C-VLU 401Pumping speed 380 m³/hUltimate pressure 60 mbar
C-VLU 301
The Elmo Rietschle C-VLU 301 is a dry-running, contact-free compressing claw vacuum pump of the new generation: 265 m³/h at 50 Hz, continuous operation down to 30 mbar (abs.). Ehrler & Beck advises on selection and service.
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- Pumping speed 265 m³/h 50 Hz
- Ultimate pressure 30 mbar
Elmo Rietschle C-VLU 301 – dry-running claw vacuum pump
The C-VLU 301 is a twin-shaft claw vacuum pump whose claws roll against each other without contact. According to the operating instructions, the pumping speed with free intake is 265 m³/h at 50 Hz; the pump can be operated continuously at any inlet pressure between 700 mbar (abs.) and 30 mbar (abs.). The pump is enclosed in an insulating hood; a drum fan guides the cooling air. It is driven via a coupling by a flange-mounted standard three-phase motor. Only the gearbox contains oil (filling 1.5 l).Versions
CD and XD; the XD version has an anti-corrosion coating and is suitable for gases containing water vapour. Motor power and voltage according to the nameplate or on request.Dimensions
Dimensions 1093 × 495 × 600 mm (L × W × H; length depending on the motor make), weight 283.5 kg (depending on the motor make), vacuum connection and exhaust outlet G 2, silencer condensate drain G 1/2.Advice and service
Ehrler & Beck supports you in sizing, supplies accessories and spare parts and carries out maintenance and repair.| Pumping speed 50Hz | 265 |
|---|---|
| Ultimate pressure | 30 |
| Weight | 283.5 |
| Length | 109.3 |
| Width | 49.5 |
| Height | 60 |
| Inlet connection flange | G 2 |
| Outlet connection flange | G 2 |
| Noise level | 74.5 dB(A) |
| Cooling method | Air cooling |
| Oil type | Oil-free |
Convert units: vacuum and pressure units · Nm³/h to m³/h
Additional technical data
| Technical data | Value |
|---|---|
| Design | Claw vacuum pump, dry and contact-free compression, air-cooled (insulating hood, drum fan) |
| Pumping speed with free intake | 265 m³/h (50 Hz) |
| Operating range (continuous operation) | 700 to 30 mbar (abs.) |
| Sound pressure level (max.) 50 Hz / 60 Hz | 74.5 / 78.5 dB(A) (EN ISO 3744, ±3 dB(A)) |
| Weight | 283.5 kg (depending on the motor make) |
| Dimensions L × W × H | 1093 × 495 × 600 mm |
| Vacuum connection / exhaust outlet | G 2 / G 2 |
| Silencer condensate drain | G 1/2 |
| Oil filling (gearbox) | 1.5 l |
| Versions | CD; XD with anti-corrosion coating for gases containing water vapour |
| Source | Operating instructions BA892 (2025) |
| Product name | Part number |
|---|---|
| Filter element | 7320770000 |
| Silencer cover plate | ZS1250987 |
| Drain fitting, oil cooler | 6407220000 |
| B-side cover | 5264100000 |
| B-side cover | ZS1248613 |
| Sheet metal parts | ZS1250985 |
| Base plate | ZS1085621 |
| Sealing ring | 7040170000 |
| Sealing ring | 7045650000 |
| Gasket | 5270140000 |
| Spacer ring | 5264130000 |
| Pressure spring | 7163050000 |
| Grommet | 8175690000 |
| Vented oil filler plug | 6407040000 |
| Filter | 7320760000 |
| Pan head screw | ZS1100323 |
| Pan head screw M8 x 8 | ZS1086733 |
| Front panel | ZS1091018 |
| Foot | ZS1248513 |
| Housing | ZS1186667 |
| Stroke limiter | 5297750000 |
| Sleeve | ZS1245320 |
| Interior ring | 6000670000 |
| Hex socket screw | 6104800000 |
| Hex socket screw M12 x 130 | 6107460000 |
| Hex socket screw M12 x 30 | 6510300000 |
| Hex socket screw M12 x 35 | 6107340000 |
| Hex socket screw M5 x 12 | 6105290000 |
| Hex socket screw M6 x 16 | 6107470000 |
| Hex socket screw M8 x 25 | 6104880000 |
| Hex socket screw M8 x 80 | 6104400000 |
| Piston ring | 7313350000 |
| Conical clamping element | ZS1085614 |
| Coupling | ZS1183376 |
| Coupling | ZS1183377 |
| Bearing cover | ZS1085610 |
| Reducing socket | 6401000000 |
| Nut M12 | 6180090000 |
| Nut M8 | 6181120000 |
| O-ring | 7062800000 |
| O-ring | 7064590000 |
| O-ring | 7064720000 |
| O-ring | 7066120000 |
| Oil sight glass | 7250130000 |
| Key | 6280200000 |
| Push-in connector | 6423560000 |
| Ball bearing | 6022090000 |
| Eye bolt | 6121000000 |
| Pipe | ZS1250377 |
| Rotor, driven | ZS1085612 |
| Rotor, driving | ZS1085611 |
| Non-return valve | 2140120000 |
| Inlet flange | 2132560000 |
| Silencer | ZS1192914 |
| Washer | 6200080000 |
| Washer | 6200140000 |
| Washer | 6201160000 |
| Washer | 7045630000 |
| Washer | ZS1085932 |
| Oil flinger | ZS1085613 |
| Angular contact ball bearing | 6022170000 |
| Screw M12 x 30 | 6121250000 |
| Screw M12 x 35 | 6508670000 |
| Shock mount M12 | 7100350000 |
| Shock mount M8 | 7101020000 |
| Shock mount M8 | ZS1085627 |
| Shock mount M8 | ZS1104216 |
| Circlip | 6227550000 |
| Strainer disc | 5290700000 |
| Stud M12 x 50 | 6161520000 |
| Fan | ZS1085931 |
| Fan housing | ZS1085329 |
| Extension | 6403080000 |
| Extension | 6406110000 |
| Extension | 6409860000 |
| Plug | ZS1067611 |
| Plug | 6320680000 |
| Pre-inlet silencer | ZS1245323 |
| Shaft, driven | ZS1085550 |
| Shaft, driving | ZS1085549 |
| Shaft seal | 6047530000 |
| Shaft seal | ZS1105069 |
| Coupling element | ZS1178582 |
| Intermediate plate | ZS1250853 |
| Intermediate plate | ZS1250984 |
| Dowel pin | 6240660000 |







