Used Wollmer Chp for sale (203)

Condition: new, empty load weight: 115 kg, maximum load weight: 635 kg, overall weight: 750 kg, loading space length: 2,006 mm, loading space width: 1,006 mm, loading space height: 1,100 mm, Year of construction: 2024, Low loader tipper trailer Garden Trailer 150 KIPP with high frame, high tarpaulin and support wheel Low loader Garden Trailer 150 KIPP with high frame and high tarpaulin - you can connect this model to any car with a class B driving license. The low loader has a tiltable drawbar, which makes it easier to load and unload your transported goods, especially bulk goods. The compact size of the loading area of 150x106 cm makes maneuvering with the low-loader attached to the hook child's play. Larger purchases, new furniture or household appliances or consumer electronics will not be a challenge for you if you have a low-loader. We offer delivery directly to the specified address to all German-speaking countries. We enclose all the documents required for registration with the low-loader. Low loader with high frame and high tarpaulin When you buy the Garden Trailer 150 KIPP low loader with high frame and high tarpaulin from UNITRAILER, you receive the following: Fully folding drawbar so that it can be placed on the rear dropside in a low garage or under the house. Vehicle with very comfortable loading and unloading of goods, which is possible by tilting the loading area. Documents: adapted to your vehicle. Simple and hassle-free registration procedure thanks to all the necessary documents - invoice, EC certificate of conformity, vehicle registration document, warranty book (2-year warranty) and our certificate. Further information can be found under this link. Possible additional equipment - support wheel, additional drop sides, anti-theft device. Support from our experts, who will be happy to answer any questions you may have. Why should you choose the low loader with high frame and high tarpaulin? Ordinary low-loaders available in large supermarkets or even cheaper, old-fashioned professional low-loaders are usually not equipped with the tipping option. In this case, the drawbar is permanently attached to the low-loader. Every loading and unloading means that you have to lift the goods, which is often very difficult. The low-loader solves this problem because its loading surface tilts to make the entire operation easier. All you have to do is push the transported goods directly onto the ground. There is no need to lift or strain your hands or back. Low loader with removable rear dropside Low loader with removable rear drop side The low loader is particularly suitable for transporting lawn mowers or various types of trolleys. In this case, the sloping surface becomes an access ramp that is very easy to drive on with such equipment. You don't have to destroy and dirty your vehicle to transport this type of item. We don't leave an unpleasant smell in it that the rest of the travelers complain about. The low loader solves the problem of transporting dirty, sharp and odorous materials that hinder transportation by car. Iiedpfx Akeuk H Umoxof

Condition: used, Applicable material: Concrete POLYGONMACH PMC150 150m3 mobile concrete batching plant is a mobile concrete batching plant used to produce large quantities of concrete in large construction projects. These power plants are portable and rebuildable, can work with a wide range of materials and can be used for many construction projects due to their mobility. The following steps are recommended to use the POLYGONMACH 150m3 mobile concrete batching plant effectively: 1. Correct positioning: The switchboard should be installed at the easiest access point possible. It must be securely located and engineers must ensure primary resources are in place. 2. Personnel: Plant operators must be experienced and trained to ensure the best results in construction projects. Employees should be trained regularly and use appropriate protective equipment to work inside the plant. 3. Maintenance: Regular maintenance ensures longer life and efficient operation of the plant. This can reduce disruptions and prevent irregularities in mobile switchboard operations. 4. Production: In addition to their productivity, 150m3 mobile concrete batching plants have technologies that enable the production of high quality concrete. Therefore, it is important to use the right concrete mix to ensure efficient production every time. 5. Storage: The produced concrete should be stored correctly and well protected until the time of use. Ideal storage conditions will ensure safe handling and trouble-free use of concrete. Iijdpfxsx D A Ice Akxsf Mobility: mobile Capacity: 150 m³/h

