INSTALLATION
Single-stage submersible pumps in close-coupled design for permanent or transportable usage.MATERIALS
Motor housing (Grey cast iron EN-GJL-250) Pump housing (Grey cast iron EN-GJL-250) Impeller (Grey cast iron EN-GJL-250) Wear ring (Bronze) Motor shaft (Stainless steel 1.4104) Bolts (Stainless steel) Elastomers (Nitrile Rubber) Mechanical seal on medium side (SiC / SiC) Mechanical seal on motor side (SiC / SiC) Upper Bearing (Deep Groove Ball Bearing)PUMPED LIQUID
Max. medium temperature: 40 °C, short term up to 60 °C.MOTOR
Three phase electric motor with 2-, 4-, or 6-pole winding. Insulation class H (180 C), Protection IP 68.SHAFT/BEARING
Large diameter stainless steel rotor shaft, pre-lubricated bearings.SEALS
Two independently working silicon-carbide mechanical seals in tandem-arrangement. Oil-filled seal chamber with possibility of control by the inspection screw.IMPELLER
For optimum adaptation to the pump medium and operating conditions.1. ENCLOSED SINGLE-CHANNEL IMPELLER For dirty and muddy fluids with solid and long-fibre fractions.
