Beli Nestro 7,5 Kw bekas (40.714)

Kondisi: bekas, For sale: MAWERA 470 kW Biomass Boiler – Robust Industrial Wood Chip Heating System The MAWERA biomass boiler with a nominal thermal output of 470 kW is ideal for industrial and agricultural heating applications requiring a continuously high heat demand. Austrian quality, durable construction, and efficient heat transfer are the hallmarks of this boiler. — Technical Data: • Fuel: Wood chips, sawdust, planer shavings • Nominal output: 470 kW • Combustion system: ◦ Screw conveyor for fuel feeding ◦ Combustion chamber with heat-resistant chamotte lining • Control & Air supply: ◦ Primary and secondary air via motorized air flaps and blowers ◦ Temperature-controlled regulation with flue gas and combustion chamber sensors • Boiler design: ◦ Water-carrying boiler with generous heat exchanger surface ◦ Firebox doors at the front and rear for easy access and maintenance — Location: Hungary, 9200 Mosonmagyaróvár, Kötöttárugyári út 22 (ProfiKazán) TOP HEATING SYSTEMS – Used heating plants, boilers, heat pumps & accessories directly from stock We are a family business with around 20 years of experience in heating technology and operate a 1,500 m² warehouse in Mosonmagyaróvár, Hungary, with a constantly available stock of approx. 50–60 units. 📍 Location: Our warehouse is located in Mosonmagyaróvár, Hungary – about 15 km from the Austrian border and approx. 80 km from Vienna. Mosonmagyaróvár is the first major city on the Hungarian side after crossing from Austria. 🔥 Our product range includes: • Wood chip boilers • Pellet boilers • Wood gasification boilers • Log wood boilers • Biomass boilers • Oil and gas boilers • Heat pumps • Thermal ventilators • Hot air blowers • Warm air heaters • Industrial heaters Ksdpfsmuzq Eox Aafjdl • Buffer tanks • Heat exchangers • Screw conveyors • Fuel extraction systems • Burners • Pumps • Extensive heating accessories ⚙️ Accessories and components: In addition, we carry a large selection of accessories, including circulation pumps, plate heat exchangers, and many other components, covering applications from domestic to industrial scale requirements. 🏭 Brands in our range: Fröling, Hargassner, KWB, HDG, Binder, ETA, Herz, Guntamatic, Windhager, Viessmann, Buderus, and many more. 🌐 Current offers: Most of our current offer can be found on our website: topheatingsystems.com We also have additional units not yet advertised online. 📅 Viewing: An on-site visit at our warehouse is possible by prior arrangement. If you are interested, please feel free to contact us – we will help you find the right solution.

Kondisi: siap digunakan (bekas), Tahun pembuatan: 2022, Fungsionalitas: berfungsi sepenuhnya, luas filter: 160 m², Perlengkapan: dokumentasi / manual, NESTRO Extraction System Year of Manufacture 2022 – Modern Industrial Plant – Excellent Condition Nestro Extraction Unit Jet NFHSU 11125, 160 m² Filter Area, incl. 2x Electric Diverter Valves, excl. Spark Extinguishing System, Year 2022 Description Kjdpfjywfl Hex Aafjdl For sale is a high-quality, modern extraction system from NESTRO Lufttechnik GmbH, year of manufacture 2022. The system comes from an industrial application and is in correspondingly good, well-maintained condition. Owing to its recent manufacturing date, it features up-to-date technology, high energy efficiency, and modern control components. 👉 Ideal for joineries, woodworking, manufacturing operations, and industrial applications generating dust and chips. Technical Key Data (excerpt) Manufacturer: NESTRO Lufttechnik GmbH Year of manufacture: 2022 Duct diameter: Ø 300 mm Electric diverter valves included Diverter valve motor power: 0.12 kW Operating voltage: 400 V Frequency: 50 Hz Robust industrial design Scope of Supply - Filter system / filter housing - Fan / negative pressure fan - Control system (incl. modern system controller) - Ductwork and components (according to inventory) - Diverter valves - Steel framework / installation stand Condition ✔ Year of manufacture 2022 – very modern condition ✔ System was in operation and has proven performance ✔ Well-maintained overall plant ✔ Inspection possible at any time Features ✔ Very recent year of manufacture ✔ Premium manufacturer (NESTRO) ✔ Modern control technology ✔ Energy-efficient and future-proof ✔ Significantly more economical than a comparable new system ✔ Excellent for rapid integration into existing operations Important Notes Sale in current condition Dismantling and loading by the buyer Optional assistance with dismantling can be arranged Sale without warranty Condition / Warranty The offered machine is sold as a used system. The sale takes place under exclusion of any liability for material defects. The machine is sold as inspected and under exclusion of any warranty. The seller provides no guarantee for functionality, performance, or suitability for a specific purpose. Disclaimer Any liability for material defects is excluded. This does not apply to damages arising from injury to life, body, or health, nor to cases of intentional or grossly negligent conduct by the seller. Dismantling and Transport Dismantling of the machine shall be carried out by the buyer at their own responsibility and cost. The buyer bears all costs and risks associated with dismantling, loading, and transport. Transfer of Risk Risk is transferred to the buyer at the latest with the start of dismantling or loading. Other No liability is assumed for hidden defects. All information regarding the machine (e.g., year of manufacture, operating hours, technical data) is provided to the best of our knowledge but without guarantee.

