Pfeiffer Uno 6 Vacuum Pump

The Pfeiffer Uno 6 vacuum pump is a single-stage rotary vane pump with a pumping speed of 4.8 m³/h at 50 Hz and 5.8 m³/h at 60 Hz.

The Uno 6 vacuum pump is a high performance rotary vane vacuum pump designed for R & D and analytics applications. It’s compact and vibration free and well suited for a wide range of bench top applications. The Uno 6 is an single stage oil-sealed pump with single-phase motor.

REMANUFACTURED OR REBUILT PFEIFFER UNO 6 VACUUM PUMPS:

All pump rebuild prices include disassembly, inspection & cleaning. Replacement of seals, gasket, springs, o-rings & valves. Other parts replaced as required upon approval for an extra charge. Pumps are then tested & painted.

Specifications

PFEIFFER UNO 6 VACUUM PUMP SPECIFICATIONS:

Vacuum Pump Model		UNO 6
Nominal Displacement	cfm	3.41
Nominal Displacement	l/m	96.5
Stage		1
Phase (Typical)		1
Rated Power 60 Hz	kW	.18
Oil Capacity	ltr	.4
Weight	lbs	25.13
Noise Level	dBA	56
Purchase Price (Rebuilt)	$	–
Rebuild Price	$	–

Features

PFEIFFER UNO 6 SINGLE STAGE PUMP FEATURES:

Single-stage vacuum pump
1 phase and 3-phase motor models
Integrated gas ballast and safety valve
Good for low and medium vacuum applications
Ideal for laboratory use
2.83 cfm pumping speed at 50 HZ
3.41 cfm pumping speed at 60 HZ
Ultimate pressure with gas ballast 5 x 10^-1
Ultimate pressure w/o gas ballast 3 x 10^-2

Applications

PFEIFFER UNO 6 VACUUM PUMP APPLICATIONS:

Mass spectrometry
Backing pump for turbomolecular pumps
Insulating vacuum
R & D and Analytics

Dimensions

PFEIFFER UNO 6 PUMP DIMENSIONS:

Pumping Speed Curves

PFEIFFER UNO 6 PUMPING SPEED CURVES :

Compare

Pfeiffer Uno Series Rotary Vane Pump Specifications

Pump Model		Uno 6	Uno 6M	Uno 30M	Uno 35	Uno 65
Flange (in)		DN 16 ISO-KF	DN 16 ISO-KF	DN 25 ISO-KF	DN 40 ISO-KF	DN 40 ISO-KF
Flange (out)		DN 16 ISO-KF	DN 16 ISO-KF	DN 25 ISO-KF	DN 40 ISO-KF	DN 40 ISO-KF
Pumping Speed l/m (cfm)	60 Hz	96.67 l/m (3.41 cfm)	48.33 l/m (1.71 cfm)	583.33 l/m (20.6 cfm)	600 l/m (21.19 cfm)	1166.67 l/m (41.2 cfm)
Pumping speed l/m (cfm)	50 Hz	80 l/m (2.83 cfm)	41.67 l/m (1.47 cfm)	500 l/m (17.66 cfm)	533.33 l/m (18.84 cfm)	1033.33 l/m (36.49 cfm)
Ultimate Pressure with Gas Ballast	mbar	5 x 10-1	5 x 10-1	3 x 10-1	1	≤ 1
Ultimate Pressure without Gas Ballast	mbar	3 x 10-2	3 x 10-2	5 x 10-2	5 x 10-2	≤ 5 x 10-2
Operating fluid		P3	P3	P3	P3	P3
Operating fluid filling	liters	0.4	0.4	1.1	4.5	5.4
Dimensions	millimeters	311 x 128 x 177	353 x 128 x 177	551 x 191 x 262	645 x 272 x 339	725 x 240 x 340
Weight	lbs	24.91	26.46	94.8	132.28	154.32
Motor version		1-phase	1-phase	1-phase	3-phase	3-phase
Rotation speed 50 Hz	rpm	3,000	3,000	1,500	1,500	1,500
Rotation speed 60 Hz	rpm	3,600	3,600	1,800	1,800	1,800
Rated power 50 Hz	kW	0.15	0.15	0.75	1.1	1.5
Rated power 60 Hz	kW	0.18	0.18	0.9	1.3	1.8
Noise at 50 Hz	dBA	56	56	62	61	61