Okta 500 Roots pumps with a pumping speed of 280 to /h:

A PASSION FOR PERFECTION
Okta 500
Roots pumps with a pumping speed of 280 to
840 m3/h:
Vacuum Generation / Roots Pumps / Convection cooled
Okta 500, Roots pump without motor
High-performance Roots pump with a pumping speed of 280 to 840 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
Okta = Standard pumps with radial shaft sealing rings, housing parts made of gray cast
iron or nodular graphite cast iron, flange connection in accordance with ISO-F
Okta M = Standard pumps, hermetically sealed thanks to magnetic coupling, housing
parts made of gray cast iron or nodular graphite cast iron, flange connection in
accordance with ISO-F
Dimensions
B
C
D
DN 1
DN 2
www.pfeiffer-vacuum.com
352 mm
337 mm
183 mm
DN 100 ISO-F
DN 100 ISO-F
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Vacuum Generation / Roots Pumps / Convection cooled
Technical Data
Okta 500, Roots pump without motor
Ambient temperature
Cooling method, standard
Differential pressure at the overflow valve
Emission sound pressure level (EN ISO 2151)
at intake pressure 10 hPa
Emission sound pressure level (EN ISO 2151)
at intake pressure 1 hPa
Flange (in)
Flange (out)
Leak rate
5-40 °C | 41-104 °F | 278-313 K
Air
75 hPa | 56.25 Torr | 75 mbar
75 dB (A)
Nominal pumping speed
Nominal pumping speed at 50 Hz
Nominal pumping speed at 60 Hz
Nominal rotation speed at 50 Hz
Nominal rotation speed at 60 Hz
Operating fluid
Operating fluid filling
Protection category
Rotation speed
Rotation speed max.
Rotation speed min.
Version
Weight: without motor
70 dB (A)
DN 100 ISO-F
DN 100 ISO-F
1 · 10-3 Pa m3/s | 7.5 · 10-3 Torr l/s |
1 · 10-2 mbar l/s
280-840 m3/h
560 m3/h
670 m3/h
3000 min-1
3600 min-1
P3
1.5 l
IP 55
from 1500 to 4500 min-1
4500 min-1
1500 min-1
Standard without motor
115 kg | 253.53 lb
Order number
Okta 500
PP W31 001
Accessories
Consumables
P3, mineral oil, 1 l
www.pfeiffer-vacuum.com
PK 001 106 -T
Page 3
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All data subject to change without prior notice. (10/21/2014)
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