Kondisi: sangat baik (bekas), Tahun pembuatan: 2015, Penghilang debu untuk menangkap, mengangkut, dan memisahkan semua jenis debu dan serpihan berbahan dasar kayu beserta sumber pembentukannya, serta untuk mengekstrak dan memisahkan serpihan dan debu kayu yang mengendap.
1 x Filter vakum modular 9/4-30, 3 elemen. Kipas angin 2 x US-FHN 15kW
Perangkat pemindahan 1 x Rotary valve NZRS 2140x665 Total aliran volume: 30.000 m3/jam Kdjdpfxjy Edxus Aafsl

Kondisi: baik (bekas), Tahun pembuatan: 1995, lebar perataan: 630 mm, jenis penyesuaian ketinggian: listrik, jumlah mata pisau planer: 4, tinggi penyerutan: 250 mm, Perlengkapan: rem mesin, ⭐ MARTIN Thickness Planer T44 – 7.5 kW – Tersa – Digital Readout – Electric Thickness Table – Top Industrial Quality ⭐ For sale is a high-quality MARTIN T44 thickness planer from German industrial production, renowned for its extremely smooth operation, precision, and durability. This machine is perfectly suited for professional joineries, carpentry workshops, or demanding workshops looking for a reliable, solid industrial machine. Ksdpfxjyh I Ets Aafodl ✅ Technical Specifications & Features: +Manufacturer: MARTIN +Model: T44 +Planing width: 630mm +Planing height: 2.8 – 250 mm +Year of manufacture: 1995 +Motor power: 7.5 kW (high-performance industrial motor) +Tersa cutterhead system – quick knife change without adjustment +Digital thickness table readout for precise operation +Electric thickness table adjustment +Heavy, low-vibration cast iron construction +Rubber-coated outfeed roller +Central lubrication +Very clean planing finish and smooth running ️Condition: +Well-maintained used machine from ongoing operation +Technically flawless +Immediately ready for use +Normal age-related signs of use present Inspection & test run possible by arrangement – the machine can be tested on site. Price: €8,900 net Location: 39340 Haldensleben Shipping by freight possible

Kondisi: sangat baik (bekas), Tahun pembuatan: 2001, Fungsionalitas: berfungsi sepenuhnya, lebar perataan: 630 mm, jumlah mata pisau planer: 4, Perlengkapan: rem mesin, Panhans Mesin Serut Ketebalan 436 DH 400 – 630 mm – Tersa – 7,5 kW – Kondisi sangat baik Dijual mesin serut ketebalan Panhans tipe 436 DH 400 dalam kondisi sangat baik. Mesin kokoh dan presisi dengan pengaturan ketinggian elektrik, layar digital, dan sistem pergantian pisau cepat Tersa. Data teknis: Lebar serutan: 630 mm Tinggi serutan: 250 mm Motor: 7,5 kW Kecepatan umpan: 7 + 14 m/menit Panjang meja: 1.110 mm Berat: sekitar 700 kg Harga: €8.900 net (belum termasuk PPN) Pengiriman via ekspedisi memungkinkan Kodsw U Thispfx Aafedl Tersedia langsung dari gudang Haldensleben

