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Goulds 3311 High-Pressure Multi-Stage Pumps
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Catalog excerpts

Goulds 3311 High-Pressure Multi-Stage Pumps - 1

Goulds 3311 High-Pressure Multi-Stage Pumps

Open the catalog to page 1
Goulds 3311 High-Pressure Multi-Stage Pumps - 2

Goulds Model 3311 Multistage Pumps Designed for a Wide Range of High Pressure Services Capacities to 1100 GPM (250 m3/hr) Heads to 5250 feet (1600 m) Temperatures to 356° F (180°C) Pressures to 2320 psig (160 bar) Design Features High Efficiency Performance is achieved by utilizing multiple hydraulics for each pump size. Reduce running costs by operating in the best efficiency range. Modular Design permits option flexibility, reduces lead-times, and maximizes interchangeability. Spare parts inventory is reduced. Ease of Maintenance is assured as roller bearings, mechanical seal, and balance...

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Goulds 3311 High-Pressure Multi-Stage Pumps - 4

Radial Suction Casing is available with Product Lubricated Bearing. Suction Flange is located over pump foot to maximize nozzle load capabilities. Model 3311 High Pressure Multi-Stage Pumps Rugged Design Features for a Wide Range of Services 4 5 SUCTION IMPELLER First stage suction impeller is designed with a large eye area to provide reliable operation in low NPSHA applications. OIL LUBRICATED ROLLER BEARINGS Easily replaceable Radial Bearing. External cooling is available for high temperature applications. COMBINED BALANCE DRUM AND DISC Axial thrust balancing is provided over the entire...

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Goulds 3311 High-Pressure Multi-Stage Pumps - 5

6 Other Features/Application Flexibility English Metric Pump Size 2x3-7 2.5x4-8 4x5-11 2x3-7 2.5x4-8 4x5-11 Wt. - 3 Stage Pump - Lbs, kg 401 774 1069 182 351 485 Wt. - Ea. Add’l Stage - Lbs, kg 13 24 42 6 11 19 Min.Wall Thickness - in, mm 0.49 0.49 0.59 12.5 12.5 15 Max. Allowable Suction Pressure 232 psi 16 bar Max. Allowable Temperature 356° F 180° C Max. Allowable Working Pressure 2320 psi 160 bar Stuffing Box Bore - in, mm 2.83 3.94 5.12 72 100 130 Stuffing Box Depth - in, mm 1.81 2.17 2.68 46 55 68 Packing Size - in, mm 0.39 0.39 0.49 10 10 12.5 Packing ID/OD - in, mm 2.05/2.83...

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