Busch · R5 RA 0400–0630 C

R5 RA 0630 C

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Oil-Lubricated Rotary VaneOEM data20 values carry a verification flag

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Pumping speed: 773 m³/h
Ultimate pressure: 0.1 mbar
Motor power: 18.6 kW
Noise level: 79 dB(A)

Headline ratings converted to common units for comparison; the table below shows each figure exactly as published.

Technical data

Source: Busch product page · retrieved 2026-10-01

As published	ISO 50 Hz	ISO 50 Hz; (Gas-ballast valve closed)	ISO 50 Hz; (Gas-ballast valve open)	ISO 50 Hz; at 100 mbar	ISO 50 Hz; at ultimate pressure	ISO 50 Hz; (ISO 2151), KpA = 3 dB	ISO 50 Hz; approx.	ISO 50 Hz; (L x W x H)	ISO 60 Hz	ISO 60 Hz; (Gas-ballast valve closed)	ISO 60 Hz; (Gas-ballast valve open)	ISO 60 Hz; at 100 mbar	ISO 60 Hz; at ultimate pressure	ISO 60 Hz; (ISO 2151), KpA = 3 dB	ISO 60 Hz; approx.	ISO 60 Hz; (L x W x H)	US 60 Hz	US 60 Hz; (Gas-ballast valve closed)	US 60 Hz; (Gas-ballast valve open)	US 60 Hz; at 75 Torr	US 60 Hz; at ultimate pressure	US 60 Hz; (ISO 2151), KpA = 3 dB	US 60 Hz; approx.	US 60 Hz; (L x W x H)
Nominal pumping speed Pumping speed	630 m³/h m³/h oem source Source · 2026-10-01								760 m³/h m³/h oem verified Source · 2026-10-01								455 ACFM ACFM oem verified Source · 2026-10-01
Ultimate pressure (Gas-ballast valve closed) Ultimate pressure		0.1 ... 0.5 hPa (mbar) hPa (mbar) oem source Source · 2026-10-01								0.1 ... 0.5 hPa (mbar) hPa (mbar) oem source Source · 2026-10-01								0.075 ... 0.375 Torr Torr oem source Source · 2026-10-01
Ultimate pressure (Gas-ballast valve open) Ultimate pressure			0.5 ... 1.0 hPa (mbar) hPa (mbar) oem source Source · 2026-10-01								0.5 ... 1.0 hPa (mbar) hPa (mbar) oem source Source · 2026-10-01								0.375 ... 0.750 Torr Torr oem source Source · 2026-10-01
Ultimate pressure	0.1 hPa (mbar) hPa (mbar) oem verified Source · 2026-10-01								0.1 hPa (mbar) hPa (mbar) oem verified Source · 2026-10-01								0.075 Torr Torr oem verified Source · 2026-10-01
Nominal motor rating Motor power	15 kW kW oem verified Source · 2026-10-01								18.5 kW kW oem verified Source · 2026-10-01								25 hp hp oem verified Source · 2026-10-01
Nominal motor speed Speed	1000 min⁻¹ min⁻¹ oem source Source · 2026-10-01								1200 min⁻¹ min⁻¹ oem verified Source · 2026-10-01								1150 rpm rpm oem verified Source · 2026-10-01
Ambient temperature	5 ... 40 °C °C oem source Source · 2026-10-01								5 ... 40 °C °C oem source Source · 2026-10-01
Power consumption at 100 mbar Power consumption				11.6 kW kW oem source Source · 2026-10-01								14.4 kW kW oem verified Source · 2026-10-01
Power consumption at ultimate pressure Power consumption					6.5 kW kW oem source Source · 2026-10-01								8.0 kW kW oem source Source · 2026-10-01								10.7 hp hp oem source Source · 2026-10-01
Sound pressure level (ISO 2151), KpA = 3 dB Noise level						77 dB(A) dB(A) oem source Source · 2026-10-01								79 dB(A) dB(A) oem source Source · 2026-10-01								79 dB(A) dB(A) oem source Source · 2026-10-01
Oil capacity	15 l l oem verified Source · 2026-10-01								15 l l oem verified Source · 2026-10-01								15 l l oem verified Source · 2026-10-01
Weight approx. Weight							550 kg kg oem verified Source · 2026-10-01								550 kg kg oem verified Source · 2026-10-01								1527 Lbs. Lbs. oem verified Source · 2026-10-01
Dimensions (L x W x H) Dimensions								1723 x 912 x 712 mm mm oem source Source · 2026-10-01								1723 x 912 x 712 mm mm oem source Source · 2026-10-01								69.3 x 41.5 x 28.5 inches inches oem source Source · 2026-10-01
Gas inlet Inlet connection	G 3" oem source Source · 2026-10-01								G 3" oem source Source · 2026-10-01								3" NPT " NPT oem verified Source · 2026-10-01
Gas outlet Outlet connection	G 3" oem source Source · 2026-10-01								G 3" oem source Source · 2026-10-01								3" NPT " NPT oem verified Source · 2026-10-01
Power consumption at 75 Torr Power consumption																				20 hp hp oem verified Source · 2026-10-01

Original extracted values are shown with their source and review status. Multiple values under the same condition remain separate for review.

Same family: R5 RA 0400 C, R5 RA 0502 C

Explore the parts

R5 RA 0630 C, pulled apart

This model’s parts, by where they sit

Our drawing of the machine type, with the R5 RA 0630 C's own parts from Busch's lists. Side view along the shaft. Oil-free (dry) pumps have no exhaust box oil, sight glass or oil filter; their exhaust filter is a dust filter.

Reviewed operating performance · 60 Hz

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Documents

Product leaflet R5 RA 0400–0630 C Internationaldatasheet · 2 pp
Product leaflet R5 RA 0400–0630 C International ENdatasheet · 2 pp
Product leaflet R5 RA 0400–0630 C USdatasheet · 2 pp
Product leaflet R5 RA 0400–0630 C USdatasheet · 2 pp
Instruction manual R5 RA RC 0400-0630 C-RA 0840 A ECOTORQUE ENmanual · 48 pp
Instruction manual R5 RA-RC 0400-0630 C - RA 0840 A ECOTORQUE ENmanual · 48 pp
Pump control instructions INVEOR VFD ENmanual · 44 pp
Pumping speed curveISO
Pumping speed curveIMP
Dimensional drawingISO

Documents open on the manufacturer’s site.

Service parts · 31

Kit3

Lubrication6

Filtration3

Fittings and hardware6

Valves1

Oil drain valveV947 209 320

Other parts12

Part numbers from Busch’s parts lists, shop and instruction manuals. Open a part for its other models, replacements and suppliers.

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