Condition: used, Applicable material: Concrete Cargo space capacity: 60.000 l Polygonmach PVB150 Mobile Cold Asphalt & Emulsion Mixing Plant Turkey’s First Fully Mobile Dual-Mode Plant! Polygonmach PVB150 is a cutting-edge mobile solution specially designed for cold asphalt production, emulsion-based mixes, and road maintenance materials. This powerful system supports Volumetric and Batch operation modes — all in one compact and mobile unit. Whether you’re building rural roads, patching highways, or producing environmentally friendly mixes, the PVB150 delivers performance, flexibility, and cost savings directly to your jobsite. ⸻ ✅ Specialized for Cold Mix & Emulsion Applications Iijdpfxjykad Ao Akxjf • Cold Asphalt Mixing Mode: Up to 200 m³/hour on-demand production, perfect for binderless and emulsion-stabilized mixes • Emulsion Mixing Mode: Precise control for polymer-modified bitumen and emulsified asphalt blends • Low-Temperature Operation: Energy-efficient and ideal for off-grid, rural, or urban environments • Recycling-Ready: Supports RAP (recycled asphalt pavement) and eco-friendly binder integration ⸻ ? Advanced Design – Built for Road Projects • 3x8 m³ aggregate hoppers, 5-ton cement/emulsion silo, and integrated water/additive tanks • High-precision weighing & dosing for binder, aggregate, and water • Fully automatic or manual operation via smart control panel • Mobile frame with self-lifting chassis – set up in 10 minutes • On-site production = zero material waste, no transportation delays ⸻ ?️ Multiple Functions – One Mobile Solution In addition to Cold Asphalt and Emulsion, PVB150 can also operate as: • Mechanical Stabilization Plant • Soil Compound Mixing Plant • Standard Concrete Plant (Volumetric + Batch Modes) ⸻ ? Mobile | Sustainable | High-Performance | Made in Turkey Say goodbye to fixed-site plants and expensive transport. With Polygonmach PVB150, your site becomes your plant. ⸻ ? Contact us today and take control of your road projects! ? ? ?

Condition: used, Applicable material: Concrete Cargo space capacity: 60.000 l Polygonmach PVB150 Mobile Cold Asphalt & Emulsion Mixing Plant Turkey’s First Fully Mobile Dual-Mode Plant! Polygonmach PVB150 is a cutting-edge mobile solution specially designed for cold asphalt production, emulsion-based mixes, and road maintenance materials. This powerful system supports Volumetric and Batch operation modes — all in one compact and mobile unit. Whether you’re building rural roads, patching highways, or producing environmentally friendly mixes, the PVB150 delivers performance, flexibility, and cost savings directly to your jobsite. ⸻ ✅ Specialized for Cold Mix & Emulsion Applications • Cold Asphalt Mixing Mode: Up to 200 m³/hour on-demand production, perfect for binderless and emulsion-stabilized mixes • Emulsion Mixing Mode: Precise control for polymer-modified bitumen and emulsified asphalt blends • Low-Temperature Operation: Energy-efficient and ideal for off-grid, rural, or urban environments • Recycling-Ready: Supports RAP (recycled asphalt pavement) and eco-friendly binder integration ⸻ Iisdpoyggcksfx Akxjf ? Advanced Design – Built for Road Projects • 3x8 m³ aggregate hoppers, 5-ton cement/emulsion silo, and integrated water/additive tanks • High-precision weighing & dosing for binder, aggregate, and water • Fully automatic or manual operation via smart control panel • Mobile frame with self-lifting chassis – set up in 10 minutes • On-site production = zero material waste, no transportation delays ⸻ ?️ Multiple Functions – One Mobile Solution In addition to Cold Asphalt and Emulsion, PVB150 can also operate as: • Mechanical Stabilization Plant • Soil Compound Mixing Plant • Standard Concrete Plant (Volumetric + Batch Modes) ⸻ ? Mobile | Sustainable | High-Performance | Made in Turkey Say goodbye to fixed-site plants and expensive transport. With Polygonmach PVB150, your site becomes your plant. ⸻ ? Contact us today and take control of your road projects! ? ? ?

Condition: used, Pneumatische Buchpresse - pneumatic Book Press Kokkelink BP 40 1 Pressplatte  / 1 Press Palte Pressfläche / Press Size max. 400 x 400mm Presshöhe / Press high max. 350mm Presshöhe stufenlos regelbar / Press high steppless adjustable Iiodsx Rq Ruepfx Akxef Gewicht / Weight 250kg Online-Video-Inspection by WhatsApp - MS Zoom - Telegram On Stock Emskirchen/Nürnberg - Available Immediately - Can be test

