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Welch™ CRVpro4 Direct Drive Rotary Vane Vacuum Pump
Offers increased reliability and longer service interval than direct drive rotary vane vacuum pumps
Manufacturer: Welch™ 304101
Description
- Runs 10°C cooler than comparable pumps
- Slows corrosion
- Has 40% larger oil capacity than comparable pumps
- Dilutes aggressive chemicals
- Has chemical resistant coating in oil case and pump module
- Protects non-moving parts
Ultimate pressure
- Without gas ballast partial: 5 x 10-4 mbar (4 x 10-4 Torr)
- Without gas ballast total: 2 x 10--3 mbar (1.5 x 10-3 Torr)
- With gas ballast total: 7 x 10-2 mbar (5 x 10-2 Torr)
Specifications
| IP44 | |
| 1450rpm at 50Hz; 1740rpm at 60Hz | |
| 46.3 x 15.7 x 23.0cm (18.2 x 6.1 x 9.1 in.) | |
| 50dB | |
| 46.3 lb. | |
| Vacuum Pump | |
| 67L/min. at 50Hz; 78L/min at 60Hz |
| 115V | |
| cUL and CE | |
| CRVpro4 | |
| US - plug (NEMA - 5) | |
| 21kg | |
| 60Hz |
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