Duo 11 M Pump by Pfeiffer

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Product ID : PKD59111

PKD59111 PFEIFFER 11M VACUUM PUMP DUO 11M 115/230V 50/60 HZ SWITCHABLE

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Features

Dual-stage, high-performance rotary vane pump with a pumping speed of 9 m³/h at 50 Hz / 10.5 m³/h at 60 Hz
With magnetic coupling
With single-phase motor with C14 connector plug inside the terminal box
Integrated gas ballast and safety valve
Oil return device is included with the pump
For all low and medium vacuum applications
Special feature: various motor voltages for wide range of application fields

Technical Data
Ambient temperature	12-40 °C \| 53.6-104 °F \| 285-313 K
Cooling method, standard	Air
Emission sound pressure level without gas ballast at 50 Hz	≤ 55 dB (A)
Exhaust pressure, max.	1,500 hPa \| 1,125 Torr \| 1,500 mbar
Exhaust pressure, min.	250 hPa \| 187.5 Torr \| 250 mbar
Flange (in)	DN 16 ISO-KF
Flange (out)	DN 16 ISO-KF
Leak rate safety valve	≤ 1 · 10^-5 Pa m³/s \| ≤ 7.5 · 10^-5 Torr l/s \| ≤ 1 · 10^-4 mbar l/s
Magnetic coupling	yes
Mains cable	No
Mains requirement: voltage (selectable)	230 V
Mains requirement: voltage 50 Hz	115 V
Mains requirement: voltage 60 Hz	115 V
Operating fluid	P3
Operating fluid filling	0.6 l
Protection category	IP 40
Pumping speed at 50 Hz	9 m³/h
Pumping speed at 60 Hz	10.5 m³/h
Rated power 50 Hz	0.25 kW
Rated power 60 Hz	0.30 kW
Rotation speed at 50 Hz	3000 min^-1
Rotation speed at 60 Hz	3600 min^-1
Switch	yes
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
Weight	19 kg \| 41.89 lb

A - 463 mm
B - 460 mm
C - 185 mm
D - 192 mm
E - 148 mm