End of 2020 delivered 2pcs pumps units with 22kW super premium motor IE4 for dry pit installation equipment with efficient cooling system ECOFLU. An internal impeller, fitted between the mechanical shaft seal, circulate a cooling liquid (Ecoflu) in a closed loop through a cooling jacket, and transfer the heat to the pumped liquid by a cooling flange (heat exchange).
Lower motor parts (which come in contact with media),shaft and impeller made in stainless steel Duplex