Cast iron discharge and suction bodies treated against corrosion. Technopolymer impellers, diffuser bodies and diffusers. AISI 304 stainless steel pump liner and wear rings. AISI 416 stainless steel pump shaft and AISI 316 stainless steel sliding bush. Bronze sliding bush guide, self-lubricated by the pumped liquid itself. Carbon/ceramic mechanical seal. Connected to the motor with a rigid coupling. Supplied standard with threaded counterflanges. Induction motor, closed and cooled with external ventilation. Rotor mounted on oversized greased sealed-forlife ball bearings to ensure silent running and long life. Built-in thermal and current overload protection in the single-phase version. Three-phase motors should be protected with a suitable overload protection complying with the regulations in force.
Operating range: from 1,8 to 13,5 m3/h with head up to 139 metres.
Liquid temperature range:: from 0°C to +35°C for domestic use
from -15°C to +110°C for other uses
Liquid quality requirements:: clean, free from solids or abrasive substances, non viscous, non aggressive, non crystallized, chemically neutral, close to the characteristics of water..
Maximum ambient temperature: + 40°C
Maximum operating pressure: 18 bar (1800 kPA)
Motor protection: IP 55
Insulation class: F
Installation: fixed, in a vertical position.