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The Armstrong 4300 pipe-mounted pumps are designed for space-saving installation, high operating efficiency, and long service life
Features
  • Vertical In-line design eliminates the need for inertia bases, housekeeping pads, flex connectors, and field alignment or grouting requirements
  • Vertical In-line design minimizes space and pipe requirements
  • Isolated mechanical seal design with optional sediment filters or separators available to extend seal life in contaminated systems
  • Armstrong 4300 pumps are available with high-efficiency NEMA-premium motors for significant reduction in energy consumption and cost
  • All motors are suitable for inverter-fed service
  • Vertical In-line design minimizes pipe requirements and related friction losses resulting in higher system efficiency
  • Split-coupling allows replacement of mechanical seal without disturbing the pump or motor
  • No lubrication or seal adjustments required
  • Universal replacement seals, bearings, and motors available locally world-wide
  • Optional isolated mechanical seal with sediment filters or separators for extended seal life in contaminated systems
  • Vertical In-Line configuration allows for less disruptive pump service (casing stays in place)

Specifications

Materials

  • Cast Iron
  • Ductile Iron
  • Bronze Casing
  • Bronze Impeller

Performance Range

  • Up to 28,000 USgpm (1,800 L/s) flow, up to 500 ft (150 m) Head

Temperature

  • 300° F (150° C)

Power Range

  • 1 hp to 1250 hp (0.75 kW to 900 kW)

Size

  • 1.5” to 20” (40 mm to 500 mm)

  • HVAC-system pumping; light industrial/ process pumping (water or glycol based)
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