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BA 251. 3-phase motor. 265-460 V. 60 Hz

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BA 251. 3-phase motor. 265-460 V. 60 Hz
- PKC42637

Availability: Call For Availability

BA 251. 3-phase motor. 265-460 V. 60 Hz is available for purchase in increments of 1


  • For all low and medium vacuum applications
  • Integrated gas ballast valve
  • Rugged and powerful
  • Single-stage. high-performance rotary vane pump with a pumping speed of 250 m3/h
  • 3-phase motor for 265/460 V (+/- 5 % ). 60 Hz supply voltage
  • Process integrity thanks to integrated gas ballast valve
  • Without HV safety valve
  • For low and medium vacuum applications
Ambient temperature12-40 *C
Cooling method. standardWater
Cooling water consumption 50 l/h
Cooling water pressure2000-10000 hPa
Cooling water temperature10-30 *C
Description accessoriesExtensive accessories for process adaptation. longer service life. pump monitoring and protection. as well as a variety of operating fluids.
Emission sound pressure level without gas ballast at 60 Hz63 dB (A)
Exhaust pressure. max.1500 hPa
Exhaust pressure. min.Atmospheric pressure hPa
Flange (in)DN 63 ISO-F
Flange (out)DN 63 ISO-K
Mains cableNo
Mains requirement: voltage (range)
Mains requirement: voltage 60 Hz265/460 (+/- 5%) V
Motor protection3TF
Nominal rotation speed at 60 Hz1800 min-1
Nominal rotation speed pump. 60 Hz490 min-1
Operating fluidP3
Operating fluid filling17 l
Protection categoryIP 55
Pumping speed at 60 Hz250 m3/h
Pumping speed range250 m3/h
Rated power 60 Hz13 kW
Rotation speed at 50 Hz490 min-1
Rotation speed at 60 Hz
Shipping and storage temperature-25- +55 *C
Temperature: Operating80 *C
Ultimate pressure with gas ballast1 hPa
Ultimate pressure without gas ballast5.10-2 hPa
Weight: with

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