Leybold RUVAC WS / WSU 251 - REBUILT

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In stock
SKU
REBUILT_WS/WSU251
Weight 210 lbs
Motor Power 1.5 hp
Pumping Speed 253 m3/h
Ultimate Pressure < 8 x 10-4 mbar

Leybold Vacuum RUVAC WS / WSU 251 Roots Vacuum Blower - REBUILT

  • 11/20/2015 Oerlikon streamlined its portfolio and signed an agreement to sell its Vacuum Segment to Atlas Copco.
  • 09/01/2016 Atlas Copco completed the acquisition of Leybold Vacuum.

Questions? Please call our toll free number at 866-332-0500 or send an email to our sales team!

Inlet connection DN 63 ISO-K
Outlet connection DN 63 ISO-K
Nom. Pumping speed at 50 Hz 253 m3/h / 149 cfm
Nom. Pumping speed at 60 Hz 304 m3/h / 179 cfm
Ultimate partial pressure < 2.0 x 10-5 / < 1.5 x 10-5 Torr
Ultimate total pressure < 8.0 x 10-4 mbar / < 6.0 x 10-4 Torr
Cut in pressure at 50 Hz 90.0 mbar / 67.5 Torr
Cut in pressure at 60 Hz 60.0 mbar / 45.0 Torr
Max. permissible pressure differnce     80.0 mbar / 60.0 Torr
Leak rate ≤ 5.0 x 10-4 mbar l/s
Operating fluid Leybonol LVO 100
Noise level to DIN 45 635 3-ph, 220-240/380-400 V, 50 Hz
3-ph, 200-240/380-480 V, 60 Hz
Motor rating 1,1 kW / 1,5 hp
Nominal rotation speed at 50 Hz 3,000 min-1 / 3,000 rpm
Nominal rotation speed at 60 Hz 3,600 min-1 / 3,600 rpm
Max. permissable rotation speed     3,600 min-1 / 3,600 rpm
Motor protection rating IP 55
Admissible ambient temperature +12 to +40°C / +54 to +104°F
Weight 89 kg / 196 lbs

Specifications

Type Label Description Download
Leybold RUVAC WS / WSU Series - REBUILT Instruction Manual Download

Need modifications to this item? PTB Sales' expert team of engineers can configure products to your specific needs.

Oerlikon-Leybold RUVAC WS / WSU 251 Roots Vacuum Blower - REBUILT

91722 / 917 22  WS 251
91727 / 917 27  WS 251  PFPE
91723 / 917 23  WSU 251
91728 / 917 28  WSU 251 PFPE
11722 / 117 22  WS 251
11727 / 117 27  WS 251  PFPE
11723 / 117 23  WSU 251
11728 / 117 28  WSU 251 PFPE