JZJQDP vacuum system is composed by the ZJQ-type gas-colded Roots vacuum pumps as the main pump and the DP/VDP-type screw vacuum pumps as the fore pump,start at above 10 mbar so as to improve the pumping efficiency and shorten the pumping time,and the automatic control of start, stop,overload and overheat protection are optional.
1) Product specifications of full range used in various applications; casing free of oil-free for recovery of various medium; good transfer capacity of liquid,dust and powder;
2)It is the future trend in the pharmaceutical and chemical industries, could replace the water pumps,reciprocating pumps and steam jet pumps.