Alcatel Adixen A 300 P nakup rabljenega (96.799)

Stanje: rabljeno, Screw Vacuum Pump - Unused Manufacturer: Alcatel / Adixen Model: A 300 P Motor: 380-460V Condition: Used; As-new Warranty: 12 months Pumping Speed: 320 m³/h Connection: ISO-K 63 Ultimate Pressure: approx. 1.2×10⁻² mbar (abs.) Godpfx Anecw Idasfjbl Includes: Operating manual

Stanje: rabljeno, 112745 ED:C, ATP2300M ED:07, Alcatel Annecy Adixen Turbopump with Controller Model: ATP2300M Type: Adixen Godpsq S Tmtefx Anfjbl Condition: Used

Stanje: rabljeno, Črpalka + krmilnik ALCATEL/ADIXEM ATH-1300M + ACT-1300M/1600 M: 1 črpalka tip ATH-1300M Maksimalno število vrtljajev črpalke: 34.000 o/min Gbjdpfx Ansylvnysfel Prirobnica: DN160/200/250 ISO-K 1 krmilnik tip ACT-1300M/1600 M (glejte tehnične podrobnosti na fotografijah) + 1 kabel Rabljena, delujoča, nepreizkušena oprema

Stanje: zelo dobro (rabljeno), Leto izdelave: 2008, Adixen AD30K Dry Pump, High Vacuum The new high-performance dry-running pumps: The ADH series is specifically designed for solar applications and developed for the demanding processes found in the semiconductor and LED industries, featuring a pumping speed of 600-4500 m³/h. Semiconductor: High H2 pumping rate The performance of the ADH series offers the following process advantages: - ADL process performance: high pumping efficiency of light gases enables faster chamber evacuation between process steps - Epitaxy and EUV: high suction capacity and flow rate tolerance meet the most demanding process specifications Adixen AD30K Dry Pump, High Vacuum, AD 30 KL Manufacturer: Alcatel Adixen Gbodpfsikq Tyjx Anfjl Model: AD30K.H Year of manufacture: 2008 Adixen AD100K.H Manufacturer: Alcatel Adixen Model: AD100K.H Year of manufacture: 2008 Vacuum pump: Manufacturer: AERZEN Model: GM 2000 CM-C Speed: 6000 rpm Voltage: 200-460 V Frequency (mineral oil/PFPE oil): 100 Hz Max. pumping speed: 4035 m³/h Max. speed: 5920 rpm Motor power S1/S6: 9/5.6 kW Year of manufacture: 2008 Weight: 345 kg Dry pump: Manufacturer: Adixen Model: BF ADP122 Year of manufacture: 2008 Power: 1.5 kW Max. pumping speed: 95 m³/h Max. continuous intake pressure: 50 mbar Max. exhaust overpressure: 1200 mbar Cooling water: 60 l/h Pump speed: 3000-3600 rpm Operating temperature of the pump: 5 °C to 40 °C Inlet flange: DN 50 ISO-KF Exhaust flange: DN 40

Stanje: rabljeno, Adixen / Alcatel Alcatel ASM 122D Helium Leak Detector – mobile unit For sale is a professional helium leak detector Adixen / Alcatel ASM 122D previously used in an industrial environment. Gjdpfxoyapwko Anfebl This device is designed for high-precision leak detection and leak testing using helium, suitable for use in industry, research, and laboratory applications. It enables the detection of extremely small leaks in vacuum systems, pipelines, valves, tanks, and assemblies. The leak detector features an integrated roughing pump and turbomolecular pump, multiple operating modes (Vacuum / Sniffer), and a digital display with automatic functions. Technical data (excerpt): Manufacturer: ALCATEL Model: ASM 122D Measuring principle: Helium Mass Spectrometer Detection limit: up to approx. 1 × 10⁻¹² mbar·l/s Power supply: 200–240 V / 50–60 Hz Power consumption: approx. 800–1200 W Made in France Weight: approx. 100 kg Condition: used Scope of delivery: (See picture) (Specifications and technical data subject to change and errors!) Further questions can gladly be answered by phone.

