Excellent ultimate vacuum Improved, internally installed inlet check valve system, Constant pressure oil circulating system. FeatureExcellent ultimate vacuum Improved internally installed inlet check valve systemConstant pressure oil circulating systemConvenient gas ballast valve controlHigh standard of corrosion protectionNew production techniques for improved performance and serviceabilityConvenient oil level checking and changingSimplified repairs and maintenanceLow noise level Parameter 

			Unit	TRP-6	TRP-12	TRP-24	TRP-36	TRP-48	TRP-60	TRP-90
Displacement speed (50Hz)			L/S	1.5	3	6	9	14	18	25
Ultimate pressure	Gas ballast C	Partial pressure	Pa	5×10-2	5×10-2	5×10-2	5×10-2	5×10-2	5×10-2	5×10-2
		Total pressure		4×10-1	4×10-1	4×10-1	4×10-1	4×10-1	4×10-1	4×10-1
	Gas ballast I	Partial pressure	Pa	5×10-1	5×10-1	5×10-1	5×10-1	5×10-1	5×10-1	5×10-1
		Total pressure		2	2	2	2	2	2	2
	Gas ballast II	Partial pressure	Pa	1.3	1.3	1.3	1.3	1.3	1.3	1.3
		Total pressure		4	4	4	4	4	4	4
Oil filling			L	1.3	1.1	1.4	1.8	3.8	5.5	6.5
Inlet port			DN	25KF	25KF	25KF	25/40KF	40KF	40KF	40KF
Outlet port			DN	25KF	25KF	25KF	25KF	40KF	40KF	40KF
Motor power			KW	0.4	0.4	0.75	0.75	1.5	2.2	2.2
Rotational speed of pump (50Hz)			Rpm	1450	1450	1450	1450	1450	1450	1450
Weight (3-Ph)			kg	22.5	24	34	38	70	83	89

TRP-48 Vacuum Pump Rotary Vane Vacuum Pump