Graco 308149P Model 222902 and 246937 Viscount Pump, Technical Data, liters/min

Technical Data

(Model 222902 and 246937 Viscount Pump)

Maximum fluid working pressure . . . . . . . . . . . . . . . . . . . . . . . . . . 15.9 MPa, 159 bar (2300 psi) Maximum hydraulic oil input pressure . . . . . . . . . . . . . . . . . . . . . . 10.5 MPa, 105 bar (1500 psi) Pump cycles per 3.8 liters (1 gal.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Recommended pump speed for continuous operation . . . . . . . . . . . . . . . . . . 60 cycles per min Maximum flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28.5 liters/min (7.5 gpm) at 60 cycles/min Hydraulic motor piston effective area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31.6 cm@ (4.9 in.@) Stroke length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120 mm (4.75 in.) Displacement pump effective area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 cm@ (3.255 in.@) Maximum pump operating temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65.5_C (150_F) Hydraulic oil inlet size . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3/4 npt(f) Fluid outlet size . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–1/2” npt(m) Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . approx. 89 kg (196 lb) Displacement Pump Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . approx. 37 kg (81 lb) Wetted parts . . . . . . . . . . . . . . . . Carbon Steel; Chrome, Zinc, and Electroless Nickel Plating;

304 and 17–4 PH Grades of Stainless Steel; E52100 Alloy Steel; Ductile Iron; Acetal; PTFE; Ultra-High Molecular Weight Polyethylene

KEY: Fluid Outlet Pressure – Black Curves Hydraulic Oil Consumption – Gray Curves

NOTE: Recommended pump speed for continuous operation (to shaded area): 60 cpm

A10.5 MPa, 105 bar (1500 psi) Hydraulic Oil Pressure

B7.4 MPa, 74 bar (1050 psi) Hydraulic Oil Pressure

C4.2 MPa, 42 bar (600 psi) Hydraulic Oil Pressure

psi						psi
bar		cycles/min				bar		cycles/min
MPa	16	32	48	60 64	80 gpm	MPa	8	16	24	32	40 gpm
2400						2400
					lpm						lpm
168					(hyd.	168					(hyd.
16.8	A				oil)	16.8					oil)
2000					20	2000					20
140					76.0	140					76.0
14.0						14.0
1600					16	1600	A				16
112	B				60.8	112					60.8
11.2						11.2	B
1200					12	1200					12
					45.6						45.6
84			hydraulic oil			84
8.4						8.4
			consumption
					8						8
800	C					800	C
					30.4						30.4
56						56
5.6						5.6
400					4	400		hydraulic oil			4
28					15.2	28		consumption			15.2
2.8						2.8
0						0
gpm 0	2	4	6	8	10	gpm 0	1	2	3	4	5
liters/min	7.6	15.2	22.8	30.4	38.0	liters/min	3.8	7.6	11.4	15.2	19.0
		FLUID FLOW						FLUID FLOW
	(TEST FLUID: 100,000 CENTIPOISE SEALANT)					(TEST FLUID: 4,000,000 CENTIPOISE SILICON)

To find Fluid Outlet Pressure (MPa/bar/psi) at a specific fluid flow		To find Pump Hydraulic Oil Consumption (lpm or gpm) at a specific
(lpm/gpm) and operating hydraulic oil pressure (MPa/bar/psi):		fluid flow (lpm/gpm) and hydraulic oil pressure (MPa/bar/psi):
1.	Locate desired flow along bottom of chart.	1.	Locate desired flow along bottom of chart.
2.	Follow vertical line up to intersection with selected fluid outlet
	pressure curve (black). Follow left to scale to read fluid outlet	2.	Read vertical line up to intersection with oil consumption curve
	pressure.		(gray). Follow right to scale to read oil consumption.

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