Stanje: rabljeno, Adixen Adixen ASM 142 Helium Leak Detector Description: For sale is an Adixen ASM 142 helium leak detector. The device is suitable for high-precision leak detection on vacuum and pressure systems and is used professionally in industry, laboratories, and research. The ASM 142 features an integrated turbomolecular pump, various measurement and test modes, as well as a clear digital display of the leak rate. Thanks to its sniffer mode and automated test cycles, the device offers flexible application options. Highlights: Very high measurement accuracy Gbodpfeyankiex Anfjl Vacuum and sniffer operation Graphical & acoustic leak indication Robust industrial design with castors Technical data: Test gas: Helium Dimensions: approx. 110 × 60 × 70 cm Detection limit: up to approx. 5 × 10⁻¹² mbar·l/s Power supply: 230 V / 50–60 Hz Power consumption: approx. 1000 W Weight: approx. 100 kg Condition: used Scope of delivery: (See picture) (Specifications and details are subject to change and errors are excepted!) If you have any further questions, we will be happy to assist you by phone.

Stanje: novo, V originalni embalaži. Nikoli uporabljeno. Gbodpfxsfyla Ae Anfel Pfeiffer Adixen Alcatel ATH 1600 M turbomolekularna vakuumska črpalka – 5-osna magnetno lebdilna turbopumpa z vlečno stopnjo za črpalno hitrost do 1.400 l/s za N2.

Stanje: zelo dobro (rabljeno), Leto izdelave: 2012, Tehnični podatki 300-P Leto izdelave: 2012 Sesalni priključek: 300 mm Nazivna moč motorja: 7,5 kW / 3 faze Napetost: 400 V / 50 Hz Maks. volumenski pretok: 6 000 m³/h Nazivni volumenski pretok: 5 089 m³/h Podtlak: 2280 Pa Filtrirna površina: 30 m² Zbiralna posoda za iver: 3 x 250 L Mere (D / Š / V) v mm: 2963 x 994 x 2346 Teža: 880 kg Pnevmatsko čiščenje Protipožarni rezervoar Gbsdpfxsy I Am Ao Anfol Lokacija: iz zaloge Bitburg Vmesna prodaja pridržana

Stanje: pripravljen za uporabo (rabljen), Leto izdelave: 2000, Two complete blister packaging lines from the pharmaceutical industry are available. 1.1) Automatic case packer IMA CP 28 BA, year of manufacture: 2000, min. carton dimensions L/W/H: 220mm/120mm/120mm, max. carton dimensions L/W/H: 600mm/400mm/350mm, output: 8 cartons/min, machine dimensions L/W/H: approx. 4900mm/1900mm/2650mm, weight: approx. 1500kg. 1.2) Bundle wrapping machine IMA BFB MS 300 A with stretch banding, year of manufacture: 2005, bundle length range: 20mm-360mm, bundle width range: 55mm-220mm, bundle height range: 55mm-220mm, output: approx. 40 bundles/min, max. film roll diameter: 300mm, machine dimensions L/W/H: approx. 2900mm/1300mm/1950mm, weight: approx. 1500kg. 1.3) Mini robot. Total system dimensions L/W/H: 10750mm/2350mm/2250mm, transport weight 1/2: approx. 4700kg/5000kg, total weight: approx. 10000kg. Shrink tunnel not included. 2.1) Blister packaging line IMA Giant 1 BH 100 A, year of manufacture: 2006, products: tablets/capsules, design: modular, max. packaging output: approx. 350 blisters/min, max. blister dimensions L/W/H: 90mm/145mm/12mm, max. carton dimensions L/W/H: 100mm/155mm/105mm. System dimensions L/W/H: approx. 7100mm/1300mm/2250mm. Documentation available. On-site inspection possible. Preferably to be sold as a package. Expected to be available from October 2026. Gbodjy I Acqepfx Anfjl

