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PK D57 712 A
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Duo 3, 1-phase motor, 230–240 V, 50/60 Hz
Order number: PK D57 712

  • Dual-stage, high-performance rotary vane pump with a pumping speed of 2.5 m3/h at 50 Hz / 2.9 m3/h at 60 Hz
  • With single-phase motor with C14 connector plug inside the terminal box
  • Integrated gas ballast and safety valve
  • For all low and medium vacuum applications
  • Optional with magnetic coupling
  • Special feature: Various motor voltages for worldwide employment
  • Other motor voltages available on request

Please note: cable has to be ordered as accessory separately

Flange (in) DN 16 ISO-KF
Flange (out) DN 16 ISO-KF
Pumping speed at 50 Hz 2.5 m³/h | 1.47 cfm | 41.67 l/min
Pumping speed at 60 Hz 2.9 m³/h | 1.71 cfm | 48.33 l/min
Ultimate pressure with gas ballast 3 · 10-3 hPa | 2.25 · 10-3 Torr | 3 · 10-3 mbar
Ultimate pressure without gas ballast 3 · 10-3 hPa | 2.25 · 10-3 Torr | 3 · 10-3 mbar
Exhaust pressure, min. Atmospheric pressure
Exhaust pressure, max. 1,500 hPa | 1,125 Torr | 1,500 mbar
Rotation speed at 50 Hz 3,000 rpm | 3,000 min-1
Rotation speed at 60 Hz 3,600 rpm | 3,600 min-1
Cooling method, standard Air
Motor version 1-ph motor
Ambient temperature 12-40 °C | 53.6-104 °F | 285-313 K
Emission sound pressure level without gas ballast at 50 Hz 53 dB(A)
Switch New Yes  
Mains requirement: voltage (range) ±10 %
Mains requirement: voltage 50 Hz 230 – 240 V
Mains requirement: voltage 60 Hz 230 – 240 V
Recommended mains fuse capacity 4 A
Mains cable No  
Operating fluid P3
Operating fluid filling 0.4 l
Leak rate safety valve 1 · 10-5 Pa m3/s | 7.5 · 10-5 Torr l/s | 1 · 10-4 mbar l/s
Dimensions (L x W x H) 309 x 129 x 222 mm | 12.17 x 5.08 x 8.74 inch
Rated power 50 Hz 0.15 kW
Rated power 60 Hz 0.18 kW
Protection category IP40
Weight 11.3 kg | 24.91 lb

Sound pressure level according to ISO 3744, class 2
Typical ultimate pressure according to PNEUROP

Dimension-TIM-RS

Characteristic-TIM-RS-1

Characteristic-TIM-RS-2

File Type Language Date Filesize
Data sheet PDF EN 05-22-2019 ~ 408.1 KB
Stepfile STP EN 07-31-2013 ~ 5.7 MB
File Type Language Date Filesize
Operating instructions Duo 3 / Duo 3 M (PD0060BEN_I) PDF EN 08-16-2017 ~ 3.1 MB
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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