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PK D59 905 D
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Duo 11 ATEX, three-phase motor, 230/400 V, 50 Hz | 265/460 V, 60 Hz
Order number: PK D59 905

  • Two-stage high-performance rotary vane pump with ATEX approval
  • Ideal for applications with non-corrosive gases
  • Gas ballast and vacuum safety valve integrated
  • Maximum safety thanks to magnetic coupling

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 9 m³/h | 5.3 cfm | 150 l/min
Pumping speed at 60 Hz 10.5 m³/h | 6.18 cfm | 175 l/min
Final pressure with gas ballast 3 · 10-2 hPa | 2.25 · 10-2 Torr | 3 · 10-2 mbar
Final pressure without gas ballast 3 · 10-3 hPa | 2.25 · 10-3 Torr | 3 · 10-3 mbar
Exhaust pressure, max. 1,500 hPa | 1,125 Torr | 1,500 mbar
Exhaust pressure, min. 250 hPa | 187.5 Torr | 250 mbar
Water vapor capacity 50 Hz 65 g/h
Water vapor capacity 60 Hz 84 g/h
Water vapor tolerance at 50 Hz 10 hPa | 7.5 Torr | 10 mbar
Water vapor tolerance at 60 Hz 11 hPa | 8.25 Torr | 11 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 Air
Motor Yes
Motor protection PTC
Motor type 3-ph motor
Ambient temperature 12-40 °C | 53.6-104 °F | 285-313 K
Continuous gas input temperature, max. 40 °C | 104 °F | 313 K
Continuous inlet pressure, max. 50 hPa | 37.5 Torr | 50 mbar
Emission sound pressure level without gas ballast at 50 Hz ≤ 56.5 dB(A)
Switch No  
Mains connection: voltage (range) ±5 %
Mains connection: voltage 50 Hz 230/400 V
Mains connection: voltage 60 Hz 265/460 V
Mains cable No  
Gas ballast flow 372 l/h
Gas ballast Yes
Gas ballast pressure ≤ 1,200 hPa | ≤ 900 Torr | ≤ 1,200 mbar
Operating fluid P3
Operating fluid amount 0.5 l
Leakage rate ≤ 1 · 10-8 Pa m3/s | ≤ 7.5 · 10-8 Torr l/s | ≤ 1 · 10-7 mbar l/s
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) 440 x 146 x 219 mm | 17.32 x 5.75 x 8.62 inch
Rated power 50 Hz 0.25 kW
Rated power 60 Hz 0.3 kW
Protection degree IP66
Certification CE
ATEX-certification II 3/3G Ex h IIC T3 Gc X
Magnetic coupling Yes
Weight 15.3 kg | 33.73 lb

Typical ultimate pressure according to PNEUROP
Sound pressure level according to ISO 3744, class 2
Leakage rate determined with test gas, 20% helium for 10 seconds

Dimension-TIM-RS

Characteristic-TIM-RS-1

Characteristic-TIM-RS-2

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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