Stanje: novo, Pre-separator integrated Gbodpfxeu R S A Re Anfjl Automatic fire extinguishing system integrated Efficient and economical: Large-capacity compressed air tank with rapid-acting diaphragm valves for effective OPTI JET filter cleaning and minimal compressed air consumption. Simple yet effective: OPTI JET cleaning and bag filters with snap ring closure. Exceptionally economical: Energy-efficient drives in accordance with IE3. Safety first: Maintenance-friendly automatic fire extinguishing system. Exceptionally quiet operation: Sound-insulated air recirculation by AL-KO. Flexible control: PLC control system for manual and automatic operation. Countless options available: From machine recognition and slide gate control to frequency-controlled operation, to name just a few. No risk of spillage: Collection container with inspection window. Practical down to the last detail: Container locking system with ergonomically shaped tension lever. Retrofittable: Can be converted for discharge via briquette press or rotary valve. - High suction performance - Minimal space requirement - 100% air recirculation with no heat loss (residual dust < 0.1 mg/m³) - Integrated pre-separator and expandable control system - Optimal filter cleaning - Minimal noise level - Optional: patented fill level monitoring - Maintenance-friendly, certified automatic fire extinguishing system - Dust barrier for dust-free container changeover - (Optional: safety lock for containers) - Freely configurable modular design – expandable and upgradable ----- Technical Data ----- Extraction nozzle Ø: 300 mm Nominal air flow: 5,089 m³/h Maximum air flow: 6,000 m³/h Maximum negative pressure: 2,587 Pa Filter area: 30 m² Chip/dust collection capacity: 3 x 250 litres Number of bags: 3 pieces Motor 400 V: 7.5 kW Dimensions (LxWxH): 3,000 x 1,058 x 2,361 mm Sound pressure level: 71 dB(A) Weight: 838 kg Compliant with: GS - HO - 07 - new display machine -

Stanje: novo, Condition: New Delivery time: approx. 4 months from order Country of origin: Italy Price: €120,000 Leasing rate: €2,268 Pressing force: 300 t Stroke: 500 mm Ram: 1000 x 500 mm Table: 1200 x 800 mm Installation height: 600 mm Throat depth: 400 mm Rapid traverse: 22 mm/s Working speed: 2 mm/s Motor: 7.5 kW Length: 2300 mm Width: 1500 mm Height: 3100 mm Weight: 11,200 kg 4-fold round guidance Table and ram with T-slots Two-hand operation Siemens PLC Pressure gauge Operating manual Light barrier Price: on request Siemens control unit for programming the stroke and pressing time Price: on request Siemens touchscreen control, 50 programs storable, programmable for: - Upstroke and downstroke ratio - Dwell time at bottom dead centre - Decompression time - Working pressure adjustment - Piece counter - Prestop in upstroke and downstroke - Configuration for manual and automatic operation - Alarm and anomaly management Price: on request Hour counter Price: on request Piece counter Price: on request Decompression valve Price: on request Oil cooler with decompression valve Price: on request Pressure switch Price: on request Godpfx Anjynm H Ejfsbl

Stanje: novo, Leto izdelave: 2026, UK 300 P – Manual Table Saw with Pneumatic Clamping The UK 300 P is a compact, manual table saw equipped with a pneumatic clamping device for simple and safe operation. Its dual miter capability allows cuts to the right and left up to 45°. Miter angle adjustment is conveniently performed by rotating the stop fence. Features: ✔ Enclosed, compact design with clearly arranged controls ✔ Two pneumatic clamping cylinders for secure material fixation ✔ Fixed blade guard for the cutting area ✔ Saw blade Ø 300 mm for precise cuts ✔ Manual feed for maximum control ✔ Minimum quantity lubrication for clean cuts ✔ Mist spraying unit for air-oil cooling Workflow: Set the cutting angle Insert and pneumatically clamp the material Gsdpfxeidqbbj Anfebl Start the saw with the start button Manually guide the saw cut using the hand lever Switch off the machine after cutting Technical Data: ✔ Drive power: 1.4 kW / 400 V / 50 Hz ✔ Cycle control: manual (pneumatic clamping) ✔ Rated speed: 3,000 rpm ✔ Saw blade dimension: 300 x 32 mm ✔ Machine dimensions: 700 x 500 x 900 mm ✔ Weight: 80 kg Cutting Capacities: 90° cut: max. 100 mm / 85 x 85 mm / 120 x 50 mm / 75 mm 45° R/L cut: max. 80 mm / 60 x 60 mm / 75 x 45 mm / 65 mm Optional Accessories: 🔹 Machine base (Art. No. 30002) 🔹 Material roller conveyor 🔹 Length stop from the MD 50 series 🔹 Material roller stand (Art. No. 10002) 🔹 High-performance lubricant for aluminum (Art. No. 80004) The UK 300 P offers a simple, safe, and flexible solution for precise cuts in various materials. Plantec Maschinen GmbH

