Submersible Electric Wastewater Pumps With Crushing System
The submersible draining electric pumps with crushing system of the series STR have been designed to crush possible suspended solids parts or fibres and draining dirty liquids, non-explosive or chemically aggressive for the pump’s materials.
Temperatures not higher 35 °C (CEI EN 60335-2-41).
Technical Features
- Motor body and cover with handle: cast iron G20 with anticorrosive coating
- Pump body: cast iron G20 with anti-corrosive coating
- Impeller: cast iron G20 with anti-corrosive coating
- Crushing system: in precision-cast temperate stainless steel Aisi 440 C
- Pump shaft: stainless steel Aisi 304
- Pump’s side seal: mechanical carbon-ceramics
- Motor’s side seal: lip ring in NBR
- Feeding cable: 10 m H07RN-F
Motor
- Two poles induction rewindable motor with protection IP 68, class F insulation.
- Single-phase feeding with capacitor permanently connected with Compulsory protection against overheating with safety control panel type CDA-M.
- Three-phase feeding 400 V with Compulsory protection against overheating with safety control panel type CDA-T.
- Continuous duty if completely submerged
On Request:
- Single-phase automatic version with float switch (AUT).
- Brass hose connector with curve & nipples.
