Welch vacuum 1402b01 duoseal beltdrive vacuum pump, 160. If the exhaust is blocked, pressure will buildup in the pump with the potential of the. Welch 1400b01 duoseal vacuum pump chemtech scientific. New in the box vacuum pump with manual, and oil as you see in the photos. Welch duoseal 99b10 owners manual pdf download manualslib. Welch vacuum 1402 duoseal belt drive user manual 28 pages. This can cause belt overheating, glazing, and reduced rotational speed, thus affecting the performance of the pump. Welch by gardner denver ewklein your vacuum pump and. Duoseal vacuum pumps are known for their ruggedness worldwide. Welch rugged belt drive vacuum pumps duoseal duoseal pumps.
We only use high quality parts, and every part must pass a thorough inspection before it is accepted into our inventory. Welch 1402 rebuilt welch 1402 belt drive pump from vac. Free shipping on many items browse your favorite brands. The welch 1400b01 duoseal vacuum pump is a rugged and robust vacuum pump for applications requiring pressures welch vacuum pump 1400b01 achieves pumps for a wide variety of vacuum needs, including. Welch standard and chemstar home vacuum science is our. Vacuum pumps selection page abbess instruments vacuum. Duoseal series belt driven models including 1402, 76, 1400, 1410, 97, 1405, 98. Gardner denver welch vacuum technology, inc, formerly welch rietschle thomas, is a whollyowned subsidiary of gardner denver, a leading global manufacturer of compressors, vacuum pumps, and related products. These belt driven rotary vane vacuum pumps are ruggedized and built to perform and last in demanding environments and applications. The welch scientific 1402 duoseal belt drive rotary vane pump is a durable vacuum pump with a superior vapor handling capability. It is reliable and commonly used in vacuum processes, degassing, freeze drying, vacuum furnace. Bypass feature produces higher vacuum at lower rpm.
Get the best deals on welch vacuum pumps when you shop the largest online selection at. Installation operation maintenance specification dimensional drawings parts list accessories msds sheet for duoseal oil warning never block the exhaust port. The type of vacuum gauge to be used is determined largely by the pressure range to be measured. Welch 1402 vacuum pump 1402b01new vacuum pump supply llc. Welch 1402 rotary vane vacuum pump gasket kit with mechanical. Director series direct drive models including 8806, 8811, 8814, 8821, 8851. The welch 1402 duoseal dual stage rotary vane pump is a rugged, time tested workhorse used in a number of vacuum related industries and applications.
Welch gardner denver duoseal 1402 rotary vane vacuum pump rebuilt 1402b01 1402b01 115v 60hz singlephase 1402c01 1402c01 230v 60hz 1phase 1402c02 1402c02 230v 50hz 1phase 1402m01 1402m01 230v 60hz 3phase. Welch vacuum pump preserve your budget while enjoying the advantages of a welch dryfast vacuum pump. Pump can be ordered with an optional exhaust filter to control oil mist. Pulley drive enables low pump rpm operation reduces friction, oil temperature, and oil degradation. The welch 1402 is a rotary vane mechanical vacuum pump with excellent vapor handling capability. Views applications booklet warning never block the exhaust port. Achieve precise vacuum control down to 40 torr using convenient adjustment knob. If the exhaust port is blocked, pressure will buildup in the pump with the potential of the pump body bursting and causing possible injury to personnel in the. These rotary vane pumps have large oil reservoirs to dilute contaminants. Welch gardner denver duoseal 1402b rotary vane vacuum pump new. Welch vacuum pump new vacuum pumps new welch vacuum pump. Up for bid is a good working welch duo seal vacuum pump. Welch gardner denver duoseal 1402b rotary vane vacuum pump.
Welch gardner denver duoseal 1402 rotary vacuum pump. Welch laboratory pumps, industrial pumps, refrigeration pumps, crvpro models, duoseal rotary vane pumps, wobl piston pumps, chemstar models, gemini models. Rugged oilseal pumps for a wide variety of vacuum needs, including schlenk drying lines, freeze drying, degassing, concentrations, distillations, and more. Carries off the last portion of gas and confines excess oil and volatiles to the exhaust side of each stage, leaving less contamination on the other side. This pump is commonly used for vacuum furnace evacuation, backing turbomolecular pumps, backing diffusion pumps, rotary. Welch chemstar vacuum pump model 1402n is used for pumping corrosive gases. Welch vacuum 1402c02 duoseal beltdrive vacuum pump, 160. Preserve your budget while enjoying the advantages of a welch dryfast vacuum pump. Major kit inlcudes gaskets, orings, seals, springs, valves, vanes, washers, etc. Welch 1402 rotary vane vacuum pump gasket kit with. The reduced wear increases the operating life and the reduced temperature decreases backstreaming. If the exhaust is blocked, pressure will buildup in the pump. With its low rotational speed and metal vanes, the welch 1402 is a highly durable pump that will last for years with proper maintenance. These n01 pumps are versions of 76, 99, 1400, and 1402 pumps, modified to make all vital parts corrosion resistant.
This pump have been inspected, tested, and checks out prefect. Welch 1402 rebuilt welch 1402 belt drive pump from vactech. Installation operation maintenance warranty msds sheet for pump oil specifications parts list and expl. Welch vacuum pump new vacuum pumps new welch vacuum. Explore general information about our welch vacuum products.
