LIQUID RING SELF-PRIMING ELECTRIC PUMPS

This series PA 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, nonexplosive 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
•  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