Condition: ready for operation (used), Year of construction: 2016, Fuel: natural gas (NG), engine: HMG, space heating unit with CHP: yes, condensing boiler: no, additional heating unit: no, low-temperature boiler: no, B11 boiler: no, combi unit: no. Rated heat input P: 88kW, annual efficiency of the space heating system η: 136%, energy efficiency class: A++, usable heat output at rated heat input with additional heater switched off/on: 87.9kW, thermal efficiency at rated heat input with additional heater switched off/on: 57.5%, electrical efficiency at the heat output of the space heating unit with CHP with additional heater switched off/on: 33.5%, auxiliary power consumption at full load/part load el: 1.132kW, in standby mode P SB: 0.06kW, standby heat loss P stby: 0.442kW, annual energy consumption Q HE: 1345kWh, sound power level indoors L WA: 72dB, operating hours: 42,892h. Water was detected in the oil circuit, the unit has an oil-related fault despite sufficient oil being present, and it also shuts down with the message 'engine too hot'. The control unit was overhauled by the manufacturer in 2024, and regular maintenance intervals for oil changes, spark plugs, valves, etc. have been carried out. With documentation. Ijdpsxc Ni Rofx Akxeif

Condition: ready for operation (used), A combined heat and power unit (CHP), consisting of three diesel generators installed in containers, is available. 1) Engine: MAN 12-cylinder turbo, type: D 2842 LE 20, generator: Krauter, type: D-SYN-GEN, kVA: 400, kW: 360, A: 577, Hz: 50, speed: 1500 rpm. Including DELF synchronization, heating water outlet, table cooler, preheating and oil change device. 2) Engine: MAN 12-cylinder turbo, type: D 2842 LE 20, generator: Leroy-Somer, type: LSA K 475 L10, kVA: 375, kW: 300, A: 400, Hz: 50, speed: 1500 rpm. Including DELF synchronization, heating water outlet, table cooler, preheating and oil change device. 3) Engine: Daimler Benz 8-cylinder turbo, type: AGV 12, generator: Krauter, type: D-SYN-GEN, kVA: 350, kW: 230, A: 400, Hz: 50, speed: 1500 rpm. The combined heat and power unit has a total output of around 1100kVA. Including table cooler, V2A heat exchanger, containers and switch cabinets. All generators are installed in containers and are therefore easy to transport. Iiodpfetwqzrox Akxjf

Condition: ready for operation (used), Year of construction: 2010, operating hours: 122,000 h, functionality: fully functional, power: 250 kW (339.91 HP), number of cylinders: 8, Used combined heat and power (CHP) unit, manufactured in 2010, for sale, complete with container. MAN gas engine overhauled in 2024 (proof of overhaul available in the form of an invoice). Iodpfozkwc Ijx Akxeif

Condition: excellent (used), We offer combined heat and power (CHP) units. 20kW Toyota Motor Iisdpozr H I Njfx Akxjf Complete set of 2 units (20kW), including a complete installation kit with all pipes, valves, and pumps.

Condition: excellent (used), Year of construction: 2017, operating hours: 1,800 h, Wood gas CHP unit MAN E3262 E302 275 kW Manufacturer: MAN Model: E3262 E302 Year of manufacture: 2017 Operating hours: approx. 1,800 h Engine serial number: 81147448124789 Iodjzmi Rvspfx Akxjif For sale is a complete wood gas CHP unit with a MAN gas engine E3262 E302, manufactured in 2017, with approximately 1,800 operating hours. Engine power: 275 kW at 1,500 rpm. It is equipped with a Marelli Motori generator MJB 315 MA4 B2, 248.7 kVA, 400 V, 50 Hz, 1,500 rpm. The system is offered complete, as shown in the pictures, including exhaust gas heat exchanger, pumps, pipelines, fittings, Mototec ignition system, engine control unit, and other ancillary equipment. No control cabinet/switchgear is included. The system was shut down due to unsatisfactory performance of the upstream wood gas production. The engine and mechanical components are in very good condition, and some are practically new. Suitable as a complete system, for replacing an existing engine, or for use as a source of spare parts. Inspection is possible by arrangement. Sold as a used industrial plant.