Leto izdelave: 2024, stanje: rabljeno, Funkcionalnost: popolnoma funkcionalen, PROFIL rezalnik fug Tip COMPACTCUT 300 P — Letnik 2024 Rabljeno iz profesionalnega najemnega parka Kurt König Baumaschinen GmbH, Einbeck. Rezalnik fug, posebej primeren za manjša sanacijska dela na cestah ter za vrtnarstvo in krajinsko gradnjo. Robustni Honda bencinski motor. Gedpfxjy A E Tus Anfsbl Tehnični podatki: Teža: 104 kg | Maks. globina reza: 175 mm | Pogon: Honda bencin Stanje & opombe: - Stanje: Rabljeno iz najema, redno vzdrževano - Funkcija: Popolnoma funkcionalen - Fotografije izdelka sledijo — za aktualne slike nas kontaktirajte - Ogled v 37574 Einbeck možen po dogovoru Cena 2.200 EUR + DDV | EXW Einbeck | Dostava po dogovoru

Stanje: dober (rabljeno), Hydraulic power unit, hydraulic pump, universal unit, hydraulic station, hydraulic torque pump, torque wrench pump -Manufacturer: HAWE, hydraulic power unit -Type: MP 24-H 1.77/B 5-A 1/300- -Motor: 0.55 kW / 1390 rpm / 380 V -Pressure: up to 310 bar -Flow rate: 1.73 l/min Gsdjivqm Eopfx Anfobl -Single components: see photos -Dimensions: 325/160/H295 mm -Weight: 19 kg

Stanje: novo, Condition: New Delivery time: Approx. 4 months from order placement Country of origin: Italy Price: €172,500 Lease rate: €3,260.25 Pressing force: 300 t Stroke: 500 mm Clearance between columns: 1250 x 1000 mm Daylight opening: 600 mm Rapid traverse: 22 mm/s Working speed: 2 mm/s Motor: 7.5 kW Length: 1750 mm Width: 1500 mm Height: 2800 mm 4-column design Round ram guide Table and ram with T-slots Two-hand operation Siemens PLC Pressure gauge Operating manual OPTIONS: Light curtain € on request Siemens touchscreen control, up to 50 programmable programs, for configuring: - Upstroke and downstroke quotas - Bottom pause time - Decompression time - Working pressure setting - Piece counter - Pre-stop for upstroke and downstroke - Setting for manual and automatic operation - Alarm and fault management € on request Hour counter € on request Piece counter € on request Decompression valve € on request Oil cooler with decompression valve € Gbjdowir Acspfx Anfsl on request Pressure switch € on request

Stanje: rabljeno, Funkcionalnost: popolnoma funkcionalen, Leto izdelave: 2023, številka stroja/vozila: SN061476, 12 mesecev garancije, razen za motor. Gsdjw Ia Rwepfx Anfjbl

