MULTISTAGE SUBMERSIBLE PUMP
Multi-stage electro-submersible pump with centrifugal radial impellers. Designed to handle clean water at a maximum temperature of 35° C. Maximum number of interventions: 40/h. Maximum content of sand: 60 g/m. Particularly suitable for irrigation, pressurization, water shifting, emptying flooded cellars or rooms along with many other water functions for both civil and industrial applications. Acuafluss version with built-in electronic pressure regulator and check valve. These pumps have been designed to automate the start and stop process and prevent damage caused by dry running. The electronic unit also protects the pumps from damages caused by the locking of the check valve. Vertical and horizontal running. Max. immersion under the 17 m water level with a 20 m cable. (Ref. 60335 – 2 – 41).
Manufactured in Stainless Steel to the highest quality and standards, following extensive electrical and hydraulic tests. The units work well even in low water levels. They are easy to dismantle for repair and cleaning. Available for manual or automatic operations with adjustable float switch. Single phase versions are supplied with built-in capacitor.
Pump and motor-case, handle, cover and screen in stainless steel (AISI 304). Impellers, diffusers and separators in re-enforced PPO. Each pump stage is fitted with a wear-resistant stainless steel ring. The motor shaft is in stainless steel (AISI 420). The mechanical seal is in Alumina/Graphite, oil lubricated (Silicone Carbide seal available on request). A special lip seal is also fitted to help protect against sand. Packaging in NBR. Supplied with a 20 m H07RN8F cable.
Asynchronous, 230V-50 HZ single-phase or 400V-50HZ three-phase. Other voltages or frequencies available on request. Insulation Class F, IP 68. Internal cooling takes place through a non-polluting mineral oil. External cooling through pumped liquid. Built-in overload protection. For the three-phase version, protection to be provided by the user.