DS-45 Plunger Pump Equipment For Chemical Injection

The DS-45 pump is a single acting triplex reciprocating plunger pump.

Specifications:

Design Standard	API-674, Third Edition
Conﬁguration	Horizontal Triplex Plunger
Number of Plungers	3
Continuous Duty	34 BHP
Intermittent	45 BHP
Duty Stroke Length	2.0 Inches / 50.8 mm
Frame Load Rating	4,450 lbs / 2018.52 kg
Pump Weight (Average)	550 lbs / 249.48 kg
Intermittent Duty Speed Rating	600 RPM
Continuous Duty Speed Rating	450 RPM
Minimum Speed	100 RPM
Mechanical Eﬃciency	0.9
Lubrication System	Splash, Gravity Return
Crankcase Oil Capacity	1.75 Gallons / 6.62 L
Lube Oil Type	SAE30
Fluid Temperature Range	-20~350°F/-28~176°C
Valve Type	Disc Valve / Wear-resistant Valve

Performance Data (Metric):

Pump Model	Plunger Diameter (mm)	Displacement (L/REV)	Maximum Pressure (MPa)	Pump Capacity (LPM)@Input Speed (RPM)
Pump Model	Plunger Diameter (mm)	Displacement (L/REV)	Maximum Pressure (MPa)	100	200	300	400	450	500	600
DS4506	19	0.0435	69	4.5	8.7	13.2	17.4	19.7	22	26.1
DS4507	22	0.059	51	6.1	11.7	17.8	23.5	26.5	29.5	35.6
DS4508	25	0.0772	39	7.6	15.5	23.1	31	34.8	38.6	46.2
DS4510	32	0.1207	25	12.1	24.2	36.3	48.4	54.5	60.6	72.3
DS4512	38	0.1737	17	17.4	34.8	52.2	69.6	78.3	87.1	104.1
DS4514	44	0.2366	13	23.8	47.3	71.2	94.6	106.4	118.5	141.9
DS4516	51	0.3089	10	31	61.7	92.7	123.4	138.9	154.4	185.5
DS4518	57	0.391	8	39	78.3	117.3	156.3	176	195.7	234.7
DS4520	64	0.4826	6	48.4	96.5	145	193	217.3	241.5	289.6

Performance Data:

Pump Model	Plunger Diameter (in)	Displacement (GAL/REV)	Maximum Pressure (PSI)	Pump Capacity (GPM)@Input Speed (RPM)
Pump Model	Plunger Diameter (in)	Displacement (GAL/REV)	Maximum Pressure (PSI)	100	200	300	400	450	500	600
DS4506	0.75	0.0115	10,000	1.2	2.3	3.5	4.6	5.2	5.8	6.9
DS4507	0.875	0.0156	7,400	1.6	3.1	4.7	6.2	7	7.8	9.4
DS4508	1	0.0204	5,650	2	4.1	6.1	8.2	9.2	10.2	12.2
DS4510	1.25	0.0319	3,620	3.2	6.4	9.6	12.8	14.4	16	19.1
DS4512	1.5	0.0459	2,520	4.6	9.2	13.8	18.4	20.7	23	27.5
DS4514	1.75	0.0625	1,850	6.3	12.5	18.8	25	28.1	31.3	37.5
DS4516	2	0.0816	1,420	8.2	16.3	24.5	32.6	36.7	40.8	49
DS4518	2.25	0.1033	1,120	10.3	20.7	31	41.3	46.5	51.7	62
DS4520	2.5	0.1275	915	12.8	25.5	38.3	51	57.4	63.8	76.5

Standard connection sizes:

Fluid cylinder materials:

Fluid cylinder materials	Cast
Carbon Steel	Ductile Iron
Hi-Strength Carbon Alloy Steel	Aluminum Bronze
304 / 316L / 17-4PH / 2205 / 2507 Stainless Steel

*Special materials are available upon request

Engineering dimensional outline

Features

High-precision control capability ensures chemical injection volumes consistently remain within preset ranges, preventing over- or under-dosing.
Constructed from durable materials resistant to highly corrosive media, extending equipment service life.
Compact structure with minimal footprint facilitates installation and operation in space-constrained industrial environments.
Excellent sealing performance prevents leakage issues, ensuring workplace safety and cleanliness.
Supports multiple drive options, allowing selection of electric, pneumatic, or other drive types based on specific operating conditions to enhance adaptability.
Simplified maintenance with easily removable and replaceable key components, reducing equipment maintenance costs and downtime.
Smooth operation with low noise levels, suitable for extended continuous operation while minimizing impact on the surrounding environment.

Our Partners