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Close Coupled
Centrifugal Pumps

Pump Curves available at www.pumpflo.com
Problem
Solution
Liquids packaging manufacturer required 100 GPM @ 20 FT TH of NaOCl-based proprietary domestic bleaching cleanser (Liquid Comet), Ambient temperature, 1.14SG.
Model: 3000 D (A10)
Size: 2 x 2 FF FL (150#) -6
Features
  1. Material of Construction: Certified commercially pure Titanium (ASTM GR. 2).
  2. Close-Coupled Design: Compact, light-weight.
  3. Single Internal Mechanical Seal (1-1/8"): Hastelloy C-276 metal bellows, Silicon Carbide mating faces, Viton o-rings.
  4. Motor 2 HP, 1750 RPM, TEFC, chemical duty 1.15SF, 145TC W/FT.
  5. Included: Fabricated Stainless Steel channel support base.

 

 

Problem
Solution
Shipboard "Plastics waste processor" required fresh water recirculation (up to 350°F) at 200 PSI inlet pressure at rates of 12 GPM @ 125 FT TH and 21 GPM @ 117 FT TH.
Model: 3000 D-HD1 (AA05)
Material: 316 Stainless Steel
Size: 1.5" x 1" RF FL (300#)
Features
  1. Lightweight (65 Ibs.) heavy-duty design: 350 PSI hydrostatic test.
  2. LOW FLOW/HIGH HEAD design: enclosed impeller (5.50" dia.) with 1/4" wide vanes (5).
  3. Single internal mechanical seal: Carpenter 20 Cb-3 metal bellows, chemical grade carbon vs. silicon carbide mating faces, EPDM elastomers. No stuffing box or chamber bore restrictions; no flush required.
  4. Deep-drawn and fabricated casing with self-venting top horizontal discharge and drain.
  5. Marine-duty chemical Processina hostile environment motor: 2 HP 3450 RPM, 230/460 VAC, TEFC, 1.15 SF, 145 TC frame with base, cast iron frame
   
Problem
Solution

Apple Flume Systems required Velocity Pusher to Impart Velocity to the surface of the water in order to move apples.

An additional requirement was that the pump retrofit, and be exactly dimensionally interchangeable at piping connections with Crane Deming Series 7171 Cast Iron Pumps.

Model: 5000D
Close-Coupled, End Suction
Material: 316L Stainless Steel
Size: 5 x 4 FF FL
Features
  1. Vibration-free operation at Zero head.
  2. Performance: 700-800 GPM at 0-2 FT TH with 3" solids handling capabilities.
  3. Seal: Standard Crane Type 21V (XF10 10 1).
  4. Motor: 5 HP, 1750 RPM, 184 JM Frame, NOL.
  5. Impeller: 6-1/2" diameter, 2 bladed.
   
Problem
Solution

Textile dyeing machinery manufacturer required recirculating hot water (with interrupted suction) at 205°F with lint and string and low Static Head: 200-500 GPM @ 44-16 FT TH.

Model: 5000 DH-VOR
Close-coupled, double sealed, Vortex impeller.
Material: 316 Stainless Steel
Size: 4 FL x 3 FL (Top Horizontal Discharge)
Features
  1. 7" diameter Vortex (recessed) impeller.
  2. Double seal: (Inboard: silicone carbide mating faces, viton elastomers and 316 S/S metal parts: Outboard: carbon vs. high purity ceramic mating faces).
  3. Motor: 10 HP, 1750 RPM, TEFC, 215TC frame w/feet.
 
Problem
Solution

Food-grade packaging manufacturer's low profile hot bath tank designed to supply 50 gpm @ 46 feet total head:

Hot water at 210°F, flooded suction with 2 inches static head above the eye of the impeller

Model: 4000 DV (A60)
Size: 3" Victaulic (Suction) x 2" Victaulic (Discharge) in the
horizontal position
Features
  1. All 300 series stainless steel construction (including stand and removable pump mounting plate)
  2. Inducer (2 blade) at the eye of the enclosed impeller
  3. Single, bellows type mechanical seal (antimony - filled Carbon vs. Silicone Carbide mating faces with EP Elastomers)
  4. By-Pass (Product) flush to mechanical seal area.
  5. 2 hp, 1450 & 1750 RPM, TEFC, 145TC frame motors (for both 50HZ & 60 HZ applications)

 

 

Problem
Solution

A major aeronautical systems company required that FC-77, a military coolant manufacturer by the 3M Company be pumped at 50° F - 129° F, 1.78 SG, with 12" H2O Inlet Head

Download this problem solver as an Adobe PDF file.

