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PP W71 001
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Okta 4000, Roots pump without motor
Order number: PP W71 001

  • High-performance Roots pump with a pumping speed of 2160 to 6490 m3/h
  • Without motor (coupling and motor lantern are included in delivery)
  • No thermal overload thanks to integral overflow valve
  • For applications in the low and medium vacuum
Ambient temperature 5-40 °C | 41-104 °F | 278-313 K
Cooling method, standard Air
Differential pressure at the overflow valve 25 hPa | 18.75 Torr | 25 mbar
Differential pressure max. 25 hPa
Dimensions (L x W x H) 1,070 x 655 x 560 mm | 42.13 x 25.79 x 22.05 inch
Emission sound pressure level (EN ISO 2151) at intake pressure 10 hPa 79 dB(A)
Emission sound pressure level (EN ISO 2151) at intake pressure 1 hPa 74 dB(A)
Flange (in) DN 250 ISO-F/DN 250 PN 16
Flange (out) DN 160 ISO-F/DN 150 PN 16
Leak rate 1 · 10-3 Pa m3/s | 7.5 · 10-3 Torr l/s | 1 · 10-2 mbar l/s
Nominal pumping speed 2,160-6,490 m³/h | 1,271.38-3,820.01 cfm | 36,000-108,166.67 l/min
Nominal pumping speed at 50 Hz 4,325 m³/h | 2,545.7 cfm | 72,083.33 l/min
Nominal pumping speed at 60 Hz 5,190 m³/h | 3,054.83 cfm | 86,500 l/min
Nominal pumping speed max. 6,490 m³/h | 3,820.01 cfm | 108,166.67 l/min
Nominal pumping speed min. 2,160 m³/h | 1,271.38 cfm | 36,000 l/min
Nominal rotation speed at 50 Hz 3,000 rpm | 3,000 min-1
Nominal rotation speed at 60 Hz 3,600 rpm | 3,600 min-1
Operating fluid P3
Operating fluid filling 6.8 l
Protection category IP55
Rotation speed 1,500-4,500 rpm | 1,500-4,500 min-1
Version Standard without motor
Weight: without motor 550 kg | 1,212.53 lb

Dimension-TIM-RS

B
616 mm
C
560 mm
D
400 mm

Characteristic-TIM-RS-1

Consumable

P3, mineral oil, 1 l PK 001 106 -T
P3, mineral oil, 5 l PK 001 107 -T
File Type Language Date Filesize
Data sheet PDF EN 05-23-2019 ~ 340.1 KB
Stepfile STP EN 03-21-2012 ~ 4.6 MB
File Type Language Date Filesize
Operating instructions Okta 4000/Okta 4000 M/Okta 6000/Okta 6000 M (PP0985BEN_M) PDF EN 04-17-2019 ~ 11.4 MB
Operating instructions OktaLine - Roots Pumps without Motor (PW0323BEN_A) PDF EN 12-13-2018 ~ 255.7 KB
Your local contact
Pfeiffer Vacuum Inc.
24 Trafalgar Square
NH 03063-1988 Nashua
USA

+1 (800) 248-8254
+1 (888) 658-7983
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