 kW, without Lambda control.
Just fill in logs, light the wood and everything else is working fully automatically. The large fuel chamber provides a long combustion period. The integrated fan guarantees an unproblematic start. The heating up flap and its safety door lock do not give way for smoke emission. Moreover, the combustion is stabilized throughout the whole combustion period by the fan and enables an unproblematic operation. Even the boiler size with 25kW can comfortably be filled with 0,5m logs through the large fuel chamber door. An overlength of the logs is, at least to some extent, no problem due to the depth of the fuel chamber. Long refueling intervals are the result of the large filling capacity. An increase in performance and very good exhaust gas values are achieved by a „hot air duct“ inside the tank.
- wood gasification boiler with downward combustion and upward wood gasification
- solid boiler construction and robot manufacturing guarantee a long service life
- solid construction of the fuel chamber
- all fire‐swept parts are made of special 6mm boiler steel
- new designed fuel chamber geometry
- consistent and certified boiler technology with innovational developments
- exhaust gas turbulators for more performance and lower exhaust gas temperatures
- easy handling and cleaning
- up to 30% more effective combustible utilization than with standard wood log boilers
- modulation combustion, exhaust gas control take care of the observation of the momentary valid liwith value of the German 1.BIMSch regulation
The HVS Economic achieves very clean emission values even without lambda control. Due to the use of latest control technology a product was created which under-runs the already determined exhaust gas requirements. You can make the best possible use of the combustible with this boiler series and you also respect the environment. Each model is equipped with the electronic combustion control. The permanent observation of the exhaust gas and boiler temperature means perfect comfort for you and a steady and even combustion for your logs. The physics of the combustion process has been adopted from nature and integrated into our boilers in an excellent way. The logical cooperation of exhaust gas and boiler temperature in certain intervals is used to add the combustion air in an optimized way.
The HVS Economic is available in boiler sizes 25, 40, 60 and 100 kW nominal heat output

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control unitgraphic display with permanent presentation of the system's operating status
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ceramic nozzle with secondary air ductcreates the perfect gas mixture and guarantees a clean downward wood gas flame
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slide-in combustion chamberwith high temperature resistant fireclay bricks for a complete burnout of the wood gases with a minimum of ash
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exhaust gas heat exchanger with turbulatorsfor best possible hand-over of exhaust gas heat to the heating water
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start-up flap with draft-barprevents outlet of flue gas when refueling the boiler
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safety heat exchangerfor cooling down in case of overheating


Maße und Gewicht | type | 25 E | 40 E | 60 E | 100 E |
A height | mm | 1155 | 1390 | 1440 | 1440 |
B width | mm | 590 | 590 | 760 | 760 |
C width incl. slider | mm | 645 | 645 | 785 | 785 |
D depth | mm | 1070 | 1070 | 1260 | 1650 |
E height outlet | mm | 1075 | 1310 | 1400 | 1400 |
F height exhaust pipe (middle) | mm | 890 | 1110 | 1170 | 1170 |
G height return | mm | 115 | 125 | 215 | 215 |
H heigth draining | mm | 55 | 70 | 135 | 135 |
Ø flue spigot | mm | 159 | 196 | 196 | 196 |
Ø boiler flow line/ boiler return | Rp | DN 50 (2″) | DN 50 (2″) | DN 50 (2″) | DN 50 (2″) |
Ø safety heat exchanger | G | DN 20 (¾″) | DN 20 (¾″) | DN 20 (¾″) | DN 20 (¾″) |
Ø immersion sleeve for safety heat exchanger | Rp | DN 15 (½″) | DN 15 (½″) | DN 15 (½″) | DN 15 (½″) |