Condition: new, These engines are designed for stationary operation, with the main difference being a significantly larger crankcase and the option of oil circulation by connecting an additional tank. They are primarily used as industrial CHP engines, generators, pumps, compressors, etc. However, with some modifications, they can also be installed in forklifts or older delivery vehicles. Iedpfx Aozczpdokxoif

Condition: like new (used), Year of construction: 2021, functionality: fully functional, machine/vehicle number: 30160328026, power: 210 kW (285.52 HP), rotational speed (min.): 1,500 rpm, type of cooling: water, nominal power: 210 kW (285.52 HP), This CHP unit comes from an investment that was never put into operation. Iijdpfxsyzcxre Akxjf

Condition: used, Year of construction: 2011, Technical details: Rated capacity: 63 kVA Revolution per minute: 1500 U / min capacity: 50 (Wärmetauscher) KW type of fuel: (Erd) Gas Number of working hours: 87021 h weight: ca. 2300 kg dimensions L x W x H: ca. 3,0 x 1,0 x 1,8 m CHP compact module (heat exchanger module) soundproofed with electric cabinet Engine: MAN; type E0834 E302; Gas-Otto 4-stroke engine, 1500 rpm; power mech. 54kW, ignition control unit Motortech MIC 500 (MIC 520) Generator: Leroy Somer; type LSA 43.2 8; type output 87 kVA; 1500 rpm; voltage 400V Heat exchanger module: Iodpou Nvp Ssfx Akxjif Heattransfer, engine cooling water output 46kW; exhaust gas heat output 33kW; total heat output via plate heat exchanger = 79kW Connections for gas inlet, flue gas outlet, condensate drain and heating water on the side. with exhaust gas top *

Condition: like new (used), Year of construction: 2021, functionality: unexamined, power: 140 kW (190.35 HP), nominal power: 140 kW (190.35 HP), As-new Combined Heat and Power Plants – 2× WOLF Power Systems – 140 kW electric each – unused For sale are two as-new combined heat and power (CHP) plants from WOLF Power Systems, each with an electrical output of 140 kW. Iijdpfjyt Emnox Akxjf The units have never been installed or commissioned and are therefore in technically unused condition. Since delivery approximately five years ago, they have been stored dry and protected. Technical specifications: Manufacturer: WOLF Power Systems Electrical output: 140 kW per unit Condition: unused / as new Storage: dry, professionally stored Availability: immediate The current purchase price is approximately €220,000 net per unit. This is a rare opportunity to acquire high-quality CHP technology well below new price – ideal for commercial, district heating projects, agriculture, or energy contracting. Inspection possible by appointment. Asking price is half of new price, please submit your offer!

Condition: excellent (used), Year of construction: 2016, functionality: fully functional, For sale: a used CHP unit with few operating hours, hardly used. Natural gas. Iijdszcwhvopfx Akxof Details: see nameplates.

Condition: new, functionality: fully functional, pressure: 26 bar, power: 47 kW (63.90 HP), temperature: 305 °C, Unused Howden 4.7 MW Steam Turbine Generator Set (Project Cancelled) Immediately Availability | Original OEM Factory Condition | Full Warranty Benefits Avoid the standard 12-to-18-month OEM manufacturing lead times. This high-efficiency Howden 4.7 MW Steam Turbine is completely unused, preserved in factory-clean condition, and available immediately due to a recent utility project cancellation. Offered at a highly attractive investment level, this asset represents a prime opportunity for rapid deployment in renewable energy, industrial cogeneration (CHP), or independent power production (IPP) projects. Technical Specifications · Manufacturer: Howden · Power Output: 4.7 MW Iodezcx U Depfx Akxoif · Condition: Never Installed / Never Used (Cancelled Project) · Inlet Steam Pressure: 26 bar (approx. 377 psi) · Inlet Steam Temperature: 305 Degrees– Superheated Steam · Warranty: Within active OEM warranty period (Subject to verification/transfer protocols) · Status: Stored under strict OEM-compliant preservation protocols inside the factory warehouse. Commercial Terms · Price: Available upon request (Serious inquiries only). · Location: Factory Warehouse (FOB Germany). Documentation & Scope of Supply Available Upon Request Serious buyers and qualified EPC representatives will receive access to the complete technical dossier upon signing an NDA, including: · General Arrangement (GA) and P&ID drawings. · Detailed Scope of Supply (Turbine core, gearbox, generator/alternator metrics, and auxiliary skids). · OEM storage, preservation records, and warranty transfer terms. · Certified factory test protocols

