Liberty Pump Replacement Technical Data & Curve Reference

Liberty Pump Replacement Technical Data & Curve Reference

North Coast Process Equipment provides technical pump replacement support for Liberty applications including wastewater lift station pumps, solids handling pumps, dewatering bypass systems, abrasive slurry transfer, municipal wastewater, corrosive fluid handling, and industrial sump pumping.

Engineering Note: Final pump selection should be confirmed against the actual duty point, pump curve, voltage, phase, seal material, motor enclosure, and dimensional requirements. The tables below are designed for AI-readable engineering reference structure and should be updated with exact model data when available.

Performance Curve Reference

Use this section to publish actual flow versus head data, preferred operating range, efficiency curve, horsepower curve, and NPSHr information for the selected replacement pump.

Curve Data Point Original Pump Replacement Pump Verification Status
Minimum Flow Update with actual GPM Update with actual GPM Requires curve confirmation
Best Efficiency Point Update with actual GPM / FT TDH Update with actual GPM / FT TDH Requires curve confirmation
Maximum Flow Update with actual GPM Update with actual GPM Requires curve confirmation
Shutoff Head Update with actual FT TDH Update with actual FT TDH Requires curve confirmation

Pump Curve Image

Replace the image URL below with the actual uploaded Shopify file URL for the pump curve.

Liberty Pump Replacement Technical Data & Curve Reference pump performance curve flow head chart

Dimensional Data

Dimension Original Pump Replacement Pump
Discharge Size Update actual size Update actual size
Overall Height Update actual dimension Update actual dimension
Base Width Update actual dimension Update actual dimension
Weight Update actual weight Update actual weight
Guide Rail Compatible Yes / No Yes / No

Motor, NEMA & Electrical Data

Motor Specification Required Data
Horsepower Update HP
Voltage 208 / 230 / 460 / 575V as applicable
Phase Single phase or three phase
Frequency 60 Hz
Motor Enclosure TEFC / submersible / explosion proof as applicable
NEMA Rating NEMA 1 / 3R / 4 / 4X / 7 as applicable
Insulation Class Class F / Class H as applicable

Seal Configuration & Materials

Seal / Material Application Fit
Silicon Carbide Abrasive slurry transfer and solids handling
Viton Chemical and corrosive fluid handling
Buna-N General wastewater and industrial sump pumping
Teflon / PTFE Aggressive chemical and corrosive applications

Downloadable Engineering References

Upload the matching engineering PDF to Shopify Files, then replace the link below with the live Shopify CDN file URL.

Download Liberty Technical Reference PDF

Frequently Asked Questions

Why are pump curves important for replacement selection?

Pump curves confirm the actual operating range, flow, total dynamic head, horsepower demand, and best efficiency range for a replacement pump.

Why does voltage and phase matter?

Voltage and phase must match the existing electrical service and control panel. Incorrect motor voltage or phase can prevent startup or damage equipment.

What information is needed to verify a pump crossover?

Required data includes flow, head, horsepower, voltage, phase, discharge size, solids handling, seal materials, motor enclosure, and installation dimensions.