Wilo-Rexa NORM

The Wilo‑Rexa NORM is a dry‑installed sewage pump from Wilo’s Rexa series, designed for wastewater transport in municipal and industrial applications. Unlike submersible models, the NORM is installed outside the sump, making it ideal for facilities that require easy accessibility, simplified servicing, and continuous operation.

Category: Sewage Pumps

Description

The Wilo‑Rexa NORM is a dry‑installed sewage pump designed for dependable wastewater transport in municipal and industrial applications. Installed outside the sump, it offers easy accessibility and simplified servicing compared to submersible models. Its non‑clog hydraulics ensure reliable handling of solids and fibrous materials, while corrosion‑resistant construction and an energy‑efficient motor deliver long service life with reduced operating costs. Built for continuous duty, the Rexa NORM provides robust performance in sewage transport, stormwater management, and industrial wastewater systems, making it an ideal solution for facilities that demand both operational reliability and convenient maintenance.

Dry‑installed sewage pump: Operates outside the sump for convenient access.
Non‑clog hydraulics: Handles solids and fibrous materials reliably.
Durable construction: Corrosion‑resistant materials ensure long service life.
Energy‑efficient motor: Optimized for reduced operating costs.
Easy maintenance: Dry installation allows quick servicing without entering the sump.
Continuous duty design: Built for uninterrupted operation in demanding sewage systems.
Flexible installation: Suitable for municipal and industrial wastewater setups.

Pumping of

Untreated sewage
Sewage containing faeces
Process water
Wastewater

Optimised impellers and low NPSH values facilitate smooth operation – even under partial or overload conditions.
High overall efficiency ensures low operating costs
Optimised design in the bearing bracket and additional sealing gap on the mechanical seal on the fluid side provide high reliability
Easy impeller replacement due to back pull-out design and spacer coupling as standard. This makes it possible to remove the impeller without dismantling the hydraulics from the pipeline and the motor from the baseplate
Shut “back pull out” unit: Dismantling without draining the oil in the sealing chamber.

Download the Wilo-Rexa NORM Installation Manual