Condition: good (used), Year of construction: 2009, functionality: fully functional, machine/vehicle number: KT 615-7, pressure: 15 bar, power: 1,700 kW (2,311.35 HP), temperature: 325 °C, rotational speed (min.): 7,673 rpm, Steam turbine M+M Turbinen-Technik – 1.7 MW Industrial top quality For sale: Iedpozbkgijfx Akxjif Complete, high-quality industrial steam turbine installation from the renowned German brand M+M Turbinen-Technik GmbH. The steam turbine has already been dismantled by a specialized company. All necessary documents, manuals, diagrams, etc., are complete and available. Key specifications: Type: KT 615-7 Power: 1700 kW (1.7 MW) Year of construction: 2009 Speed: 7673 rpm Inlet pressure: 15 bar (abs) Outlet pressure: 0.1 bar (abs) Inlet temperature: 325 °C Description: This robust steam turbine is built according to German quality standards and guarantees high efficiency and a long service life. The installation is complete with control and measuring systems, valves, and piping, and was used in an industrial environment. The turbine is currently dismantled/disassembled in preparation (as shown in the photos), which simplifies transport and reinstallation. Ideal for reuse in a new installation or as an expansion of existing capacity. Advantages: Reliable and proven technology Compact and powerful output (1.7 MW) Complete system (including control equipment) German top quality Suitable for various industrial applications Applications: Combined heat and power (CHP) Industrial power supply Waste heat recovery Process industry 📩 Interested or would you like more information? Please feel free to contact us for technical details, a viewing, or a customized quote.

Condition: excellent (used), Year of construction: 2010, operating hours: 120 h, functionality: fully functional, power: 1,064 kW (1,446.64 HP), fuel type: gas, output frequency: 50 Hz, Jenbacher J320 GS CHP unit price includes dismantling and loading onto your trucks. Year: 2010 Power: 1064 KW Iisdpfswd Nw Tex Akxsf Frequency: 50hz Running hours: 120k (overhaul at 100k) reports available. Currently running Full tech data sheet available. Set in very good condition. Serviced and maintained by engineers. Contact for more info and pictures.

Condition: used, Year of construction: 2020, operating hours: 35,933 h, functionality: fully functional, machine/vehicle number: 200202-0010, total length: 8,250 mm, total width: 2,600 mm, total height: 3,150 mm, type of input current: DC, input voltage: 400 V, input frequency: 50 Hz, Equipment: documentation/manual, emergency stop, type plate available, We are offering our outdoor drying system, model RG 50, from Heber. This weather-resistant, container-like drying unit is used for the technical drying of: Wood chips Grain Hay / Straw Iedpfx Akjzba Nyexjif Bulk goods in general The system operates according to the principle of convective warm air drying: Heat source Waste heat (e.g., from a CHP unit) Alternatively, oil/gas heating Air treatment, fan draws in ambient air, air is heated, drying process Warm air flows through the material, moisture is absorbed, exhaust air, moist air is discharged High energy efficiency through waste heat utilization, uniform drying, automated operation. Air flow rate: 55,000 m³/h Continuous operation (24/7 possible) Danfoss control system, manual is available. With 6 possible connections for drying containers. The system is still connected but is no longer in operation. Dismantling is the responsibility of the buyer! A telecrane and a low-bed trailer are required for transport! Inspection is possible by appointment!

Condition: like new (used), Year of construction: 2022, functionality: fully functional, fuel: liquefied natural gas (LNG), - 1x CHP unit - As new - Control cabinet still in original packaging - Located in Genthin Ijdpfx Akozazraoxsif We are selling a CHP unit in as-new condition. It has never been used, and the control cabinet is still in its original packaging. It has never been used but has been regularly maintained and is fully functional. The CHP unit is located in Genthin and can be inspected at any time.

