WOOD CHIP and shavings heating system

NEW! LMe

800 – 1200 kW

  • Sturdy design
  • Industrial version

Wood chip and shavings heating system

NEW! LMe

The LMe from Fröling is a future-oriented heating system for the fully automatic use of a wide range of biomass fuels. With the LMe, Froling ensures a robust design, modular components and easy access for maintenance. The result is a heating system that delivers impressive reliability, efficiency and technological maturity in day-to-day operation.


Equipped with a hydraulically driven moving grate, the fuel is continuously conveyed through the high-temperature combustion chamber. This ensures complete combustion and thus maximum efficiency. We support heat generation through an intelligent control system that continuously monitors and dynamically adjusts all relevant parameters.


The LMe is characterised by a high degree of automation. All central processes, from transport of material to removal of ash, run fully automatically, enabling low-maintenance continuous operation even under demanding conditions.

Information/advice

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The latest technology

Steuerbarer Kesselbypass

Controllable boiler bypass
For optimised partial load operation and flue gas temperature control

Tertiärluftöffnungen

Tertiary air vents

for increased efficiency in the combustion process.

Integrierter Zyklonabscheider

Integrated cyclone separator

Multi-cyclone separator with central ash removal for guaranteed lowest emission values.

Automatische Zündung

Automatic ignition

Two automatic ignitions ensure quick and efficient ignition of the heating material. With hydraulic loading, a third ignition fan can optionally be installed in the slide-in area.

Hydraulische Beschickung

Hydraulische Beschickung

The burn back slide valve closes off the fuel feed-in from the fuel store compartment. The fuel is fed into the combustion chamber directly on to the moving grate by means of a hydraulic ram.

4-schalig aufgebaute Hochtemperatur-Brennkammer

High-temperature combustion chamber with 4-layer jacket

For optimum combustion even with low-quality fuel (e.g. high water content, ...) or alternative fuels. Internal structure: innovative module components of high-temperature-resistant silicon carbide / first thermal insulation / air jacket / second thermal insulation.

Mehrzug-Wärmetauscher

Multiple-pass heat exchanger

With generously dimensioned heat exchanger surfaces. In addition, the turbulators in the heat exchanger pipes ensure the lowest flue gas temperatures and thus even higher efficiency. Operating pressure 6 bar (8 bar on request).

Druckluftabreinigung

Compressed air cleaning system

With direct flow to each heat exchanger pipe and integrated, space-saving compressed air tanks.

Hochtemperatur- Nachverbrennungszone

High temperature after-burning zone

This increases efficiency even further, particularly with poor quality fuels.

Modulbausteine aus Siliziumkarbid

Modular components of silicon carbide

Complete combustion chamber lining with highquality module components of silicon carbide.

Sekundärluftöffnungen

Secondary air openings

These ensure optimum combustion and complete burn-through.

Hydraulisch bewegter Vorschubrost

Hydraulically actuated moving grate

Ensures continuous transport of fuel and complete burnthrough (even with difficult types of fuel). The moving
grate is capable of continuous operation.

Systematic convenience

The PLC 4000 controller is built using high-quality industry-standard components. The clear, user-friendly control system offers a wide range of different settings and visualisation options for individual, efficient and stable operation. The Froling PLC 4000 offers numerous functional options such as multi-sensor storage tank management, heating circuit and network temperature control, external output specifications, cascade function, integration, monitoring and control of additional peripheral components.

Advantages

  • Powerful PLC controller with big colour touch display

  • Simple and reliable remote access via Froling visualisation software

  • Numerous functional options

Bunkerbefüllsystem

Vertical feed screw BFSV-H bunker filling system

GAR-G mit getrenntem Rührwerk

GAR-G system with separate rotary agitator (NEW: ∅300)

Sturdy articulated arm discharge unit for coarse grain fuels and for fuels with a low
propensity to trickle. Torsion-resistant industrial quality ensues a long working life and
optimum discharge.

Progressive Dosierschnecke mit modularem Stecksystem

Progressive metering screw with modular plug-in system

The progressive feed screw guarantees reliable fuel transport. Thanks to the progressive screw pitch, the material does not become compacted and can always be transported easily. This ensures less force and energy consumption. The modular design of the feed screw with standard extension pieces between 100 and 2,000 mm (increments of 100/200 mm) allows easy assembly and flexible positioning of the system in the boiler room. The Froling feed screw does not require sloping sides. 

Klappbodenbehälter (bei Außenaufstellung verzinkt)

Flap-bottomed container (galvanised for exterior installation)

The ash is automatically conveyed into the flap-bottomed container whence it can easily be emptied. This ensures long emptying intervals and maximum convenience.

Suitable for coarse wood chips P63 (previously G100)

Brennstofffördereinrichtung für Grobhackgut P63 (ehemals G100)

Depending on the application, raking chain conveyors, conveyor belts or hydraulic
cross feeders may be used, with the option of connection of sprinklers.

Fröling Speichersysteme mit Fühlerleiste

Froling storage tank systems with sensor strip

Fröling storage tank systems are available in various sizes and are also ideal for combining with other energy systems.

Hydraulische Beschickung

Burn back slide valve (RBS)

Hydraulic fuel feed-in

Integrierter Zyklonabscheider

Integrated cyclone separator

The multi-cyclone separator reduces fine dust emissions to a
minimum.

