C-VLU 301Pumping speed 265 m³/hUltimate pressure 30 mbar
C-VLU 401
The Elmo Rietschle C-VLU 401 is a dry-running, contact-free compressing claw vacuum pump of the new generation: 380 m³/h at 50 Hz, continuous operation down to 60 mbar (abs.). Ehrler & Beck advises on selection and service.
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- Pumping speed 380 m³/h 50 Hz
- Ultimate pressure 60 mbar
Elmo Rietschle C-VLU 401 – dry-running claw vacuum pump
The C-VLU 401 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 380 m³/h at 50 Hz; the pump can be operated continuously at any inlet pressure between 700 mbar (abs.) and 60 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 1.8 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 1175 × 635 × 965 mm (L × W × H; length depending on the motor make), weight 461 kg (depending on the motor make), vacuum connection and exhaust outlet G 3, 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 | 380 |
|---|---|
| Ultimate pressure | 60 |
| Weight | 461 |
| Length | 117.5 |
| Width | 63.5 |
| Height | 96.5 |
| Inlet connection flange | G 3 |
| Outlet connection flange | G 3 |
| Noise level | 77 dB(A) |
| Cooling method | Air cooling |
| Oil type | Oil-free |
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 | 380 m³/h (50 Hz) |
| Operating range (continuous operation) | 700 to 60 mbar (abs.) |
| Sound pressure level (max.) 50 Hz / 60 Hz | 77 / 81 dB(A) (EN ISO 3744, ±3 dB(A)) |
| Weight | 461 kg (depending on the motor make) |
| Dimensions L × W × H | 1175 × 635 × 965 mm |
| Vacuum connection / exhaust outlet | G 3 / G 3 |
| Silencer condensate drain | G 1/2 |
| Oil filling (gearbox) | 1.8 l |
| Versions | CD; XD with anti-corrosion coating for gases containing water vapour |
| Source | Operating instructions BA893 (2025) |
C-VLU 301Pumping speed 265 m³/hUltimate pressure 30 mbarC-VLU 501Pumping speed 495 m³/hUltimate pressure 60 mbarC-VLU 651Pumping speed 600 m³/hUltimate pressure 60 mbar