Kondisi: baik (bekas), Saya menawarkan pompa vertikal industri merek ternama Jerman ALLWEILER GmbH – model NLT 50-200. Pompa ini dirancang untuk operasi berkesinambungan di instalasi industri, air, dan teknologi. Perlengkapan lengkap dengan motor listrik. Kondisi bekas – terdapat tanda-tanda penyimpanan dan korosi permukaan ringan. ⚙️ Data teknis Produsen: ALLWEILER (Jerman) Tipe: NLT 50-200 Tahun produksi: 2014 Kapasitas: 75 m³/h Tinggi tekan: 48 m Kecepatan putar: 2900 rpm Daya motor: 11,6 kW Tegangan: 400V (50 Hz) 460V (60 Hz) Diameter konektor: sekitar 65 mm Desain: vertikal (pompa inline vertikal) ✅ Kondisi teknis pompa lengkap dengan motor tidak ada kerusakan mekanis yang terlihat Kdsdpjyxtfwofx Aafel berputar dengan lancar kondisi visual sesuai foto (tanda-tanda penyimpanan, karat ringan)

Kondisi: bekas, 2x KWB Powerfire TDS 300 Wood Chip Boiler / Biomass Heating System – Approx. 600 kW For sale are 2 units of KWB Powerfire TDS 300 wood chip boilers, operated together in cascade mode. 👉 Total Output: approx. 600 kW ⸻ Technical Highlights: • Rotary grate combustion system – robust and self-cleaning • Cyclone combustion chamber – clean combustion, low emissions • Lambda control – optimum efficiency • Fully automatic output adjustment • Automatic heat exchanger cleaning • KWB Comfort 3 controller • Suitable for wood chips (biomass) and pellets ⸻ Advantages of cascade system: • Flexible output adjustment according to demand • Highly efficient in partial-load operation • Each boiler can be operated individually • Redundancy / operational reliability ⸻ Scope of delivery: ✔ Including feed auger for both boilers (approx. 1 m feed screw with motor, mounted directly on the boiler – feeds fuel directly into the combustion chamber) ⚠️ Note: No discharge/fuel transport system (room discharge) → Available on request at extra cost ⸻ Kdsdsy A Ewtjpfx Aafel 📍 Location: Mosonmagyaróvár, Hungary 👉 approx. 80 km from Vienna 👉 approx. 35 km from Parndorf TOP HEATING SYSTEMS – Used heating plants, boilers, heat pumps & accessories directly from stock We are a family-run business with around 20 years of experience in heating technology and operate a 1,500 m² warehouse in Mosonmagyaróvár, Hungary, with around 50–60 units available at all times. 📍 Location: Our warehouse is located in Mosonmagyaróvár, Hungary – approx. 15 km from the Austrian border and approx. 80 km from Vienna. Mosonmagyaróvár is the first major city on the Hungarian side after crossing the Austrian border. 🔥 Our product range includes, among others: • Wood chip boilers • Pellet boilers • Wood gasification boilers • Log wood boilers • Biomass boilers • Oil and gas boilers • Heat pumps • Thermal ventilators • Hot air blowers • Warm air heaters • Industrial heaters • Buffer tanks • Heat exchangers • Feed augers • Fuel discharge systems • Burners • Pumps • Comprehensive heating accessories ⚙️ Accessories and components: Additionally, we offer a wide selection of accessories, including circulation pumps, plate heat exchangers, and many other components – from domestic to industrial-scale applications. 🏭 Brands in our range: Fröling, Hargassner, KWB, HDG, Binder, ETA, Herz, Guntamatic, Windhager, Viessmann, Buderus, and many more. 🌐 Current offers: Most of our current stock can be found on our website: topheatingsystems.com We also have further units available that are not yet listed. 📅 Viewing: Viewing is possible at our warehouse by prior appointment. If you are interested, please contact us – we are happy to assist you in finding the right solution.

