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VRN
Liquid ring vacuum pump
The VRN liquid ring vacuum pump range, mainly present in the fertilizer industry, has been designed as the best solution for vacuum applications where wet or extremely humid and slightly contaminated gases are ingested.
Applications
-Filtration under vacuum
-Vacuum condensers
-Crystallization
-Concentration
-Evaporatio
Operating data
-Capacities up to 23’000 m3/h
-Absolute Suction Pressure up to 50 mmHg
-Temperatures up to 50°C
-Maximum Speed of Rotation up to 1’000 rpm
Design
-Single-stage pump with inlet via guide plates at both ends of the rotor
-Shaft sealing by packing with inserted lantern rings
-Shaft fully protected
-Self-adjusted compression rate
-Not affected by liquid or dust
-Water saving reservoir at pump discharge
Impeller Material (ASTM)
-Austenitic Stainless Steel A743 Grade CF3M
-Super Austenitic Stainless Steel A743 Grade CN7M
-Duplex Stainless Steel A890 Grade 1B
-Super Duplex Stainless Steel A890 Grade 5A
Casing Material (ASTM)
-Austenitic Stainless Steel A240 Type 316L
-Super Austenitic Stainless Steel A240 Type 904L
-Duplex Stainless Steel A240 UNS S31803
-Super Duplex Stainless Steel A240 / A276 UNS S32750
Performance range