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