Condition: used, Year of construction: 2010, operating hours: 13,800 h, power: 1,600 kW (2,175.39 HP), For sale are 3 MTU cogeneration modules / CHP plants manufactured by MTU Onsite Energy GmbH, model AoE16V4000L62, year of manufacture 2010. These plants are ideally suited for decentralized energy generation and combined heat and power (CHP) applications. Technical specifications (per documentation): * Electrical output: 1,600 kW * Thermal output: 1,746 kW Iedpfoyt H H Nex Akxoif * Gas power: Pgaz PCS 4,579 kW / Pgaz PCI 4,121 kW * Voltage / Frequency: 400 V / 50 Hz Operating hours: * GE1: 42,479 h * GE2: 13,800 h * GE3: 43,397 h The scope of supply, as per documentation, includes a comprehensive range of auxiliary equipment and system components, including: roof-mounted air cooler, auxiliary cabinet, control cabinet, exhaust heat exchanger, water heat exchanger, pipework and ducts with chimney, oil storage room with 3 tanks and piping, as well as electrical cabling. These plants represent an attractive solution for operators, resellers, and projects in the fields of energy supply, industry, or for spare parts recovery.

Condition: like new (used), Year of construction: 2019, operating hours: 10,800 h, For sale: complete containerized CHP (Combined Heat and Power) unit. Dimensions: 17x3x3.5 m (LxWxH). Equipped with MWM gas generator. Brand: MWM. Model: 2020 V20. Year of manufacture: 2019. Power output: 2000 kW. Voltage: 400 V. Operating hours: 10,800. In mint condition, ready for immediate use. Fitted with emergency cooler and exhaust heat exchanger. Isdpfx Akey Him Tsxjif

Condition: not inspected (used), Year of construction: 2007, functionality: unexamined, total height: 2,600 mm, total length: 12,200 mm, total width: 2,500 mm, overall weight: 13,000 kg, Combined Heat and Power Plant (CHP), Manufacturer: STIEGELE, housed in soundproof special containers, 800 kVA Manufacturer: Stiegele Year of manufacture: 2007 Operating hours: approx. 12,000 per engine Engines: Ijdpfxjy Iu Hns Akxoif Make: 2 x Scania DC 12-54, Variant A03P Engine speed approx. 1,500 rpm each Electric drive: EMK type KS160L-4-PTC Feed pump: Elektra type DD0705 Mode of operation: Palm oil (primary), Diesel / Heating oil. The CHP was designed for operation with vegetable oil (palm oil) and has been converted accordingly. For continuous operation with heating oil or diesel, technical modifications may be required. Generators: Make: 2x Marelli Type: MJB315MA4 Output: 880 kVA Touch control: Manufacturer Woodward, Type GCP-30 Dimensions (per container): Length: approx. 12,200 mm Width: approx. 2,500 mm Height: approx. 2,600 mm Weight: approx. 13,000 kg The CHP system is modularly installed in two 40" soundproof containers and has been out of operation for some time. The sale includes the containers, control system, and heating oil tank. Viewing and inspection of the system is expressly encouraged. Sale exclusively to commercial customers. Any and all liability for material defects and warranties is excluded. The machine is sold used and as inspected, with no guarantee or assurance of specific properties. Claims for damages are only possible in cases of intent, gross negligence, or injury to life, body, or health.

Condition: used, Year of construction: 2012, Complete Power Plant, Full CHP Plant Wood Chip Heating / Thermal Oil System VAS 6MW Thermal + 1.1MW Electrical Output The plant was originally built in 2003 & 2004. Major components such as the thermal oil heater and hot water ECO were entirely replaced in 2012. Components: - Walking floor - Hydraulic feed - VAS combustion chamber - VAS thermal oil heater - Hot water ECO - Dedusting (coarse and fine dust removal) - Ash removal by chain conveyor - Exhaust gas path incl. fans and chimney system - Turboden ORC module with 1.1MW electrical output - Complete plant control with visualization Including units, pumps, and valves Including thermal oil pumps Including thermal oil Including all accessories required for operation The plant is being sold because a larger plant with significantly higher capacity has been built nearby. The walls and roof of the boiler house can also be included if required. Remaining thermal output in operation with Turboden ORC module: 5MW Electrical output ORC module: 1.1MW Iodpfxsvytfus Akxoif Fuel consumption approx. 9 loose cubic meters per hour (depending on fuel) Dismantling must be carried out by the buyer. Further information on request.

Condition: used, Year of construction: 2008, For sale, we offer an MTU combined heat and power (CHP) plant with 1.2 MW electrical output. Technical details: Manufacturer: MTU Engine: MTU 12V4000L62 Generator: Stamford Year of manufacture: 2008 (completely overhauled in 2015) Operating hours: 63,000 Including control cabinets Iijdpfx Akexcwlajxof Including dry cooler