The VFI is based on the principle of vortex shedding behind a bluff body

tubo di iniezione e attacco della tubazione o del tubo

or a DMX model 221 dosing pump

switches and cables in the pit

and easy access and service

cre 3 11 k a a e hqqe 98953839 The VFI is based onVertical, multistage centrifugal pump with inlet and outlet ports on same the level (inline). The pump head and base are in cast iron all other wetted parts are in stainless steel. A special "Low NPSH" first stage design reduces the pump's NPSHr value. A cartridge shaft seal ensures high reliability, safe handling, and easy access and service. Power transmission is via a rigid split coupling. The pump is fitted with a 3 phase, fan cooled, permanent