2BV5 liquid ring vacuum pump2BV5 liquid ring vacuum pump is new developed vacuum pump based on traditional Nash 2BV5 pump. It is single in block design with direct-coupled motors. It covers capacity from 165-500 m3/h and its ultimate vacuum is 33mbar (abs).2BV5 liquid ring vacuum pump together with the drive motor forms a compact,Website:http://www.zhaohanvacuum.com, space and energy-saving unit. A level surface is sufficient for installation. No base plate is needed.The standard material for 2BV5 liquid ring vacuum pump is cast iron with SS304 rotor. It is Atex certified products issued by Europe union. We offer same outline dimensions for bolt-on replacement and equivalent performances with original Nash 2BV5 liquid ring vacuum pump.To meet requirement of different power supply, we can supply motor in 380V, 400V, 440V and 525V with efficiency standard IE2 and IE3.Main Type2BV5110 liquid ring vacuum pump2BV5111 liquid ring vacuum pump2BV5121 ......url:http://www.zhaohanvacuum.com