Hena 301 3Ph 190–200/220–230/380–400 V 50 Hz / 208/220/230/440/460 V 60 Hz, air cooling

Pfeiffer Hena 301 – single-stage oil-lubricated rotary vane vacuum pump

The Pfeiffer Hena 301 is a single-stage oil-lubricated rotary vane vacuum pump of the HenaLine. The nominal pumping speed is 300 m³/h (50 Hz) or 360 m³/h (60 Hz), the ultimate pressure 0.3 mbar without and 0.7 mbar with gas ballast. Rated motor power 7.5 kW (50 Hz) or 9.2 kW (60 Hz).

No longer available

Pfeiffer has discontinued the HenaLine; according to Pfeiffer, these pumping speeds are now available within the Busch Group only as the Busch R5. In the same size this is the Busch R5 RA 0305 D (300 m³/h at 50 Hz, 360 m³/h at 60 Hz).

Features

• Three-phase universal motor for mains connection almost worldwide
• For industrial applications, very powerful
• Integrated oil mist separator with very high separation efficiency
• Special vane material for a long service life

Versions of the Pfeiffer Hena 301

The 2 versions differ in the cooling; order numbers according to the operating instructions 10/2019. In the Pfeiffer product overview of 2021, the Hena 301 R takes its place (order numbers PK D04 166 111 to PK D04 166 222, air or water cooling); we do not have its technical data.

Advice and service

Ehrler & Beck advises on service and spare parts for existing Hena pumps and on selecting the right Busch R5.

Pumping speed 50Hz	300
Pumping speed 60Hz	360
Ultimate pressure	0.3
Rated motor power 50Hz	7.5
Rated motor power 60Hz	9.2
Motor efficiency class	IE3
Weight	227
Length	107.3
Width	56.4
Height	41.8
Inlet connection flange	G 2"
Outlet connection flange	G 2"
Noise level	74 dB(A)
Cooling method	Air cooling, Water cooling

Convert units: vacuum and pressure units · Nm³/h to m³/h

Additional technical data