Stanje: novo, številka stroja/vozila: ede0610378cbe39cc4883251d, lastna masa: 24.000 kg, največja dovoljena obremenitev: 7.550 kg, konfiguracija osi: 3 osi, velikost pnevmatike: 235 / 75 r 17,5, Further information Chassis Low-loader Trailer Steel welded construction 1st pair of wheel recesses embedded in the driving lane area after the steel platform, bevelled for entry, approx. 1,400 mm long at the bottom, approx. 400 mm deep. Note! Frame is 400 mm higher in the main beam area than at the wheel recess. If machines are to be transported where overall height must be verified, we request a technical data sheet for the machine types with precise specifications (if overall height is exceeded -> customer is responsible, approval required). Depending on ground clearance under the machines, inserts for the wheel recesses may be required on the customer side. Turntable with robust ball race ring, storage box integrated in the turntable front section Rear supports foldable 2 wheel chocks with holder Aluminium side underrun protection Full-width rear mudflap Extending wideners to 3,000 mm (not in rear bevel area) (The track width of the construction machines or vehicles to be transported must not exceed the outside frame width of 2,550 mm) Central storage compartment for wooden planks on loading area 70 mm wooden planks for widening to 3,000 mm Lashing eyes low-loader 3 pairs of 10 t lashing points integrated in the floor at the front incl. 6 pairs of lashing mushrooms recessed on top and at the side in the outer frame, each 10 t 1 x at the gooseneck The remaining distributed between, spacing not greater than 1,200 mm 1 x rear bevel 5 pairs of stake pockets integrated into the outer frame, internal 70 x 40 mm (convertible to 5 t ring lashing eyes, not included) Drawbar assembly trailer turntable Drawbar with tested 40 mm towing eye Axles & Suspension SAF drum-braked axles Axles/chassis laser aligned to reduce tyre and fuel wear Parabolic suspension with maintenance-free steel-rubber bearings Brake system 2-line compressed air brake system Colour-coded piping for easy service Spring loaded parking brake 2 interchange-proof coupling heads at the front, with connecting lines to the tractor unit ABS and ALB, with ABS plug at the front, with connection cable Note: The trailer may only be towed by tractor units which ensure the functionality of ABS! Wheels and tyres 235 / 75 R 17.5 Manufacturer’s choice Steel rims in twin arrangement, factory silver Electrics 24 Volt, multi-chamber lights, side yellow LED illumination 2 white position lights at front 2 white/red track marker lights at rear 2 x 7-pin interchange-proof plugs at front with connecting cable 1 LED beacon with bracket, switched via parking light (removable lamp) 2 pairs of double warning boards, LED-lit and extendable up to 3,000 mm Floor Front area steel floor, incl. Then with 70 mm softwood floor, in wheel arch area steel/chequer plate covering Rear bevel with 70 mm softwood floor Low-loader deck incl. rear bevel 8,200 mm Loading ramps Steel ramps 2,800 mm long, 750 mm wide, laterally adjustable Wood-covered With spring lifting aid Operating instructions For 10,000 kg axle load, a special permit is required, only indivisible loads possible!!! The specified total weight is technically possible; depending on the load, the total weight may not be achievable while complying with permissible axle/kingpin/saddle loads. (Poor driving and tracking behaviour possible due to incorrect load distribution) Country of registration / Plates Country of registration: Germany incl. With Dekra approval and certificate (according to §13 EC - FGV) Gedpfsi Ri Ryox Anfobl 24/7 service hotline Prepared for two-line number pla

Stanje: novo, Leto izdelave: 2026, Double grinding machine TS 300 SD P with EXTRACTION UNIT, machine stand, emergency stop button, and brake Smooth-running, maintenance-free motor Side-closed protective hoods Stable, adjustable workpiece supports High level of safety thanks to adjustable spark deflectors Suitable for grinding, deburring, and sharpening all types of tools, metal profiles, etc. Motor protection switch and undervoltage release Double-sided spark/eye protection Gbedpfer Ez Uwox Anfol Connection cable with CEE plug 16 A 1 grinding wheel each, coarse and fine 12 months warranty for single-shift operation - Grinding wheel (mm): 300 x 40 x 51 - Machine dimensions without packaging (mm): 540 x 530 x 1,180 mm 230 - Speed (rpm): 1250 - Motor, three-phase 400 V / 2.2 kW: operating mode S2-30 min (short-time operation) - Extraction motor 0.55 kW, suction capacity 350m³/h - Weight (kg): 90 DELIVERY: FREE OF CHARGE (within Germany) NOT THE RIGHT MACHINE? WE ARE AN OFFICIAL FLOTT PARTNER AND CAN OFFER YOU ALL PRODUCTS FROM THE FLOTT RANGE! REQUEST AN OFFER!

Stanje: kot nova (razstavni stroj), Leto izdelave: 2025, Ex-demonstration unit – as new Available at a special price Technical data 300-P: Inlet diameter: 300 mm Rated motor power: 7.5 kW / 3 Ph Voltage: 400 V / 50 Hz Max. air flow rate: 6,000 m³/h Rated air flow rate: 5,089 m³/h Vacuum: 2,280 Pa Filter surface area: 30 m² Chip collection volume: 3 x 250 L Dimensions (L / W / H) in mm: 2,963 x 994 x 2,346 Weight: 880 kg Godpscdrzdjfx Anfebl Location: Ex-stock Bitburg Subject to prior sale.