Model: 4000 D-HD
Centrifugal, Closed-Coupled, End Suction Heavy Duty Design
Material of Construction:
316 L Stainless Steel
Size: 3x1 1/2" ASA RF FL (150#)
Model: 50 HP, 4000 RPM, 400HZ, 125/215 V, 364 TSC

Features
  1. Performance: 240 GPM at 285 FT TH
  2. Seal: Sealol 680 V/D, product flushed, Carbon vs Tungsten Carbide mating faces
  3. Hydrostatic Test at 350 PSI for one hour

 

 

Problem
Solution

Corrosion - resistant pumps for suburban water slides: 925 - 1000 GPM @ 10 FT TH and 18 FT TH and only single phase power available

Download this problem solver as an Adobe PDF file.

Model: 5000D (A80)
Material of Construction:
316 Stainless Steel
Size: 6" x 4" FF FL (150#)

Features
  1. HIGH FLOW/LOW HEAD design
  2. Impeller: enclosed, two bladed, 3" vane width, 8 1/4" diameter (10 FT TH) and 8 1/2" diameter (18 FT TH)
  3. Close-coupled to 10 HP motor, 1750 RPM, 230 VAC, TEFC, 215 TC frame with C-face and base
  4. Mechanical Seal: Crane type 21: carbon vs silicon carbide mating faces, viton elastomers and 316 Stainless Steel metal parts

 

 

Problem
Solution

Recirculation pump for water with dye at 180°F: 800 to 1000 GPM @ 5 FT TH

Download this problem solver as an Adobe PDF file.

Model: 5000D-HD1 (AP)
Material of Construction:
316 Stainless Steel
Size: 4 " x 4" FF FL (150#)

Features
  1. HIGH FLOW/LOW HEAD design
  2. Impeller: enclosed, two bladed, 3" vane width, 7.0" diameter.
  3. "Left hand" configuration
  4. Close-coupled to hydraulic motor (Vickers MFBIO-FUY-30), 8 HP at 1800 RPM
  5. Mechanical Seal: Crane type 21: carbon vs silicon carbide mating faces, viton elastomers and 316 Stainless Steel metal parts

 

 

Problem
Solution

Snack foods manufacturer required compact, quiet pumps for process water, 140° F, 25 GPM @ 92 FT TH (40 PSI) with complete wash-down capability.

Download this problem solver as an Adobe PDF file.

Model: 5000D (AA05)
Closed-Coupled Centrifugal
Size: 2 x (1/2) 1 FNPT

Features
  1. All 316 Stainless Steel construction
  2. Baldor "paint free" Stainless Steel, wash-down duty motor: 3 HP, 1750 RPM, 208-203/460V, TEFC, 1.15 SF, 182 TC with base
  3. Low Flow, High Head impeller: 10.78" diameter with 1/4" wide vanes (5)
  4. Single internal mechanical seal: Carbon vs Silicon carbide faces and EPDM elastomers

 

 

Problem
Solution

Pump Saturated Calcium Sulfate at 215°F at rate of 2000 GPM at 40 FT TH

Download this problem solver as an Adobe PDF file.

Model: 5000 DH
Closed-Coupled, Double Sealed Centrifugal
Size: 8x6 FF FL

Features
  1. Stainless Steel construction.
  2. 2 1/2" Double Mechanical Seal assembly: Carbon vs. Silicon Carbide (both ends).
  3. 50 HP, 1750 RPM, TEFC motor.

 

 

Problem
Solution

OEM of textile dye-making machinery had problem in circulating hot (200°F) dye waste containing lint, string and "rope-like" yarn.

Download this problem solver as an Adobe PDF file.

Model: 5000D
4 x 3 (suction x discharge) flat-faced flanged horizontal pump.
Material of Construction :
316 Stainless Steel

Features
  1. Pump was CLOSED-COUPLED to a 10 HP, 1150 RPM, six pole, 575 volt, 256 frame TEFC motor.
  2. Performance of 500 GPM at 25 FT total head was delivered by an 11 in. diameter OPEN impeller (shut-off head at 59 FT and run-out capacity of 650 GPM at 11 FT total head)
  3. Materials of construction: 316 Stainless Steel

 

 

Problem
Solution

Manufacturer of prefabricated steel buildings and decks required 200 GPM @ 300 PSI (693 FT TH), 200° F water with oil

Download this problem solver as an Adobe PDF file.

Model: 6000 D-HD2
Close-Coupled Heavy Duty Centrifugal

Size:
3" FF FL (150#) x 1 1/2" RF FL (300#)

Features
  1. Stainless Steel-fitted Fabricated Carbon Steel Construction
  2. Single Internal Mechanical Seal: 3.000" diameter, type SAI (Carbon vs. silicon carbide mating faces, Alfas O-rings and stainless steel metal parts) by A.E.S. Engineering Ltd.
  3. Seal isolation chamber behind impeller with hard piping to suction for axial thrust balance.
  4. Fully enclosed impeller: 12.25" diameter
  5. Motor: 75 HP, 3500 RPM, TEFC, 365 TSC with feet.

 

 

Problem
Solution

Soft-drink bottle required pumps for low-pressure nanofiltration equipment (to remove salts & organics in the 300 - 1000 MW range thru activated charcoal filters) and then on to the actual bottling line: 1200-1600 GPM @ 70 PSI (162' TH)

Download this problem solver as an Adobe PDF file.

