A 204 H/XPumping speed 130 m³/hUltimate pressure 0.2 mbar
A 124 H
The Pfeiffer A 124 H is a dry multi-stage Roots pump with a nominal pumping speed of 95 m³/h (50 Hz) or 110 m³/h (60 Hz) and an ultimate pressure of 0.05 mbar. Ehrler & Beck advises on selection and service.
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- Pumping speed 95 m³/h 50 Hz 110 m³/h 60 Hz
- Ultimate pressure 0.05 mbar
Pfeiffer A 124 H – dry multi-stage Roots pump
The Pfeiffer A 124 H is a dry multi-stage Roots pump. The nominal pumping speed is 95 m³/h (50 Hz) or 110 m³/h (60 Hz), the ultimate pressure 0.05 mbar.Features
- Powerful: dry and energy-saving, for semiconductor and coating applications
- Flexible: settings can be adapted to the process requirements
- Certified: SEMI S2 and UL 61010
Typical applications
Pfeiffer lists: Dairy products (cheese production – vacuum chambers for cheese, cheese production – cheese towers, butter production); Displays (physical vapour deposition (PVD)); Semiconductors (low-pressure chemical vapour deposition (LPCVD)/diffusion, stripping/ashing, PVD and others); Thin-film coating (laboratory coating).Advice and service
Ehrler & Beck advises on selection, accessories and service.| Pumping speed 50Hz | 95 |
|---|---|
| Pumping speed 60Hz | 110 |
| Ultimate pressure | 0.05 |
| Weight | 240 |
| Length | 96.1 |
| Width | 38.8 |
| Height | 57.9 |
| Inlet connection flange | DN 50 |
| Outlet connection flange | DN 40 |
| Noise level | 65 dB(A) |
| Cooling method | Water cooling |
| Oil type | Oil-free |
Convert units: vacuum and pressure units · Nm³/h to m³/h
Additional technical data
| Technical data | Value |
|---|---|
| Nominal pumping speed | 95 m³/h (50 Hz) / 110 m³/h (60 Hz) |
| Ultimate pressure | 5 · 10⁻² mbar (50 Hz) / 2 · 10⁻² mbar (60 Hz) |
| Power consumption at ultimate pressure | 1.3 kW (50 Hz) / 1.5 kW (60 Hz) |
| Sound pressure level | < 65 dB(A) |
| Cooling water flow | 2.3 – 3 l/min |
| Dimensions (L × W × H) | 961 × 388 × 579 mm |
| Weight (approx.) | 240 kg |
| Gas inlet | DN 50 |
| Gas outlet | DN 40 |
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