TB

The close-coupled electric pumps with back to back impellers (with an axial balanced thrust) series TB have been designed to pump from basins or storage tanks, clean liquids, without abrasives and suspended solids, non-explosive or aggressive for the pump’s materials

  • Liquid temperature not higher than 35 °C for domestic use (CEI EN 60335-2-41) or 90 °C for other use, while the ambient temperature must not be higher than 40 °C
  • Flow rate up to ~ 30 m3/h
  • Heads up to ~ 110 m

 

TECHNICAL FEATURES

  • Pump body: cast iron G20 with anti-corrosive coating
  • Suction flange: cast iron G20 with anti-corrosive coating
  • Middle flange: cast iron G20 with anti-corrosive coating
  • Impellers: stamped brass UNI- EN 12165 for the BK series
  • Impellers: G20 cast iron for the BK 753/1503
  • Pump shaft: stainless steel Aisi 304 (Aisi 420 F for BK 100)
  • Mechanical seal: carbon-ceramics

 

MOTOR

The control motors are asynchronous, squirrel cage-type, closed, with external ventilation

  • Incorporated motor protection and capacitor always on, for single-phase models
  • The motor protection for three-phase models must be installed by the customer. Equipment compliant with current standards should be used
  • Class of insulation:F-service:S1-Degree of protection: IP 44
  • Terminal board protection: IP 54

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