Welch CRVpro Direct Drive Rotary Vane Vacuum Pump CRVpro4
***Note: This item has a possible 1-2 week lead time depending on stock availability***
Product Details
- Runs 10Ā°C cooler than comparable pumps. Slows corrosion.Ā
- Has a 40% larger oil capacity than comparable pumps. Dilutes aggressive chemicals.Ā
- Has a chemical resistant coating in the oil case and pump module. Protects non-moving parts.Ā
Suitable applications include freeze drying, degassing, vacuum ovens and concentrators.
3041-01 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.Ā
3042-01 is wired for North American 230V, 60Hz operation. Includes 230V North American line cord, UK cord, and skuko cord, and a charge of oil.Ā
3046E-01Ā comes with an explosion proof motor. Conduit wiring installation required. No cord, plug, or switch provided.Ā
Direct drive pumps are not recommended for filtration, aspiration, drying electrophoresis gels, or other applications requiring sustained operation above 30 torr.
Ā
Ā SpecificationsĀ
| Applications | CRVpro4 |
|---|---|
| Free Air Displacement @ 60 Hz, cfm (L/min) | 2.8 (78) |
| Free Air Displacement @ 50 Hz, mĀ³/hr (L/min) | 4 (67) |
| Ultimate Pressure, torr (mbar) | 5x10ā»ā“ (4x10ā»ā“) |
| Noise Level, dBA | 50 |
| Motor Speed, RPM, @60Hz, @50Hz | 1740 (1450) |
| 1750 (1450) | |
| Motor Power, HP (kW) | 0.4 (0.5) |
| Oil Capacity, mL | 1150 |
| Connection Flanges | NW 16 |
| Inlet Hose Connection* | 5/8" to 3/4" |
| Weight, lbs (kg) | 46.3 (21) |
| Dimensions, LxWxH, in (mm) | 18.2x6.1x9.1 (463x157x230) |
Payment & Security
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.