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250 Series Plunger Pumps

 

The RAM250 Range of Quintuplex Reciprocating Plunger Pumps, are designed and manufactured to the highest degree of precision to ensure total reliability and efficiency.

Tailoring of the core design is easily performed with effective enhancements to metallurgy and elastomers in order to exceed the requirements of the process conditions.

As with all units within our range Ram Pumps are purposely designed and developed to maintain conformity to the latest quality standards and directives essential for supplying our tailored solutions to the most arduous and demanding applications.

250 HCH Series

250 VHP Series

Performance Table

Performance Table

Maximum Flow

 Bore   Stroke  Max RPM (API) Max RPM (Non-API) Max Flow (API)
lpm/gpm
Max Flow (Non-API)
lpm/gpm
100 150 270 360 907 / 239.5 1,209 / 319.3
95 150 270 360 818 / 216.1 1,091 / 288.2
90 150 270 360 734 / 194 979 / 258.6
85 150 270 360 655 / 173 873 / 230.7
80 150 270 360 580 / 153.3 774 / 204.4
75 150 270 360 510 / 134.7 680 / 179.6
70 150 270 360 444 / 117.3 592 / 156.5
65 150 270 360 383 / 101.2 511 / 134.9
60 150 270 360 326 / 86.2 435 / 115


Maximum Pressures*

Material                                    BAR G   PSI 
 Carbon Steel WCB 176  2,553 
 Carbon Steel Gr 90 60 445 6,454
 316 Stainless Steel 155 2,248
 Duplex 22% Cr 293 4,250
 Super Duplex 25% Cr 317 4,598
 Inconel 625 321 4,656

*Maximum absorbed power rating for the Ram 250 HCH Series
is 175 kW – Please ensure specific application data is calculated
to determine maximum absorbed power required.

Maximum Flow

 Bore   Stroke  Max RPM (API) Max RPM (Non-API) Max Flow (API)
lpm/gpm
Max Flow (Non-API)
lpm/gpm
60 150 270 360 326 / 86.2 435 / 115
55 150 270 360 274 / 72.4 366 / 96.6
50 150 270 360 227 / 59.9 302 / 79.8
45 150 270 360 184 / 48.5 245 / 64.7
40 150 270 360 145 / 38.3 193 / 51.1
35 150 270 360 111 / 29.3 148 / 39.1
30 150 270 360 82 / 21.6 109 / 28.7


Maximum Pressures*

Material                                    BAR G   PSI 
 Carbon Steel WCB 449 6,512
 Carbon Steel Gr 90 60 1,147  16,636 
 316 Stainless Steel 400 5,802
 Duplex 22% Cr 756 10,965
 Super Duplex 25% Cr 820 11,893
 Inconel 625 841 12,198

*Maximum absorbed power rating for the Ram 250 VHP Series
is 175 kW – Please ensure specific application data is calculated
to determine maximum absorbed power required.

 

Key Features

Key Features

  • Flows of upto 1,209 litres/min or 319.3 gpm
  • Maximum system pressures of up to 445 bar or 6,454 PSI
  • Power up to 175kW
  • Speeds of up to 360 RPM
  • Conforms to all the latest quality standards including ISO9001/2000, ATEX, Nace, EC P.E.D., Norsok, Gost and Stoomwezen
  • Crankcase design with special built-in motor support mounting. Providing the option of installing the motor overhead to keep both the footprint and weight to a minimum.
  • A range of liquid end materials are available including 316 stainless steel, 22% Duplex, 25% Super Duplex and Inconnel 625. Providing complete compatibility with pumping media.
  • Special pressure-formed, braided, PTFE impregnated Kevlar® packings. Offering exceptionally long life and a wide range of liquid compatibility.
  • Packings housed in packing cylinder. Assuring proper alignment and optimum life.
  • Plungers are specially surface treated for abrasion resistance. Solid ceramic plungers are also available. Providing the highest quality sealing surface for extended packing life.
  • Spheroidal graphite iron crankcase. Offering exceptional strength, vibration dampening and flame and spark resistance for added protection in hazardous areas.
  • Various plunger diameters available. Allowing for a wide range of performances to best suit the application.
  • Standard splash crankcase lubrication with optional pressure lubrication system.
  • Modular design.
  • Customised builds available to suit individual clients specification.
  • Flows of up to 435 litres/min or 115 gpm
  • Maximum system pressures of up to 1,147 bar or 16,636 PSI
  • Power of up to 175kW
  • Speeds of up to 360 RPM
  • Conforms to all the latest quality standards including ISO9001/2000, ATEX, Nace, EC P.E.D., Norsok, Gost and Stoomwezen
  • Crankcase design with special built-in motor support mounting. Providing the option of installing the motor overhead to keep both the footprint and weight to a minimum.
  • A range of liquid end materials are available including 316 stainless steel, 22% Duplex, 25% Super Duplex and Inconnel 625. Providing complete compatibility with pumping media.
  • Special pressure-formed, braided, PTFE impregnated Kevlar® packings. Offering exceptionally long life and a wide range of liquid compatibility.
  • Packings housed in packing cylinder. Assuring proper alignment and optimum life.
  • Plungers are specially surface treated for abrasion resistance. Solid ceramic plungers are also available. Providing the highest quality sealing surface for extended packing life.
  • Spheroidal graphite iron crankcase. Offering exceptional strength, vibration dampening and flame and spark resistance for added protection in hazardous areas.
  • Various plunger diameters available. Allowing for a wide range of performances to best suit the application.
  • Standard splash crankcase lubrication with optional pressure lubrication system.
  • Modular design.
  • Customised builds available to suit individual clients specification.

Ram Pumps Accreditations and Standards include:

Ram Pumps Accreditation's and Certificates logos

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