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Welch™ CRVpro Direct Drive Rotary Vane Vacuum Pump
Offers increased reliability and longer service interval than direct drive rotary vane vacuum pumps
Supplier: Welch™ 308201
Alert:
This item is a non-standard voltage; please ensure you are ordering the correct product. Please contact customer service for assistance: 1-800-766-7000.
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 | |
| cUL and CE | |
| CRVpro8 | |
| UK-plug; BS1363 and EU-plug; CEE 7/4 | |
| 22.5 kg | |
| 60 Hz | |
| 158 L/min. (at 60 Hz) |
| 1450 rpm at 50 Hz; 1740 rpm at 60 Hz | |
| 46.3 x 15.7 x 23.0 cm (18.2 x 6.1 x 9.1 in.) | |
| 50 dB | |
| 49.6 lb. | |
| Vacuum Pump | |
| Rotary Vane Vacuum Pump | |
| 230 V |
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