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SPLIT CASE FIRE PUMPS

SPLIT CASE FIRE PUMPS

SPLIT CASE FIRE PUMPS

Product catalog summary
Overview: The Fairbanks Nijhuis 900 Series Split Case Fire Pumps are designed for fire service applications, ensuring reliable performance. These pumps are built according to NFPA 20 standards and are UL-listed and FM-approved.
Types of Pumps: The series includes both horizontal and vertical split case pumps. Horizontal pumps are common and suitable when the water source is above ground, providing positive suction pressure. Vertical pumps offer advantages such as reduced floor space, flexible piping arrangements, and protection against flooding.
Key Features:
  • Computer machined components for precision.
  • Integral bearing arms for maintenance ease.
  • Enclosed and dynamically balanced impellers for efficiency.
  • Double suction impeller to balance hydraulic thrust.
  • Cast iron drip rim base for drainage.
  • Short bearing span to minimize shaft deflection.
  • Internal water seal passages for protection.
  • Graphite impregnated packing rings for sealing.
  • Deep stuffing boxes for effective sealing.
  • Double row thrust ball bearing for durability.
  • Grease seals and neoprene slingers for bearing protection.
  • Long-lasting bearings with a minimum life of 50,000 hours.
  • Split case design for easy disassembly.
  • O-ring sealed shaft sleeves to prevent corrosion.
  • Bronze shaft sleeve for wear prevention.
  • Certified performance tests with positive suction pressure.
Standard and Optional Features:
  • Standard features include bronze construction, dynamically balanced impellers, and hydrostatic testing.
  • Optional features include ductile iron casings, right or left-hand rotation, and additional accessories like valves and headers.
Conclusion: The Fairbanks Nijhuis 900 Series offers robust and efficient fire pump solutions with a range of customizable options to meet specific fire safety requirements.
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Catalog excerpts

SPLIT CASE FIRE PUMPS-1

Horizontal Split Case Pump Vertical Split Case Pump FAIRBANKS NIJHUIS™ 900 SERIES SPLIT CASE FIRE PUMPS

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SPLIT CASE FIRE PUMPS-2

SPLIT CASE FIRE PUMPS FAIRBANKS NIJHUIS™ 900 SERIES Split Case Fire Pumps Horizontal split case pumps are the most common type of fire pump. These pumps are specifically designed and tested for fire service applications where reliability of performance is of vital importance. Split case pumps are characterized by: • Easy access to all working parts; • Rugged construction; • Liberal water passages; and • Efficient operation. Split case fire pumps are specified when the source of water is located above the surface of the ground and provides a positive suction pressure to the pump at any performance...

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SPLIT CASE FIRE PUMPS-3

SPLIT CASE FIRE PUMPS Pump Features Vertical Split Case Computer Machined Integral Bearing Arms major components with 360 degree registered fits to assure concentricity of parts. eliminate bearing misalignment and simplify maintenance. Enclosed Impeller Design provides high efficiency and performance. Dynamically Balanced Impeller is keyed to the shaft and secured by adjustable shaft sleeves. Double Suction Impeller balances hydraulic thrust loads. Cast Iron Drip Rim Base Short Bearing Span holds shaft deflection to .002" at face of stuffing box at maximum load. Interwoven, Graphite Impregnated...

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SPLIT CASE FIRE PUMPS-4

Fire Pump Feature Selector Standard • Bronze fitted pump construction • Ductile iron casings (available in selected 1800 and 1900 models) • Bronze shaft sleeves • Right- or left-hand rotation • Bronze case wearing rings • Impeller wearing rings • Dynamically balanced impellers • Stainless steel shafts • Stainless steel impeller key • Double row ball bearings on inboard side • Carbon steel shaft • External bypass line from casing to stuffing boxes (optional on Model 1800s and 1900s, standard on Model 2800s and 5800s) • Corrosion-resistant lantern rings* • Bronze stuffing box bushings • Bronze...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.