Ready 4

Summary

Product identification

The Flygt Ready series consists of durable, lightweight, and easily serviceable submersible drainage pumps. Flygt is a brand of Xylem.

Models available:

• Ready 4
• Ready 4L (Flat-suction pump)
• Ready 8
• Ready 8S (Small sludge pump)

Product codes:

• Ready 4: 2004.212
• Ready 4L: 2004.230
• Ready 8: 2008.212
• Ready 8S: 2008.281

Operating limits

Flygt Ready pumps are designed for demanding tasks, capable of pumping contaminated water with sand and gravel. They are suitable for frequent, continuous use.

General operating parameters for Flygt Ready pumps:

• Flow rates: Up to 7 l/s
• Heads: Up to 14 m
• Solids diameter: Up to 38 mm

Specific model capabilities:

• Ready 4L: Flat-suction pump designed to dewater areas down to 1-2 mm.
• Ready 8S: Small sludge pump suitable for contaminated water with sand, gravel, and other solids up to 38 mm passage.
• Ready 4 and Ready 8: Ideal for dewatering construction sites and flood relief. Suitable for abrasive liquids in pH ranges 5–8 and with particle sizes up to 5 mm.

Not suitable for warm media at 70°C.

Feed water

• Contaminated water with sand and gravel.
• Sludge.
• Abrasive liquids.
• pH range: 5–8 (for Ready 4 and 8).
• Particle sizes: Up to 5 mm (for Ready 4 and 8), up to 38 mm (for Ready 8S).

Electrical

• Frequency: 50 Hz
• Voltage: 230 V, 1~ (for all models)

Features:

• Auto-cut: Automatic motor protection against overheating and damage, reducing downtime and repairs.
• Motor: Robust and lightweight asynchronous motor with squirrel cage rotor.
• Connection cable with water barrier: Protects electrical components by preventing water ingress through damaged cables.

Mechanical / hydraulic

The pumps feature a compact motor and lightweight materials for easy transport, installation, and maintenance.

Construction materials:

• Outer and stator housing: Cast aluminum
• Hydraulic parts (impeller and diffuser): Polyurethane
• Pump housing: Polyurethane

Key features:

• Double mechanical seal: Two independent sets of mechanical seals for enhanced reliability.
• Spin-out™: Protects the seal from abrasive particles in the seal chamber, extending service life.
• Rotatable pressure connection: Can be mounted vertically and horizontally for flexible hose connection.
• Removable cover: Provides easy access to the connection box for wiring and component replacement.
• Ergonomic handle: For easy and safe lifting and carrying.
• Rubber sieve: Absorbs shocks.
• Free-flow impeller: Designed to convey larger solids and reduce clogging risk.

Specific features by model:

• Ready 4L:
  • Floor suction plate: Designed to pump the area around the pump nearly dry.
  • Check valve: Built-in to minimize backwash, keeping water in the pump when switched off or lifted.
  • Passage: 1.5 x 15 mm
  • Sieve opening: 11×5 mm
• Ready 8S:
  • Passage: 38 mm

Dimensions and weight:

Accessories and options:

• Accessories: Floor suction sleeve, hose line, level regulator, floating pontoon.
• Options for pressure connection: Hose connection, Thread ISO G2A, Thread NPSM 2-11 ½, Storz quick coupling.
• Repair kits: Available for diffuser, impeller, and seals, including all necessary parts and instructions. A floor suction kit is also available for Ready 4L.

Disclaimer

This summary is based on extracted text and may not include all figures, footnotes, or the latest revisions from the official OEM PDF datasheet. Contractual data must always match the specific OEM PDF revision used for the project.

Official datasheet (PDF)

Lenntech datasheet mirror