Wired for 115v 60hz, 1 ph with north american 115v plug. Welch 1402 duoseal belt drive rotary vane is a durable vacuum pump with a superior vapor handling capability. Page 1 owners manual for duoseal vacuum pump model. Rebuilt pumps have been solvent washed, sandblasted and retrofitted with the proper seals, gaskets. It is reliable and commonly used in vacuum processes, degassing, freeze drying, vacuum furnace applications. Quality replacement parts, repair kits, filters and fluids for welch 1402 vacuum pumps. Repair kits and parts for welch vacuum pumps precision plus. Sargentwelch pump maintenance, comprehensive version. All of our parts are guaranteed to meet or exceed oem specifications.
The internal components and overall design of the welch 1402 has hardly changed since the 1970s. Low speed operation reduces the rate of friction and wear on parts so pumps require less maintenance. This manual has been complied not only for the care and maintenance of the duoseal pump now in your possession but as a helpful reference and guide for. The precision plus range of replacement parts covers chemstar series belt driven models 1400n, 1402n, 76n. Within gardner denver, welch is an sbu of the thomas products division. Chemical resistant collegiate model 2014 pump is perfect for mecl2 and other volatile solvent rotary evaporations. Welch gardner denver duoseal 1402 rotary vane vacuum pump rebuilt. The sargent welch 1402 duoseal belt drive rotary vane is a durable vacuum pump with a superior vapor handling capability, offering an excellent ultimate pressure of 1. If the exhaust port is blocked, pressure will buildup in the pump with the potential of the pump body bursting and causing possible injury to personnel in the area. The mcleod gauge is used where high accuracy of measurement is required. This pump is currently the foreline pump for our reactorrga system. Ultimate vacuum vacuum ovens, glove boxes, general laboratory vacuum.
Duoseal, belt drive rotary vane pump, 115v, 60hz 1ph, csa. All duoseal mechanical vacuum pumps are normally tested with, owners manual for duoseal vacuum pumps models. Welch owners manual ucsd chemistry and biochemistry. Welch 1402 duoseal belt drive pump, rebuilt provac.
Capitol vacuum offers high quality repair kits and spare parts for most welch formerly sargent welch vacuum pumps. Chemstar beltdriven vacuum pump is designed to tolerate harsh chemical contamination. A belt drive pump means the pump will experience less wear and tear because of a slower rpm. Welch 1402 duoseal belt drive rotary vane vacuum pump rebuilt.
Welch 1402 duoseal belt drive pump rebuilt, new, refurbished, used, repair. The welch 1402b01 duoseal vacuum pump is a rugged and robust vacuum pump for. It is suitable for applications such as drying manifolds, freeze drying, vacuum ovens, glove boxes, degassing, concentrations, and distillation. This pump was tested and seems to work as designed. Welch 1402 is a two stage small beltdrive high vacuum pump with a free air displacement of 5. Welch vacuum 1402b01 duoseal beltdrive vacuum pump, 160 lpm. This pump is commonly used for vacuum furnace evacuation, backing turbomolecular pumps, backing diffusion pumps, rotary evaporation, refrigeration system evacuation. Oil change tutorial, welch duoseal 1402 vacuum pump youtube. Used for vacuum distilations, glove box transfers, residual solvent removal, and resin degassing. Please call our toll free number at 8663320500 or send an email to our sales team. Short tutorial on how to change the oil for the welch 1402 pump. Welch 1402b01 duoseal vacuum pump chemtech scientific.
Duoseal belt drivemodel 1402 download welch vacuum pumps. Welch 1402 duoseal belt drive rotary vane vacuum pump. Welch belt drive vacuum pump model 1402b80 giving you an ultimate vacuum of 0. Welch gardner denver duoseal 1402 rotary vacuum pump rebuilt. Welch 1402 duoseal vacuum pump rotary vanetested working mouse over images to see larger version click to view supersize image welch 1402 duoseal vacuum pump item description. Sargent welch rotary vane vacuum pumps are belt driven and run at relatively slow rotational speed when compared to direct drive pumps. The welch vacuum 1402c02 duoseal singlestage vacuum pump has a 160 liter per minute lpm free air displacement with adjustable vacuum to 0. Low pump rpm reduces friction and wear while minimizing reservoir temperature to lessen chemical reactivity.
Repair kits and parts for welch vacuum pumps precision. The welch 1402b 01 duoseal vacuum pump is a rugged and robust vacuum pump for applications requiring pressures 1402b 01 achieves vacuum pumps should. Welch scientific 1402 duoseal belt drive rotary vane pump. Owners manual for use with duoseal twostage models 74, 75, 76, 92, 95, 96, 97, 98, 1400, 1402, 1405 and duoseal singlestage models. The welch 1402 duoseal belt drive dual stage rotary vane mechanical vacuum pump offers an excellent ultimate pressure of 1x104 torr. Welch 1402 rotary vane vacuum pump welch pumps rotary. Welch gardner denver duoseal 1402b rotary vane vacuum pump new 1402b01 1402b01 115v 60hz singlephase 1402w01 1402w01 115v 60hz 1phase w explosion proof motor 1402c01 1402c01 230v 60hz 1phase 1402m01 1402m01 230460v 60hz 3phase. Rotary vane vacuum pumps are dependable and durable. Welch vacuum 1402c02 duoseal beltdrive vacuum pump, 160 lpm. Continuous duty welch duo seal 1402b01 vacuum pump, new this pump have been inspected, tested, and checks out prefect. The welch 1402b 01 duoseal vacuum pump is a rugged and robust vacuum pump for applications requiring pressures 1402b 01 achieves vacuum pumps should not be operated continuously at pressures above 1 torr.
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