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PK D48 652 D
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Duo 255, 3-phase motor, 3TF, 220/380 V, 60 Hz
Order number: PK D48 652

  • Dual-stage, high-performance rotary vane pump with a pumping speed up to 300 m3/h
  • 3-phase motor for mains voltage 220/380 V (±5 %), 60 Hz
  • With temperature sensor (3TF) for optimum motor protection
  • Integrated gas ballast and HV safety valve
  • For all low and medium vacuum applications
  • Special feature: Various motor voltages for worldwide employment
  • Other motor voltages available on request
Connection flange (in) DN 100 ISO-F
Connection flange (out) DN 100 ISO-F
Pumping speed at 60 Hz 300 m³/h | 176.58 cfm | 5,000 l/min
Final pressure 3 · 10-3 hPa | 2.25 · 10-3 Torr | 3 · 10-3 mbar
Final pressure with gas ballast 4 · 10-3 hPa | 3 · 10-3 Torr | 4 · 10-3 mbar
Exhaust pressure, min. Atmospheric pressure
Exhaust pressure, max. 1,500 hPa | 1,125 Torr | 1,500 mbar
Rotation speed at 60 Hz 1,200 rpm | 1,200 min-1
Cooling method Air (Forced convection)
Motor for region Brazil
Korea
Motor protection 3TF
Motor type 3-phase motor
Ambient temperature 12-40 °C | 53.6-104 °F | 285-313 K
Emission sound pressure level without gas ballast at 50 Hz ≤ 75 dB(A)
Switch No  
Input voltage(s) 220 / 380 V AC (±5 %), 60 Hz  
Mains cable No  
Gas ballast Yes
Operating fluid P3
Operating fluid amount 25 l
Leakage rate safety valve ≤ 1 · 10-5 Pa m3/s | ≤ 7.5 · 10-5 Torr l/s | ≤ 1 · 10-4 mbar l/s
Rated power 60 Hz 9 kW
Protection degree IP55
Weight 360 kg | 793.66 lb

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

Dimension-TIM-RS

Characteristic-TIM-RS-1

Characteristic-TIM-RS-2

Consumable

P3, mineral oil, 1 l PK 001 106 -T
P3, mineral oil, 5 l PK 001 107 -T
P3, mineral oil, 20 l PK 001 108 -T
File Type Language Date Filesize
Data sheet PDF EN 12-06-2023 ~ 463.9 KB
Stepfile STP EN 02-05-2013 ~ 5.9 MB
File Type Language Date Filesize
Operating instructions Duo 255/Duo 255 M (PD0065BEN_A) PDF EN 05-25-2016 ~ 4.3 MB
Your local contact
Pfeiffer Vacuum Inc.
24 Trafalgar Square
NH 03063-1988 Nashua
USA

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