EC centrifugal fan

(backward curved ø 250 mm)

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Impeller material: galvanized steel
Direction of rotation: clockwise, seen on rotor
Type of protection: IP44
Insulation class: B
Mode of operation: continuous operation (S1)
Bearing: ball bearings
Motor protection: self-resetting TOP wired internally
Speed control: 0 ~ 10V DC/PWM
Characteristics
Perfomance curves
Downloads
Dimensions
Electrical connections
Perfomance curves
Modification name Nominal voltage [VAC] Frequency [Hz] Speed [RPM] Power input max [W] Сurrent max [A] Sound pressure level [dB(A)] Perm. amb. temperature [°С] Electrical connection
BL-B250B-EC-00 230 50/60 2780 155 1.13 75 -25...+60 Type “Е“
  • Choice method:
  • Air capacity:
  • Pressure:
Duty point
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Name Download Watch
Draft Specification Form (pdf 44.85Kb)
EC centrifugal fan (backward curved ø 250 mm - BL-B250B-EC-00) - data sheet (pdf 162.18Kb)
EC centrifugal fan (backward curved ø 250 mm - BL-B250B-EC-00) - image (png 667.18Kb)
EC centrifugal fan (backward curved ø 250 mm - BL-B250B-EC-00) - image (psd 2.61Mb)