Model: 6000D (A90)
Close-coupled centrifugal
Material of Construction:
316 Stainless Steel
Size:

8 x 6 FF FL

Features
  1. Stainless Steel-fitted Fabricated Carbon Steel Construction
  2. Single Internal Mechanical Seal: 3.000" diameter, type SAI (Carbon vs. silicon carbide mating faces, Alfas O-rings and stainless steel metal parts) by A.E.S. Engineering Ltd.
  3. Seal isolation chamber behind impeller with hard piping to suction for axial thrust balance.
  4. Fully enclosed impeller: 12.25" diameter
  5. Motor: 75 HP, 3500 RPM, TEFC, 365 TSC with feet.

 

 

Problem
Solution

Nevada Desert Water Reclamation Project: 1000 GPM @ 90 PSIG 4% Salt Water, 100° F, 1.05 SG

Download this problem solver as an Adobe PDF file.

Model: 8000D (A80)
Size: 6 x 4 FF FL (150#)-17
Motor:

Compact, Close-Coupled Design

Features
  1. Material of construction: (Certified) Monel 400 (shaft extension: K Monel).
  2. 14 - 3/8" diameter impeller (Monel 400): enclosed, slip-on design.
  3. Mechanical seal: RAM 4-1/2", Type 37, single spring nonpusher design: Silicon Carbide vs Silicon Carbide mating faces, Viton O-rings and Monel 400 metal parts.
  4. Motor: Baldor severe duty, premium efficient: 100HP, 1780 RPM, TEFC, 405TC with feet.
  5. Fabricated reinforced channel Steel base (20"x54") with motor risers (cleaned and painted per specs).
  6. Radiographic inspection of nozzle welds.

 

 

Problem
Solution

Major breakfast cereal producer required 88 GPM at 120 PSI (277 FT TH) of a flavor reactor solution in a sanitary and CCIP (chemical-clean-in-place) environment at 1750 RPM.

Download this problem solver as an Adobe PDF file.

Model: 8000D
Closed-Coupled, end suction, single stage, horizontal, "semi-sanitary"
Material of Construction:
316 Stainless Steel
Impeller:

Enclosed, 3 bladed, 16 1/4" diameter; max. solids: 3/8"

Features
  1. Sanitary design: polished & finished interior, all welds ground flush and polished.
  2. Stainless steel adjustable ball feet base.
  3. Impeller range: 13" to 18" diameter
  4. Seal: Type 21V (2 1/2")
  5. Motor: 25HP, 1750 rpm, TEFC, BISSC, 284TC, NOL

 

 

Problem
Solution

Liquids packaging manufacturer required 100 GPM @ 20 FT TH of NaOCl-based proprietary domestic bleaching cleanser, (Liquid Comet), Ambient temperature, 1.14SG.

Download this problem solver as an Adobe PDF file.

Model: 3000D (A10)

Size: 2 x 2 FF FL (150#) - 6

Features
  1. Material of Construction: Certified commercially pure Titanium (ASTM GR. 2)
  2. Close-Coupled Design: Compact, light-weight
  3. Single Internal Mechanical Seal (1 - 1/8"): Hastelloy C-276 metal bellows, Silicon Carbide mating faces, Viton o-rings.
  4. Motor: 2 HP, 1750 RPM, TEFC, chemical duty 1.15SF, 145TC W/FT.
  5. Included: Fabricated Stainless Steel channel support base.

 

 

Problem
Solution

Manufacturer of industrial waste water treatment systems required compact pump for 140 GPM @ 50 FT TH of water with 1% HF and 1% HCl.

Download this problem solver as an Adobe PDF file.

Model: 3000 D
Close-Coupled Pump

Features
  1. Carp.20 Cb-3 fitted PVC construction: Impeller and shaft extension: Carp.20 Cb-3; housing and adaptor: PVC, fabricated from 1" and 2" plate stock and SCH.80 pipe, solvent welded
  2. Sealol 680V mechanical seal
  3. 2 x 1 1/2 FNPT (suction x discharge)
  4. 3 HP, 3450 RPM, 182TC w/FT, TEFC motor

 

 

Problem
Solution

Pump required to transfer Monsanto's heat transfer fluid, Therminol 2472, at 40°F at rate of 3 GPM @ 10 FT TH.

Download this problem solver as an Adobe PDF file.

Model: 2000D
Size:
3/4 x 1/2 RF FL
Material of Construction:
All 316 Stainless Steel

Features
  1. 300# raised face flanges on suction and discharge.
  2. Crane 1 1/8" type 9 mechanical seal with carbon vs. tungsten carbide mating surfaces, glass filled teflon wedge and clamped-in seat.
  3. Motor: Reliance SXT with fungus protection (Tropicalized insulation): 1/3 HP, 1800 RPM.
  4. Teflon Gaskets
  5. Discharge on centerline.

 

 

   
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