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PK D56 712 C
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Duo 1.6, single-phase motor, 220 – 240 V, 50/60 Hz
Order number: PK D56 712

  • Dual-stage, high-performance rotary vane pump with a pumping speed of 1.25 m3/h at 50 Hz / 1.50 m3/h at 60 Hz
  • With 1-phase motor with C14 connector plug inside the terminal box
  • Integrated gas ballast and safety valve
  • OME oil return device is included with the pump
  • For all low and medium vacuum applications
  • Special feature: Various motor voltages for worldwide employment

Please note: cable has to be ordered as accessory separately

Connection flange (in) DN 16 ISO-KF
Connection flange (out) DN 16 ISO-KF
Pumping speed at 50 Hz 1.25 m³/h | 0.74 cfm | 20.83 l/min
Pumping speed at 60 Hz 1.5 m³/h | 0.88 cfm | 25 l/min
Final pressure 3 · 10-3 hPa | 2.25 · 10-3 Torr | 3 · 10-3 mbar
Final pressure with gas ballast 1 · 10-2 hPa | 7.5 · 10-3 Torr | 1 · 10-2 mbar
Exhaust pressure, min. Atmospheric pressure
Exhaust pressure, max. 1,500 hPa | 1,125 Torr | 1,500 mbar
Water vapor capacity 50 Hz 15 g/h
Water vapor capacity 60 Hz 20 g/h
Water vapor tolerance at 50 Hz 15 hPa | 11.25 Torr | 15 mbar
Water vapor tolerance at 60 Hz 15 hPa | 11.25 Torr | 15 mbar
Rotation speed at 50 Hz 1,500 rpm | 1,500 min-1
Rotation speed at 60 Hz 1,800 rpm | 1,800 min-1
Cooling method Air (Forced convection)
Motor protection Bimetal
Motor type 1-phase motor
Ambient temperature 12-40 °C | 53.6-104 °F | 285-313 K
Continuous gas input temperature, max. 40 °C | 104 °F | 313 K
Emission sound pressure level without gas ballast at 50 Hz 42 dB(A)
Emission sound pressure level without gas ballast at 60 Hz 44 dB(A)
Input voltage(s) 220 – 240 V AC (±10 %), 50/60 Hz  
Recommended on-site electric fuse protection 2.5 A
Mains cable No, C14-plug inside the terminal box  
Gas ballast flow 180 l/h
Gas ballast Yes
Gas ballast pressure ≤ 1,500 hPa | ≤ 1,125 Torr | ≤ 1,500 mbar
Operating fluid P3
Operating fluid amount 0.4 l
Leakage 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) 317 x 136 x 190 mm | 12.48 x 5.35 x 7.48 inch
Rated power 50 Hz 0.075 kW
Rated power 60 Hz 0.09 kW
Protection degree IP40
Certification cTUVus certified according to UL / CSA 61010-1
CE
Weight 9.6 kg | 21.16 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, 0.5 l PK 001 136 -T
P3, mineral oil, 1 l PK 001 106 -T
File Type Language Date Filesize
Data sheet PDF EN 10-03-2023 ~ 687.4 KB
Stepfile STP EN 07-31-2013 ~ 8.2 MB
File Type Language Date Filesize
Operating instructions Duo 1.6 / Duo 1.6 M (PD0061BEN_H) PDF EN 07-12-2019 ~ 6 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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