STBJ

Multistage centrifugal electric pumps

The close-coupled double impeller electric pumps series STBJ 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 60 °C for other use, while the ambient temperature must not be higher than 40 °C
  • Flow rate up to ~ 12 m3/h
  • Heads up to ~ 45 m
MAGGIORI INFORMAZIONI CATALOG INSTRUCTION MANUAL

TECHNICAL FEATURES

  • Pump body: cast iron G20 with anti-corrosive coating
  • Motor bracket: cast iron G20 with anti-corrosive coating
  • Diffuser:Techno-polymer
  • Impeller: Techno-polymer
  • Pump shaft: stainless steel AISI 304
  • 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.

RICHIEDI MAGGIORI INFORMAZIONI