Kondisi: bekas, Tahun pembuatan: 2012, daya: 110 kW (149,56 hp), Hargassner 110 kW – Biomass Boiler (Pellet / Wood Chip) – 2 units available, cascade operation possible For sale: One Hargassner 110 kW fully automatic biomass boiler with modern design (year of manufacture: 2012). ⚠️ 2 identical boilers available! ➡️ Ideal for cascade operation up to approx. 220 kW ➡️ High operational reliability and optimal output modulation ⸻ Technical data: • Year of manufacture: 2012 • Output: 102–109 kW • Rated combustion output: up to 116.5 kW • Max. temperature: 95 °C • Max. pressure: 3 bar • Water capacity: 190 litres • Weight: approx. 1010 kg Kedpfxsy A Ei No Aafodl ⸻ Key features: • Fully automatic operation • Lambda sensor → automatic combustion control • Modulating output (on-demand adjustment) • Automatic cleaning and ash removal • 3-pass boiler → high efficiency • Fireclay-lined combustion chamber → clean combustion • Automatic grate (self-cleaning) • Very low power consumption (~0.18 kW) • Modern, energy-efficient system ⸻ Feed system / equipment: • Incl. feed auger (standard equipment) • Currently equipped with automatic pellet suction system (vacuum feed system) ➡️ Pellet operation is very simple: • Connection to pellet storage via flexible hose • System automatically draws pellets into the boiler • Fully automatic operation with no manual feeding required ➡️ Optionally, the boiler can also be configured for wood chip operation (by connecting a discharge auger system) ⸻ Condition: • Recently dismantled • Fully operational up to dismantling ⸻ Viewing: Viewing by appointment possible at our 1,500 m² warehouse in Mosonmagyaróvár, Hungary TOP HEATING SYSTEMS – Used heating systems, boilers, heat pumps & accessories directly from stock We are a family business with around 20 years of experience in heating technology, operating a 1,500 m² warehouse in Mosonmagyaróvár, Hungary, with a constantly available inventory of approx. 50–60 devices. 📍 Location: Our warehouse is located in Mosonmagyaróvár, Hungary – approx. 15 km from the Austrian border and approx. 80 km from Vienna. Mosonmagyaróvár is the first major town on the Hungarian side after crossing the Austrian border. 🔥 Our product range includes, among others: • Wood chip boilers • Pellet boilers • Wood gasification boilers • Log wood boilers • Biomass boilers • Oil and gas boilers • Heat pumps • Industrial hot air fans • Warm air heaters • Industrial heaters • Buffer tanks • Heat exchangers • Feed augers • Discharge systems • Burners • Pumps • Comprehensive heating accessories ⚙️ Accessories and components: In addition, we offer a wide range of accessories including circulating pumps, plate heat exchangers, and many other components – from private to industrial scale. 🏭 Brands in our range: Fröling, Hargassner, KWB, HDG, Binder, ETA, Herz, Guntamatic, Windhager, Viessmann, Buderus, and many more. 🌐 Current offers: A large selection of our current inventory can be found on our website: topheatingsystems.com We also have further equipment that has not yet been advertised. 📅 Viewing: A visit to our warehouse is possible by prior appointment. If you are interested, feel free to contact us – we are happy to help you find the right solution.

Kondisi: sangat baik (bekas), SEW Eurodrive RF73DT80N-4BM motor reduktor 0,75 kW 1380/31 rpm B5 dengan rem Kdjdpfx Ajywn Ukjafjl

Kondisi: sangat baik (bekas), Dijual agregat industri lengkap yang terdiri dari motor listrik Siemens dan unit penggerak (pompa/transmisi). Perangkat ini terpasang pada basis yang kokoh, siap digunakan untuk aplikasi industri, bengkel, atau sebagai bagian mesin. Data teknis: Produsen: Siemens Model: 1LA5083-2AA20 Daya: 1,1 kW Putaran: sekitar 2850 rpm Tegangan: 220/380 V Frekuensi: 50 Hz Kelas perlindungan: IP54 Tipe pemasangan: B3 Kondisi: Bekas pakai, terlihat tanda-tanda pemakaian (goresan, bekas pada cat). Kondisi teknis berfungsi dengan baik. Kdsdpfx Aeywn Nzjafjl Catatan: Ada elemen plastik kecil yang rusak di kotak sambungan (terlihat pada foto). Hal ini tidak memengaruhi fungsi perangkat.

Kondisi: diremajakan ulang (bekas), Fungsionalitas: berfungsi sepenuhnya, Kami menawarkan 4 unit turbin Schlick - 320 mm, termasuk motor 7,5 kW. Turbin dari - Schlick ROTO-JET RB500 5.2/4/7,5 Kdedpfx Aaovphf Usfel Tipe turbin - 5.2 Kapasitas abrasif - 140 kg/menit Kecepatan abrasif pada keluaran - 70 m/detik Turbin setelah overhaul total, menggunakan suku cadang asli. Mesin peledakan, blasting, sandblasting. HARGA PER UNIT - 3.000 Euro.