Ø draining | Rp | DN 15 (½″) | DN 15 (½″) | DN 20 (¾″) | DN 20 (¾″) |
boiler weight | kg | 440 | 525 | 790 | 990 |
Technical facts exhaust values (10% residual oxygen; 0°C ambient temperature., 1013 mbar) |
type | 25 E | 40 E | 60 E | 100 E | |
nominal output in kW | kW | 25 | 40 | 60 | 100 | |
efficiency factor at nominal output (NCV) | % | 91.4 92.6 |
91.8 93.0 |
90.6 92.0 |
91.2 91.8 |
|
water capacity | L | 75 | 93 | 180 | 215 | |
max. operating pressure | bar | 3 | 3 | 3 | 3 | |
pressure loss at nominal load (Δt 10 K) | mbar | 9.75 | 10.5 | 12.8 | 11.5 | |
pressure loss at nominal load (Δt 20 K) | mbar | 1.1 | 2.1 | 3.2 | 2.8 | |
permissible pressure range discharge safety valve | bar | min. 1 bis max. 4 | ||||
discharge safety valve inlet temperature | °C | 4 bis 15 | ||||
discharge safety valve opening temperature | °C | 95 | ||||
noise level | dB | 45.5 | 47.7 | 51.4 | 54.2 | |
usable heat output | kW | 25.1 | 41.1 | 60.7 | -- | |
partial output operation | nein | |||||
fuel supply (manually / automatically) | manually | |||||
calorific value utilization (yes / no) | no | |||||
combination boiler for hot water and heating (yes / no) | no | |||||
combined heat and power generation (yes / no) | no | |||||
fuel efficiency at nominal output (GCV) | % | 82.2 | 82.1 | 82.2 | -- | |
auxiliary power consumption standby | kW | 0.001 | ||||
auxiliary power consumption nominal output | kW | 0.022 | 0.034 | 0.049 | -- | |
energy efficiency class | A+ | A+ | A+ | -- | ||
Energy Efficiency Index EEI | 116 | 116 | 116 | -- | ||
room heating annual utilization rate ηs | % | 79 | 79 | 79 | -- | |
dust emission PM | mg/mn³ | 14.7 | 25.9 | 13.4 | -- | |
OGC emission OGC | mg/mn³ | 11.8 | 26.2 | 17.7 | -- | |
CO emission CO | mg/mn³ | 147.4 | 194.0 | 272.3 | -- | |
Nox emission Nox | mg/mn³ | 146.9 | 237.6 | 164.0 | 145.5 | -- |
room heating annual emissions - dust | mg/mn³ | 15 | 26 | 13 | -- | |
room heating annual emissions - OGC | mg/mn³ | 12 | 26 | 18 | -- | |
room heating annual emissions - CO | mg/mn³ | 147 | 194 | 272 | -- | |
room heating annual emissions - Nox | mg/mn³ | 238 | 164 | 146 | -- | |
Producer | Solarbayer GmbH, Am Dörrenhof 22, 85131 Pollenfeld/Preith |
fuel chamber/fuel consumption | type | 25 E | 40 E | 60 E | 100 E |
admissible fuel | untreated, split wood log, residual moisture 16% <±3 | ||||
recommended wood log length | mm | 500 | 500 | 700 | 1000 |
fuel chamber depth | mm | 560 | 560 | 750 | 1085 |
fuel chamber height | mm | 490 | 750 | 730 | 730 |
fuel chamber width | mm | 440 | 440 | 575 | 575 |
dimension of the filling hole w/h | mm | 435/255 | 435/255 | 575/318 | 575/318 |
fuel chamber capacity, volume liter approx. | L | 116 | 180 | 310 | 455 |
max. filling weight (beech) approx. | kg | 30 | 48 | 80 | 120 |
fuel consumption at nominal load (beech) approx. | kg/h | 7.1 | 11.2 | 17 | 25 |
combustion period at nominal load (beech) approx. | h | 4.2 | 4.3 | 4.5 | 4.5 |
exhaust gas routing | type | 25 E | 40 E | 60 E | 100 E |
recommended min. chimney cross section Ø | mm | 150 | 200 | 200 | 200 |
draft requirements | Pa | -13 ... -15 | |||
effective minimum chimney height | m | ca. 7 | |||
exhaust gas mass flow (reference 13% CO2) | g/s | 16 | 25 | 38 | 64 |
modulating exhaust gas temperature | °C | approx. 180 (±30) | |||
recommended exhaust gas routing | m | effective length < 1,5mtr (max. 2 bends) | |||
barometric damper | definitely recommended |
Electrical data | type | 25 E | 40 E | 60 E | 100 E |
mains voltage/frequency | V/Hz | 230/50 | |||
power consumption - standby | W | <0.3 | |||
power consumption - operation (E | LC) | W | 40 | 55 | 40 | 55 | 80 | 95 | 80 | 95 |
hydraulic | type | 25 E | 40 E | 60 E | 100 E |
min. buffer tank volume 1) | l | 1500 | 2200 | 3300 | 5500 |
manufacturer's recommendation 1) | l | 2000 | 3000 | 5000 | 6000 |
min. tube dimension (CU-/steel precision tube) Ø 2) | mm | 28 | 35 | 42 | 54 |
min. tube dimension (steel tube) 2) | DN 25/1″ | DN 32/1 ¼″ | DN 40/1 ½″ | DN 50/2 ″ | |
required boiler return line temperature (flow line temperature aim 80°C) | °C | 70 | 67 | 65 | 63 |