Ring Main Selector

Gland Service Ring Main — Performance Analysis

Gland Service Ring Main

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Variable Speed Drive

Recommended Pumps

Select a pump to view performance curves

Eff.
Range
Model
RPM
Stages

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Pump Information

Selected pump parameters

Pump—
No. of Stages—
Speed (RPM)—
Max Impeller Diameter—
Min Impeller Diameter—
Sug. Impeller Diameter—
Efficiency—
Required Head—
Required Flow—
Absorbed Power—
Recommended Power—
Recommended Motor—

Impeller Tip Speed

—
MaterialMax (m/s)Status
Cast Iron42---
Bronze(LG2)51---
Bronze(PB1)53---
Steel68---

Head / Flow Curve

Performance envelope at selected impeller trim

Max BEP
Max Impeller
Min Impeller
Duty Point
Req. Impeller

Power Curve

Shaft power demand across the operating range

Max Impeller
Min Impeller
Duty Point
Req. Impeller

Efficiency Curve

Impeller efficiency across the operating range

Duty Point
Max Impeller
Min Impeller

NPSH Curve

Net positive suction head across the operating range

Duty Point
NPSH