Tahun pembuatan: 2015, Kondisi: sangat baik (bekas), Fungsionalitas: berfungsi sepenuhnya, panjang total: 1.030 mm, lebar total: 450 mm, tinggi total: 480 mm, 2 pcs horizontal, split-case volute pumps in process design, with radial impeller, single-suction, single-stage ! Price per unit ! Manufacturer: KSB Model: MCPK 40-25-160 Year of manufacture: 2015 Shaft sealing: Double-acting Burgmann mechanical seal with flushing water connection and flow meter Impeller diameter: 169 mm Pump speed: 2,950 rpm !!! ATTENTION !!! Operating parameters are listed on the nameplate. Not the actual duty point performance!!!! I have attached 2 characteristic curve images. Photo 11: Duty point Photo 12: Operating parameters for the last application Flow rate: 6.9 m³/h Head: 33.0 meters Shaft power: 1.73 kW Efficiency: 35.87 % NPSH: 2.17 Operating data for last application (approx.): Flow rate: 2.2 m³/h Head: 37.0 meters Shaft power: 1.27 kW Efficiency: 18.07 % NPSH: 1.99 Materials: Volute casing: Noridur 1.4593 Casing cover: Noridur 1.4593 Shaft: C 45+N Impeller: Noridur 1.4593 Other wetted parts: 1.4517 Electric motor: 5.5 kW Energy efficiency: IE 2 Voltage: 400/690 V Speed: 2,950 rpm Material 1.4593 Noridur is very well suited for: - Chemical and process engineering industry - Sulfuric and phosphoric acid - Salt production and processing - Petrochemical industry Kodpfx Asfyn Rpsafedl - Coking plants - Textile and pulp industry - Food and sugar industry - Mining/coal extraction and handling - Flue gas desulphurization systems - Acidic, chloride-containing wash suspensions - Acidic process water - Wastewater treatment/sewage plants - Offshore and marine technology ! Price per unit !

Kondisi: baru, pl-hu-001 Ksdpfeyutpgjx Aafsdl

Kondisi: baru, Dijual: kipas radial profesional dari merek ternama Jerman ELEKTROR – Karl W. Müller. Perangkat ini cocok untuk aplikasi sistem ventilasi, penghilangan debu, transportasi udara di instalasi teknologi, bengkel pengecatan, pertukangan kayu, serta mesin-mesin produksi. Kipas dalam kondisi visual dan teknis yang sangat baik – konstruksi kokoh dan berat. Kedpfx Aaoyuqrlefsdl Spesifikasi teknis: • Produsen: Elektror • Model: RD 06 • Daya motor: 2,2 kW • Tegangan: 230 / 400 V • Putaran: ± 2870 rpm • Frekuensi: 50 Hz • Kapasitas udara: ± 3600 m³/jam • Tekanan: ± 2550 Pa • Kelas perlindungan: IP54 Inlet dan outlet persegi panjang – ukuran terlihat pada foto.

Kondisi: sangat baik (bekas), 1 Kdedpfjyuqrfex Aafjl

Kondisi: sangat baik (bekas), pl-hu-001 Kdedpfx Aaoyridbefjl

Kondisi: baru, Tahun pembuatan: 2026, Fungsionalitas: berfungsi sepenuhnya, nomor mesin/kendaraan: EAN0729389556525, panjang total: 253.000 mm, beban per pasangan rangka atap (maks.): 2.000 kg, kapasitas muatan per bagian penyimpanan: 2.000 kg, jumlah baris rak: 10, tinggi rak: 7.500 mm, tinggi rangka: 7.500 mm, panjang rak: 25.300 mm, panjang penyangga: 2.700 mm, 10 rows of pallet racks (10 x M75112711-4) Each 25.3 m long, 7.5 m high, 1.1 m deep, 9 bays per row, 2.7 m wide, 4 beam levels per bay, shelf load capacity 2,000 kg. - 100 frames (RM7511 - RAL5019) - 200 base plates, shims, fixing material - 400 floor anchors (ZZBA1210) - 720 single beams (T27114 - RAL2008) - 2 collision/ramp guards (ZRS40901) - 4 side protections (ZFL4090D) Kodpfx Aaev Uqwdefedl - 120 spacers/connectors for double rows (ZAbh20) - 10 load capacity signs (BSMcP) Frames are bolted, not pre-assembled. Freight / Delivery: - maximum 20 working days after receipt of payment - delivered free to building/construction site - unloading from the truck is carried out by the customer with own lifting equipment - deliveries are made throughout the entire territory of the Federal Republic of Germany, except for islands! Deliveries to EU countries as per individual agreement.

