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  CAT - 3 and 5 Frame Triplex
CAT - 3 and 5 Frame Triplex
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Industries

Agriculture Chemical Construction Food and Beverage Hire Manufacturing Mining Oil and Gas Power Generation Pulp and Paper Water and Waste

CAT 3 and 5 Frame Triplex

Features

CAT 3 and 5 Frame Triplex Plunger Pumps are used for mid-size industrial applications and are available in a variety of materials to match liquid requirements. Some models also available with built-in gearbox to suit combustion engine drive (marked GB). Other models suitable for vee-belt drive.

 

3 Frame


Superior Design

  • Triplex plunger design delivers smoother liquid flow.

  • Hi-Pressure Seals are completely lubricated and cooled by the liquid being pumped.

  • Inlet and discharge valve assemblies interchange for easier maintenance.

  • Lubricated Lo-Pressure Seal provided double protection against external leakage.

  • Oil bath crankcase assured optimum lubrication.

  • Close tolerance concentricity of the ceramic plunger maximizes seal life.

  • Optional Belt Drive or Motorized versions offer system flexibility.

Quality Materials

  • Special concentric, high-density, polished, solid ceramic plungers provide a true wear surface and extended seal life.

  • Specially formulated, CAT PUMP exclusive, Hi-Pressure Seals offer unmatched performance and seal life.

  • Die cast aluminum crankcase provides high strength, minimum weight and precision tolerance control.

  • Chrome-moly crankshaft gives unmatched strength and surface hardness.

  • Oversized crankshaft bearings with greater loading capacity mean longer bearing life.

Easy Maintenance

  • Wet-end is easily serviced without entering crankcase, requiring less time and effort.

  • Preset packings mean no packing gland adjustment is necessary, reducing maintenance costs.

5 Frame


Superior Design

  • Triplex plunger design delivers smoother liquid flow.

  • Hi-Pressure Seals are completely lubricated and cooled by the liquid being pumped.

  • Inlet and discharge valve assemblies interchange for easier maintenance.

  • Lubricated Lo-Pressure Seal provided double protection against external leakage.

  • Oil bath crankcase assured optimum lubrication.

  • Close tolerance concentricity of the ceramic plunger maximizes seal life.

Quality Materials

  • Special concentric, high-density, polished, solid ceramic plungers provide a true wear surface and extended seal life.

  • Specially formulated, CAT PUMP exclusive, Hi-Pressure Seals offer unmatched performance and seal life.

  • Die cast aluminum crankcase provides high strength, minimum weight and precision tolerance control.

  • Chrome-moly crankshaft gives unmatched strength and surface hardness.

  • Oversized crankshaft bearings with greater loading capacity mean longer bearing life.

Easy Maintenance

  • Wet-end is easily serviced without entering crankcase, requiring less time and effort.

5 Frame- Single Shaft


Superior Design

  • Triplex plunger design delivers smoother liquid flow.

  • Hi-Pressure Seals are completely lubricated and cooled by the liquid being pumped.

  • Inlet and discharge valve assemblies interchange for easier maintenance.

  • Lubricated Lo-Pressure Seal provided double protection against external leakage.

  • Oil bath crankcase assured optimum lubrication.

  • Close tolerance concentricity of the ceramic plunger maximizes seal life.

Quality Materials

  • Special concentric, high-density, polished, solid ceramic plungers provide a true wear surface and extended seal life.

  • Specially formulated, CAT PUMP exclusive, Hi-Pressure Seals offer unmatched performance and seal life.

  • Die cast aluminum crankcase provides high strength, minimum weight and precision tolerance control.

  • Chrome-moly crankshaft gives unmatched strength and surface hardness.

  • Oversized crankshaft bearings with greater loading capacity mean longer bearing life.

Easy Maintenance

  • Wet-end is easily serviced without entering crankcase, requiring less time and effort.

  • Preset packings mean no packing gland adjustment is necessary, reducing maintenance costs.

Applications

  • Agriculture and food processing - crop spraying and vegetable cleaning

  • Hydrostatic testing

  • Chemical injection/metering

  • Pressure cleaning/preparation

  • Reverse osmosis/desalination - conversion of seawater to drinking water

  • Spraying/misting/cooling - odour, temperature and dust control

Performance Curves

No Performance Curves Available.

Technical Specifications

3 Frame

Model Flow rate (l/m) Rated pressure Rated speed (rpm) Manifold material Drive type
(psi) (bar)
230 8.7 100 - 1500 7 - 105 1725 Brass Belt/Direct
231 8.7 100 - 1500 7 - 105 1725 SS Belt/Direct
237 8.7 100 - 1500 7 - 105 1725 NAB* Belt/Direct
240 13.6 100 - 1200 7 - 85 1725 Brass Belt/Direct
241 13.6 100 - 1200 7 - 85 1725 SS Belt/Direct
247 13.6 100 - 1200 7 - 85 1725 NAB* Belt/Direct
270 13.2 100 - 1500 7 - 105 1420 Brass Belt
271 13.2 100 - 1500 7 - 105 1450 SS Belt
277 13.2 100 - 1500 7 - 105 1450 NAB* Belt
280 11.4 100 - 1000 7 - 70 1330 Brass Belt
290 13.2 100 - 1200 7 - 85 1200 Brass Belt


* Nickel Aluminum Bronze 5 Frame

Model Flow rate (l/m) Rated pressure Rated speed (rpm) Manifold material Drive type
(psi) (bar)
310 15 100 - 2200 7 - 155 950 Brass Belt
311 15 100 - 2200 7 - 155 950 SS Belt
317 15 100 - 2200 7 - 155 950 NAB* Belt
340 15 100 - 1800 7 - 125 1725 Brass Belt/Direct
341 15 100 - 1800 7 - 125 1725 SS Belt/Direct
347 15 100 - 1800 7 - 125 1725 NAB* Belt/Direct
350 19 100 - 1500 7 - 105 1725 Brass Belt/Direct
351 19 100 - 1500 7 - 105 1725 SS Belt/Direct
357 19 100 - 1500 7 - 105 1725 NAB* Belt/Direct

* Nickel Aluminum Bronze 5 Frame- Single Shaft

Model Flow rate (l/m) Rated pressure Rated speed (rpm) Manifold material Drive type
(psi) (bar)
30 12 100 - 2200 7 - 155 1725 Brass Belt
31 15 100 - 2200 7 - 155 950 Brass Belt
34 15 100 - 1800 7 - 125 1725 Brass Belt/Direct
35 19 100 - 1500 7 - 105 1725 Brass Belt/Direct
45 17 100 - 3500 7 - 245 1645 Brass Belt

Dimensions

No Dimension Information Available.

Product Disclaimer: The product information and specifications on this website should be used as a guide only. The customer is responsible for ensuring the capacity and performance of the goods are sufficient and suitable for the customer's purpose. Malcolm Thompson Pumps takes no responsibility for errors or omissions in product features or specifications.