Stanje: novo, Leto izdelave: 2025, Compact design Maximum reliability High suction capacity Integrated pre-separator 100% air recirculation, residual dust content < 0.1 mg/m³ Low noise emission Gjdshkzu Aopfx Anfobl Longer filter service life Easy emptying Plug-and-play delivery with rotary valve lock Models with rotary valve lock: AL-KO POWER UNIT® 300 ZRS Suction connection: 300 mm Motor rated power: 7.5 kW / 3 Ph Voltage: 400 V / 50 Hz Maximum air flow: 4,900 m³/h 6,000 m³/h Rated air flow: 5,089 m³/h Negative pressure: 2,280 Pa Filter area: 30 m² Filter cleaning: pneumatic Dimensions (L x W x H) in mm: 2,950 x 994 x 3,013 Rotary valve capacity: 15,816 L/h Weight: 920 kg Location: from stock 54634 Bitburg - immediately available - Subject to prior sale

Stanje: novo, Leto izdelave: 2025, AL-KO POWER UNIT® 300 P-BP 30 -50 Suction inlet: 300 mm Rated motor power: 7.5 kW / 3-phase Voltage: 400 V / 50 Hz Maximum airflow: 6,000 m³/h Rated airflow: 5,089 m³/h Negative pressure: 2,587 Pa Filter surface area: 30 m² Dimensions (L x W x H) in mm: 3,000 x 1,361 x 2,817 Briquetting output: 30 - 50 kg/h Briquette diameter: 50 mm Weight: 1,570 kg This machine is brand new in our stock – IMMEDIATELY AVAILABLE – Subject to prior sale Gsdeh D If Hepfx Anfobl Location: 54634 Bitburg

Stanje: kot nova (razstavni stroj), Leto izdelave: 2025, Essentially a new machine, only used during our in-house exhibition (3 days) 5 operating hours Technical Data 300-P Inlet diameter: 300 mm Motor rated power: 7.5 kW / 3 phase Voltage: 400 V / 50 Hz Max. air flow: 6,000 m³/h Nominal air flow: 5,089 m³/h Vacuum: 2,280 Pa Filter area: 30 m² Chip collection volume: 3 x 165 L Gsdpfebqachex Anfebl Dimensions (L / W / H) in mm: 2963 x 994 x 2346 Weight: 880 kg Location: Ex stock 54634 Bitburg Available immediately Subject to prior sale

Stanje: rabljeno, Pneumatic cylinder, air cylinder, standard cylinder, clamp cylinder -Manufacturer: Festo -Type: DNC-32-300-PPV-A -Piston diameter: 32 mm -Stroke: 300 mm Godpfx Aned Nhinefebl -Pressure: max. 12 bar -Dimensions: 455/45/45 mm -Weight: 1.5 kg

Stanje: rabljeno, Leto izdelave: 2001, Proizvajalec: Klockner MediSeal Tip: linija za polnjenje praška v vrečke A – Stroj za pakiranje v vrečke: Model: LA – 300 Leto: 2001 Širina vrečke: najmanj 50 mm / največ 300 mm Dolžina vrečke: najmanj 50 mm / največ 250 mm Volumen na vrečko: najmanj 1 ml / največ 120 ml Kapaciteta: najmanj 20 ciklov/min – največ 100 ciklov/min Premer navijalnega koluta: 600 mm Premer vpenjala DIN 55470: 76 mm Dimenzije stroja: 150 x 200 (s kolutom za pakiranje) x 190 cm (brez dozirnega sistema) Teža: 1.800 kg Trenutni format: dvojna vrečka (70 + 70) x 120 Orodje z hladilnim krogom B – Stroj za združevanje C – Kartonažer Klockner: Model: P-700 Leto: 2001 Način delovanja: cikličen Dimenzije škatle: dolžina: 75 – 200 mm širina: 50 – 150 mm višina: 20 – 110 mm Hitrost proizvodnje: 15 – 70 škatel/minuto Gbodpfox R A Hhsx Anfol Modul za zgibanje GUK Postaja za lepljenje: Robatech

Stanje: novo, Leto izdelave: 2025, Clean Air Dust Extractor AL-KO APU 300 P Technical Data 300-P Suction nozzle: 300 mm Rated motor power: 7.5 kW / 3 ph Voltage: 400 V / 50 Hz Gbedpfx Aerrw Tbenfjl Max. air flow: 6,000 m³/h Rated air flow: 5,089 m³/h Vacuum: 2,280 Pa Filter area: 30 m² Chip collection volume: 3 x 165 L Dimensions (L / W / H) in mm: 2,963 x 994 x 2,346 Weight: 880 kg Delivery time on request