China DS-142 Reverse Osmosis Plunger Pump Unit Supplier

Product Details

Specifications:

Design Standard	API-674, Third Edition
Conﬁguration	Horizontal Triplex Plunger
Number of Plungers	3
Continuous Duty	117 BHP
Intermittent Duty	142 BHP
Stroke Length	4.0 Inches / 101.6 mm
Frame Load Rating	9,800 lbs / 4445.28 kg
Pump Weight (Average)	2,400lbs / 1088.64 kg
Intermittent Duty Speed Rating	425 RPM
Continuous Duty Speed Rating	350 RPM
Minimum Speed	100 RPM
Mechanical Eﬃciency	90%
Lubrication System	Splash, Gravity Return
Crankcase Oil Capacity	9 Gallons / 34.07 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	350	400	425
DS14209	29	0.1953	69	19.7	39.0	58.7	68.5	78.0	82.9
DS14210	32	0.2411	55	24.2	48.1	72.3	84.4	96.5	102.6
DS14212	38	0.3475	38	34.8	69.6	104.1	121.5	138.9	147.6
DS14214	44	0.4727	28	47.3	94.6	141.9	165.4	189.3	201.0
DS14216	51	0.6177	21	61.7	123.4	185.5	216.1	247.2	262.7
DS14218	57	0.7816	17	78.3	156.3	234.7	273.7	312.6	332.3
DS14220	64	0.9652	14	96.5	193.0	289.6	338.0	386.1	408.8
DS14222	70	1.1677	11	117.0	233.5	350.5	408.8	465.6	495.8
DS14224	76	1.3899	9	138.9	277.8	416.4	484.5	556.4	590.5
DS14226	83	1.6310	8	163.1	326.3	488.3	571.5	651.0	692.7
DS14228	89	1.8917	7	189.3	378.5	567.8	662.4	757.0	802.4
DS14230	95	2.1715	6	217.3	435.3	651	760.8	866.8	923.5
DS14232	102	2.4708	5	247.2	495.8	741.9	863.0	987.9	1048.4
DS14234	108	2.7892	4	279.0	556.4	836.5	976.5	1116.6	1184.7
DS14236	114	3.1272	4	312.6	624.5	938.7	1093.9	1249.1	1328.5

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	350	400	425
DS14209	1.125	0.0516	10000	5.2	10.3	15.5	18.1	20.6	21.9
DS14210	1.25	0.0637	8000	6.4	12.7	19.1	22.3	25.5	27.1
DS14212	1.5	0.0918	5500	9.2	18.4	27.5	32.1	36.7	39
DS14214	1.75	0.1249	4065	12.5	25	37.5	43.7	50	53.1
DS14216	2	0.1632	3115	16.3	32.6	49	57.1	65.3	69.4
DS14218	2.25	0.2065	2460	20.7	41.3	62	72.3	82.6	87.8
DS14220	2.5	0.255	1990	25.5	51	76.5	89.3	102	108
DS14222	2.75	0.3085	1650	30.9	61.7	92.6	108	123	131
DS14224	3	0.3672	1385	36.7	73.4	110	128	147	156
DS14226	3.25	0.4309	1180	43.1	86.2	129	151	172	183
DS14228	3.5	0.4998	1015	50	100	150	175	200	212
DS14230	3.75	0.5737	885	57.4	115	172	201	229	244
DS14232	4	0.6528	775	65.3	131	196	228	261	277
DS14234	4.25	0.7369	650	73.7	147	221	258	295	313
DS14236	4.5	0.8262	570	82.6	165	248	289	330	351

Standard connection sizes:

Pump Model	Suction (in)	Discharge(in)
DS14209-DS14218	3.0	1.5
DS14228-DS14236	4.0	2.0
DS14228-DS14236	6	3

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

Advantages

Single-acting triplex reciprocating plunger pump.
Hydraulic end and power end designs are available in a variety of materials and structural forms depending on the application scenario and medium composition.
Various structural forms such as built-in reduction size or external reduction gearbox.
Long service life of wear parts.
High reliability and attractive overall appearance.
There are various drive types, including hydraulic, electric motor, and diesel engine.

Engineering dimensional outline

Features

1. High-efficiency pressurization capability precisely delivers the high-pressure conditions required for reverse osmosis processes, ensuring smooth passage of water molecules through membrane elements.

2. Excellent corrosion resistance withstands exposure to various corrosive substances encountered in water treatment, extending pump service life.

3. Energy-efficient design minimizes power consumption while maintaining high performance, contributing to reduced operating costs.

4. Superior stability and reliability, maintaining consistent performance output during prolonged operation with low failure rates, ensuring continuous and stable operation of water purification systems.

Conclusion

Elephant Machinery reciprocating pump products are designed in accordance with GB/T-9234 and other relevant national standards, as well as international standards such as API 674 Third Edition and ISO 13710. They can meet the flow and pressure requirements of various application sectors.