Description
Welch CRVpro Direct Drive Rotary Vane Vacuum Pump CRVpro8
***Note: This item has a possible 1-2 week lead time depending on stock availability***
Product Details
The new CRVpro family of direct drive vacuum pumps offers increased reliability and longer service interval vs. other direct drive rotary vane vacuum pumps. The CRVpro family consumes up to 36% less oil than comparable pumps. Three features drive these benefits:
- Runs 10°C cooler than comparable pumps. Slows corrosion.
- Has a 40% larger oil capacity than comparable pumps. Dilutes aggressive chemicals.
- Has a chemical resistant coating in the oil case and pump module. Protects non-moving parts.
Suitable applications include freeze drying, degassing, vacuum ovens and concentrators.
3081-01 is wired for North American 115V, 60Hz operation. Includes North American line cord, vacuum inlet hose barb suitable for gum rubber hose from 5/8" to 3/4" ID, and a charge of oil.
3082-01 is wired for North American 230V, 60Hz operation. Includes 230V North American line cord, UK cord, and skuko cord, and a charge of oil.
Direct drive pumps are not recommended for filtration, aspiration, drying electrophoresis gels, or other applications requiring sustained operation above 30 torr
Specifications
| Application | CRVpro8 |
|---|---|
| Free Air Displacement @ 60 Hz, cfm (L/min) | 5.6 (158) |
| Free Air Displacement @ 50 Hz, m³/hr (L/min) | 8 (133) |
| Ultimate Pressure, torr (mbar) | 5x10⁻⁴ (4x10⁻⁴) |
| Noise Level, dBA | 50 |
| Motor Speed, RPM, @60Hz, @50Hz | 1740 (1450) |
| Motor Power, HP (kW) | 0.4 (0.5) |
| Oil Capacity, mL | 1000 |
| Connection Flanges | NW 16 |
| Inlet Hose Connection* | 5/8" to 3/4" |
| Weight, lbs (kg) | 49.6 (22.5) |
| Dimensions, LxWxH, in (mm) | 18.2x6.1x9.1 (463x157x230) |
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