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STAL

stal

SPECIAL EXECUTIONS

ARiempimentoPerAccumuloicona2 HMontaggioInMacchineIndustrialiicona

LIQUID RING SELF-PRIMING ELECTRIC PUMPS

This series STAL of motor-driven pumps consists of self priming pumps with side liquid rings and stellar impeller, have been designed to pump 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 ~ 2.5 m3/h
  • Heads up to ~ 45 m

TECHNICAL FEATURES

  • Pump body: cast iron G20 with anti-corrosive coating
  • Motor bracket: cast iron G20 with anti-corrosive coating            
  • Casing cover: stamped brass UNI- EN 12165
  • Impeller: stamped brass UNI- EN 12165
  • Pump shaft: stainless steel Aisi 420F                                  
  • 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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