HDG M299, Operation Manual

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3 Mode of operation – Fuel quality requirements
24
HDG M299/300/350/400 - Version 1 - en
©
HDG Bavaria GmbH 07/2008
*Maximum operating temperatures of up to 110 °C can also briefly
occur.
3.4 Fuel quality requirements
P
ERMISSIBLE FUEL
The HDG M299/300/350/400 heating system is designed for the
standard use of burning untreated wood in the form of wood chips,
shavings and wood pellets.
In accordance with German law (§3 (1) 1. BlmSchV), the fuel classes 4,
5, 5a, 6, and 7 may be used in this heating system.
F
UEL CLASS
4 Untreated log wood including adhering bark in the form of wood
chips.
F
UEL CLASS
5 Untreated wood (not log wood), such as shavings.
F
UEL CLASS
5
A
Pellets made of untreated wood in the form of wood pellets or wood
briquettes
F
UEL CLASS
6 Painted, varnished or coated wood including remains thereof,
provided no wood protection agents have been applied or are
present as the result of a treatment, and coatings do not contain
organic halogen compounds or containing heavy metals.
F
UEL CLASS
7 Plywood, chipboard, fibreboard or otherwise glued wood including
remains thereof, provided no wood protection agents have been
applied or are present as the result of a treatment, and coatings do
not contain organic halogen compounds or heavy metals.
Fuel classes 6 or 7 may only be used in a wood processing plant at 30
kW or more nominal thermal power. In the case of painted, varnished
or coated wood, it should be noted that greater stress can be placed
on the wearing parts such as wall lining, fill level and lambda sensors,
which may reduce their service lives.
Water-side resistance at nominal
thermal power
•
10 K
• 20 K
9100 Pa
2500 Pa
9100 /
10200 Pa
2500 /
2800 Pa
11500 /
13100* Pa
3100 /
3500* Pa
14600 Pa
4000 Pa
Other information
Sound pressure level emitted < 70 dB(A)
Min. air inlet cross section 648 cm² 670 /
700 cm²
750 /
750 cm²
850 /
850 cm²
Boiler type
HDG M299
Wood chips
HDG M300
Wood chips /
pellets
HDG M350
Wood chips /
pellets
HDG M400
Wood chips /
pellets
Table 3/1 - Technical data