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Welch™ DuoSeal™ High-Vacuum Pumps
Rugged, durable pumps are ideal for demanding applications such as Schlenk drying lines, freeze drying, vacuum distillations, concentrating and degassing
Supplier: Welch™ 1399B01
Includes: V-belts, pulleys, belt-guard, oil supply, 3-wire cord (except 01-105-1 which must be conduit wired), plug, inline switch and instructions.
Description
The ruggedness is a result of reduced frictional wear (less than 580rpm vs. typical 1750rpm direct-drive pumps) and high contamination tolerance (contaminants diluted due to large oil capacity).
- Dual-voltage models come wired for lowest voltage listed in specifications chart; may be converted to higher voltage listed by rewiring
- Wiring diagram supplied with each model
- All models are single phase
1International Model for 115/230V 50Hz available on special order.
Specifications
| 2 Pa (1.5 x 10-2 torr) | |
| 61 lb. | |
| 5.9 A | |
| 750 rpm | |
| 1399 | |
| 28 kg | |
| 60 Hz | |
| 25.4 cm | |
| 43.2 cm | |
| One-stage High Vacuum Pump | |
| 1.5 x 10-2 torr |
| 0.3 hp | |
| 28 kg | |
| V-belts, pulleys, belt guard, Oil supply, 3-wire cord, N. American 115V plug, inline switch and instructions | |
| 115 V 60 Hz | |
| 61 lb. | |
| 1.2 CFM | |
| 10 in. | |
| 17 in. | |
| 9 in. | |
| Schlenk Drying Lines | |
| 115 V |