Descripción

Series ZJ-300 Roots Vacuum Pumps

Model	Uitimate Pressure		Pumping speed(l/s)	Inlet/Outlet Dia(mm)	Max.Permiss able Diff.Pressure		Motor Power（kw）	Recom-ended Backing Pump
	Pa	Torr			Pa	Torr
ZJ-300	5?0^-2	3.7?0^-4	300	150/150	6?0³	45	4	2H-70A
	1?0^-1	8?0^-4						H-70B

ZJ-300 Roots Vacuum Pumps