RBP 1000Pumping speed 1,000 m³/h
RBP 500 3Ph 220/380, 230/400, 240/415 V 50 Hz / 460 V 60 Hz, UL/CSA
The Becker RBP 500 is a contact-free, oil-free compressing Roots pump (Roots booster) with a nominal pumping speed of 500 m³/h at 50 Hz (600 m³/h at 60 Hz). Combined with an oil-lubricated rotary vane vacuum pump, it increases the evacuation speed. Ehrler & Beck advises on sizing.
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- Pumping speed 500 m³/h 50 Hz 600 m³/h 60 Hz
- Rated motor power 2.2 kW 50 Hz 2.2 kW 60 Hz
| Motor variant | Motor order number |
|---|---|
| 3Ph 220/380, 230/400, 240/415 V 50 Hz / 460 V 60 Hz, UL/CSA (selected) | 42289201302088GW |
| 3Ph 230/400 V 50 Hz / 230/460 V 60 Hz, UL/CSA | 42589207300088GW |
| 3Ph 200/346 V 50 Hz / 200/346, 220/380, 400 V 60 Hz, UL/CSA | 42289253302088GW |
| 3Ph 290/500 V 50 Hz / 332/575 V 60 Hz, UL/CSA | 42489257300088GW |
| 3Ph 230/460 V 60 Hz, UL/CSA, only via Becker Pumps USA | 13983077 |
Becker RBP 500 – Roots booster for fast evacuation
The RBP 500 is a Roots pump with a nominal pumping speed of 500 m³/h at 50 Hz and 600 m³/h at 60 Hz and a differential pressure of 60 mbar. Installed motor power 2.2–3.0 kW, sound pressure level 73 / 78 dB(A) (50 / 60 Hz), weight without motor approx. 141 kg, oil quantity approx. 1.7 l (Becker Lube G 220). Width × height 370 × 320 mm, length depending on the motor; connection DN 100 PN 10 (DIN 2532).Use in a pumping station
Becker uses the RBP Roots pumps specifically for the vacuum packaging of food: as a pumping station together with an oil-lubricated rotary vane vacuum pump they achieve, according to Becker, higher evacuation speeds than a vacuum pump integrated in the packaging machine. The Roots pumps can only be used in combination with oil-lubricated rotary vane vacuum pumps.Integrated bypass valve
The bypass valve protects the pump in fast-cycling packaging processes. The rotors compress without contact and oil-free.Advice and service
Ehrler & Beck supports you in sizing the pumping station and carries out maintenance and repair.| Pumping speed 50Hz | 500 |
|---|---|
| Pumping speed 60Hz | 600 |
| Rated motor power 50Hz | 2.2 |
| Rated motor power 60Hz | 2.2 |
| Motor efficiency class | IE3 |
| Length | 94.3 |
| Width | 37 |
| Height | 32 |
| Inlet connection flange | DN 100 PN 10 (DIN 2532) |
| Noise level | 73 dB(A) |
| Cooling method | Air cooling |
Further technical data
| Motor | Data |
|---|---|
| Motor order number | 42289201302088GW |
| Pump types according to Becker | RBP 500 |
| Phases | 3~ (three-phase) |
| 50 Hz | 2.2 kW (3.0 hp) · Δ220/Y380 V · IE3 · 2850 min⁻¹ · 7.82/4.52 A 2.2 kW (3.0 hp) · Δ230/Y400 V · IE3 · 2870 min⁻¹ · 7.71/4.43 A 2.2 kW (3.0 hp) · Δ240/Y415 V · IE3 · 2880 min⁻¹ · 7.55/4.37 A |
| 60 Hz | 2.2 kW (3.0 hp) · Y460 V · IE3 · 3490 min⁻¹ · 3.89 A |
| 60 Hz, additional nameplate | 2.65 kW (3.6 hp) · Δ230/Y400 V · IE1 · 3380 min⁻¹ · 9.21/5.30 A 2.65 kW (3.6 hp) · Δ265/Y460 V · IE2 · 3455 min⁻¹ · 7.86/4.53 A |
| Version | CE • UL • CSA • CC IP55 • ISO F • PTC |
| Motor length M1 | 279.0 mm |
| Overall length L1 with pump | 943.0 mm |
| Motor weight | 25.0 kg |
| Motor data according to | Becker Motor Specifications for Pumps and Blowers (09/2026), item 10-01 |
Additional technical data
| Technical data | Value |
|---|---|
| Design | Roots pump (Roots booster), contact-free and oil-free compression, air-cooled, with bypass valve |
| Nominal pumping speed 50 Hz / 60 Hz | 500 / 600 m³/h |
| Differential pressure | 60 mbar |
| Installed motor power | 2.2–3.0 kW (50 and 60 Hz) |
| Sound pressure level 50 Hz / 60 Hz | 73 / 78 dB(A) |
| Weight without motor | approx. 141 kg |
| Oil quantity | approx. 1.7 l, Becker Lube G 220 |
| Width × height | 370 × 320 mm (length depending on the motor) |
| Connection | DN 100 PN 10 (DIN 2532) |
| Use | only in combination with oil-lubricated rotary vane vacuum pumps |
| Becker data sheet | Dated 2023-07-27 |



