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450-Series

Product catalog summary

Overview: The 450-Series Submersible Sump Pumps are designed for efficient water removal with a 1/2 hp motor and a 1-1/2" discharge. They can handle solids up to 3/8" in diameter, making them suitable for various sump applications.

Key Features:

Vortex style impeller allows solids to pass without clogging, constructed from high-temperature engineered thermoplastic.
Durable construction with polypropylene and powder-coated aluminum.
Stainless steel rotor shaft and non-corrosive stainless steel fasteners ensure longevity.
Oil-filled, hermetically sealed motors with thermal overload protection for safety and reliability.
Permanently lubricated upper and lower bearings for maintenance-free operation.
Quick-disconnect 10' standard power cord for easy replacement, with an optional 25' length.
Removable base allows suction down to 1/8".
2-year limited warranty.

Models:

450 Manual: Basic model without a switch.
451: Mercury-free float with integrally wired quick disconnect.
453: Mercury-free float with series plug for manual operation.
457 VMF: Features a Vertical Magnetic Float (VMF) switch for smaller pits down to 10" diameter, offering 225% more cooling capacity than cast iron housings.

Dimensional Data:

Weight: 12.5 lbs.
Height: 12.5"
Major Width: 9.6"
Minimum Sump Diameter: 14" (10" for Model 457)

Motor Specifications:

1/2 hp, 60Hz, 115V, 3450 RPM
7.5 amps, oil-filled, thermally protected
Maximum fluid temperature: 140°F

Performance Curve: The performance curve indicates the flow rate in gallons per minute (GPM) and liters per second (LPS) against the head in feet and meters, demonstrating the pump's efficiency across different conditions.

Additional Information: Specifications are subject to change without notice. The document is copyrighted by Liberty Pumps, Inc. 2011.

Catalog excerpts

liberty Pumps I / • Vortex style impeller permits / passage of solids without / • Polypropylene and powder coated ' aluminum construction • Stainless steel rotor shaft stainless steel • Oil-filled, hermetically sealed motors with thermal overload protection • Permanently lubricated upper • Quick-disconnect 10' standard power cord allows replacement of cord in seconds without breaking seals to motor. (251 length optional) Deep Finned Powder Coated Motor Housing. more cooling capacity than cast iron 451 Mercury-free float, integrally wired, with quick disconnect feature 453 Mercury-free float, with series plug 457 VMF, Vertical Magnetic Float

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SUBMERSIBLE SUMP PUMPS • Vortex style impeller permits passage of solids without clogging. Made of high temp engineered • Polypropylene and powder coated aluminum • Stainless steel rotor shaft. • All fasteners - non-corrosive stainless steel. • Oil-filled, hermetically sealed motors with thermal overload protection. • Permanently lubricated upper and lower bearings. • Quick-disconnect 10' standard power cord allows replacement of cord in seconds without breaking seals to motor. (25' length optional) For 25' cord optbn, add a "-2" suffix to model number. Example: 451 -2 for Model 451 with 25'...

Open the catalog to page 2

450-Series

450-Series

Catalog excerpts

All Liberty Pumps catalogs and technical brochures