Schubbodenaustragung

Alternatively an interchangeable sliding floor container can be used

Example
Discharge: SB container
Fuel: Wood chips

Brochures / EU Label

NEW! LMe

Technical specifications

Technical specifications - LMe800900100011001200
Rated heat output                                          [kW]79989999910991199
Output range                                    [kW]239,7-799269,7-899299,7-999329,7-1099359,7-1199
Rated thermal input of fuel with pellets                    [kW]826,3934,510451144,81245
Rated thermal input of fuel with wood chips                    [kW]831,4940,410451144,81245
Nominal output-efficiency wood chips96,1 %95,6 %95,6 %96 %96,3 %
Nominal output efficiency, pellets96,7 %96,2 %96,6 %96 %96,3 %
Electrical connection400V / 50Hz / C35A or as shown on the circuit diagram400V / 50Hz / C35A or as shown on the circuit diagram400V / 50Hz / C35A or as shown on the circuit diagram400V / 50Hz / C35A or as shown on the circuit diagram400V / 50Hz / C35A or as shown on the circuit diagram
Max. permitted operating overpressure                [bar]6 (8²)6 (8²)6 (8²)6 (8²)6 (8²)
Total dry weight including attachments.                            [kg]1620016200162001620016200
Weight - combustion chamber incl. SiC modules                                        [kg]99859985998599859985
Weight of SiC modules                          [kg]46104610461046104610
Weight of SiC modules                                [kg]57505750575057505750
Combustion chamber installation dimensions (L x W x H) incl. collision protection and insulating sheet panelling                       [mm]4285 x 1980 x 22004285 x 1980 x 22004285 x 1980 x 22004285 x 1980 x 22004285 x 1980 x 2200
Dimensions required for heat exchanger installation                      [mm] (L x B x H)4350 x 2270 x 1715 (with return mixer group) 4350 x 1910 x 1715 (without return mixer group)4350 x 2270 x 1715 (with return mixer group) 4350 x 1910 x 1715 (without return mixer group)4350 x 2270 x 1715 (with return mixer group) 4350 x 1910 x 1715 (without return mixer group)4350 x 2270 x 1715 (with return mixer group) 4350 x 1910 x 1715 (without return mixer group)4350 x 2270 x 1715 (with return mixer group) 4350 x 1910 x 1715 (without return mixer group)
Flue spigot diameter                                   [mm]400400400400400
Heat exchanger water capacity                              [l]23902390239023902390
Minimum boiler return temperature              [°C]7070707070
Max. permitted operating temperature                [°C]>100³)>100³)>100³)>100³)>100³)
Flue gas temperature (at NL / at PL                               [°C]140 (100)140 (100)150 (100)160 (100)160 (100)
Permitted fuel as per EN ISO 17225Part 4: Wood chips P16s - P45s class A1 + A2 P63 with hydraulic loading Part 2: Wood pellets, D06 / class A1 + A2Part 4: Wood chips P16s - P45s class A1 + A2 P63 with hydraulic loading Part 2: Wood pellets, D06 / class A1 + A2Part 4: Wood chips P16s - P45s class A1 + A2 P63 with hydraulic loading Part 2: Wood pellets, D06 / class A1 + A2Part 4: Wood chips P16s - P45s class A1 + A2 P63 with hydraulic loading Part 2: Wood pellets, D06 / class A1 + A2Part 4: Wood chips P16s - P45s class A1 + A2 P63 with hydraulic loading Part 2: Wood pellets, D06 / class A1 + A2

2 on request
³ Higher boiler temperatures on request

NEW! LMe

Dimensions

All dimensions in mm - LMe800900100011001200
L1    Length of boiler43454345434543454345
L2    Swing range of the reversing chamber door11951195119511951195
L3    Width of stoker (screw-fed)10101010101010101010
L4    Distance between the stoker and the back of the boiler510510510510510
L5    Lenght of hydraulic stoker28502850285028502850
L6   Distance between the hydraulic stoker connection and the side of boiler500500500500500
L7    Distance from the flow to the front of the boiler12401240124012401240
L8    Distance from the return to the front of the boiler (with integrated mixing valve group for return temperature control17651765176517651765
L9   Distance from the return to the front of the boiler (with on-site return temperature control)34153415341534153415
L10  Distance from the flue gas pipe top connection to the front face of the boiler44904490449044904490
B1    Overall width of the boiler31953195319531953195
B2   Width boiler19151915191519151915
B3   Width multicyclone875875875875875
H1   Boiler height38303830383038303830
H2   Heigth of return connection (with on-site return temperature control)35803580358035803580
H3   Heigth of flue gas pipe connection33453345334533453345
H4   Heigth of the stoker connection (screw-fed)11651165116511651165
H5   Height of the return connection (with integrated mixing valve group for return temperature control)32503250325032503250
H6  Height of the flow connection35803580358035803580

For you personally

Information & advice

You would like to have further product information or you have general questions regarding our company?

Contact

Fröling Heizkessel- und Behälterbau Ges.m.b.H.
Industriestraße 12 | A – 4710 Grieskirchen

Company

Froling is a pioneer in modern wood heating systems. The Froling signature is on many products from the groundbreaking invention of the firewood boiler with high-temperature combustion, from the wood chip burner with Lambda technology to the development of the internationally acclaimed pellet boiler.

A wide variety of well-known international quality awards underscores the ongoing success of the Austrian family company.

Heating with biomass

Heating with wood is convenient, saves on heating costs, is a secure renewable raw material and is also carbon-neutral