Multistage centrifugal pumps with vertical axis
Vertical multistage centrifugal pump suitable for medium to large user water systems. Recommended for pressurisation units, boiler supply, hot water and cooling water circulation, fire fighting and washing systems, drinking water supply and filling of pressure vessels, sprinkler and watering systems and water purification systems.
from 1,8 to 13,5 m3/h, with head up to 158 metres.
Liquid temperature range:
from 0 °C to 35 °C for domestic use,
from -15 °C to 80 °C for other uses.
Pumped liquid: clean, free of solids and abrasives, non-viscous, nonaggressive, non-crystallised and chemically neutral.
Maximum ambient temperature: + 40 °C.
Maximum operating pressure: 18 bar (1800 kPA).
single-phase 1x230 V / 50/60 Hz.
three-phase 3x400 V / 50 Hz.
Protection class: IP 55
Insulation class: F.
Installation: fixed, vertical position.
CONSTRUCTION FEATURES OF THE PUMP
Cast iron delivery and suction bodies treated against corrosion. Impellers, diffuser bodies and diffusers in technopolymer. AISI 304 stainless steel pump liner and adjustment rings. Pump shaft in AISI 416 stainless steel. AISI 316 stainless steel sliding bushing. Bronze sliding bushing guide, self-lubricated using the pumped liquid itself. Carbon/ceramic mechanical seal. Rigid coupling motor shaft to pump shaft connection. Threaded counter-flanges supplied as standard.