K

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Centrifugal Electric Pumps One Impeller

The close-coupled centrifugal electric pumps with one impeller series K have been designed to pump clear 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 ~ 18 m3/h
  • Heads up to ~ 60

Technical Features

  • Pump body: cast iron G20 with anti-corrosive coating
  • Motor bracket: in die casting aluminum  UNI 5076 (cast iron for K 50, 150-550)
  • Impeller: Techno-polymer  (stamped brass UNI- EN 12165 for K 150-550)
  • Pump shaft: stainless steel Aisi 304 (Aisi 420 F for K 50-100)
  • 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