Kondisi: bekas, Dengan sambungan ekstraksi bawah Permukaan ekstraksi (L x T): 2400 x 1600 mm Kjdpfsyxm Ekox Aafedl Aliran udara: 7000 m³/h Tinggi: 2600 mm Kedalaman: 800 mm Sistem suplai udara lengkap disertakan (tipe Wolf KG100) Dengan baki penampung tetesan Dilengkapi dengan sistem kontrol

Kondisi: bekas, Cocok untuk ekstraksi serbuk gergaji dan serpihan kayu. Dapat dipasang di dalam ruangan. Jumlah kantong penampung serpihan: 6 pcs. Jumlah baris kartrid filter: 4 pcs. Panjang kartrid filter: 2000 mm. Dimensi tapak (P x L x T): 3620 x 3620 x 925 mm. Filter kantong dengan pembersih motor penggetar, luas filter: 68 m². Kipas: 11 kW, sekitar 7000 m³/jam. Dilengkapi dengan sistem kontrol. Kdsdpfx Aeyxmq Hsafol

Kondisi: bekas, Barang bekas Perlengkapan dan data teknis: - dengan tuas pengalih manual, dicat, stabil - Diameter koneksi 350 mm Ukuran: sekitar 1240 x 900 x 450 mm Kdsdpjyq T Izsfx Aafjl Ketersediaan: dalam waktu singkat Lokasi gudang: 63934 Rölllbach

Kondisi: sangat baik (bekas), Sistem Knalpot Nestro Sistem Deteksi dan Pemadaman Percikan ATEXON® VR18Z Kdedpfx Asxmk Troafjl

Kondisi: sangat baik (bekas), Tahun pembuatan: 2025, Fungsionalitas: berfungsi sepenuhnya, jumlah baris rak: 10, Karena penutupan pabrik gergaji kami, kami menjual berbagai mesin dan aksesoris (lihat gambar). Jika berminat, silakan hubungi kami. -Motor 45KW untuk mesin pencacah Kdjdpfjyi Erpjx Aafel -Rak cantilever dua sisi, panjang 15m

Kondisi: baru, Dijual motor listrik dari produsen ternama ATB Motorentechnik GmbH, dibuat di Jerman. Model CD160M-4, dengan sertifikasi tahan ledakan ATEX II 2G, cocok untuk digunakan dengan inverter. Spesifikasi teknis: • Daya: 11 kW • Tipe: CD160M-4 • Tegangan: 400 V Δ / 690 V Y • Arus: 21 A / 12,1 A • Frekuensi: 50 Hz • Putaran: 1460 rpm (4 kutub) • Cos φ: 0,85 • Kelas isolasi: F • Tingkat perlindungan: IP55 • Berat: 168 kg • Tahun produksi: 2007 • ATEX: II 2G EEx de IIC T4 – motor untuk area dengan risiko ledakan gas • Poros: diameter 42 mm, splined. Kdedpfx Ajxbd U Esafjl

Kondisi: baik (bekas), Tahun pembuatan: 1994, daya: 2,2 kW (2,99 hp), Sistem Ekstraksi Nestro Diameter konektor ekstraksi D = 160 mm Daya motor 2,2 kW Luas filter sekitar 11,5 m² Ukuran luar P x L x T sekitar 1350 x 860 x 1960 mm Berat sekitar 240 kg Satu tong serbuk kayu / sekitar 185 l Maks. volume aliran nominal 1780 m³/jam Tekanan negatif terkait sekitar 2400 PA Kdodpfx Aeytpigoafjl Semua informasi tanpa jaminan. Data berasal dari brosur.

Kondisi: sangat baik (bekas), buderus-455kw-oel-notheizung-niedertemperaturkessel-auch-mit-bio gas-brenner-moeglich Kjdpex U Exuofx Aafodl