Details

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Pumps of the WANGEN KL-RS series are hopper silo pumps for conveying and dosing dewatered sewage sludge with a high-solids content (DS) of 15% to 45%. These features make silo discharge pumps of the type KL-RS an indispensable core aggregate in modern sewage treatment plants.

WANGEN PUMPEN's quality promise: Extremely robust and reliable pumps, designed for extra long lifepan.

SPECIFICATION

 

Benefits and Characteristics

• excellent price/performance ratio
• low Life Cycle Costs
• large viscosity range
• good pumping performance even with abrasive and fibrous materials in the media
• high operational reliability
• high pressure performance
• long service life
• configuration and length according to the customer's wishes
• modular design for high flexibility and short downtimes for maintenance and repairs
• almost pulsation-free conveyance
• low servicing costs
• optimum service life even with difficult media
• various hopper sizes available
• robust bearing pedestal with close-coupled drive and self-centering of the drive shaft (optionally with bare shaft)
• insensitive to foreign matter
• maintenance-friendly
• modular design for short downtimes
• direct flange-fitting of the pump to the bottom of the silo
• double, maintenance-free shaft seal
• rotor/stator quick-change facility
• slide valves at the end of the hopper tunnel enable inspection and monitoring work to be carried out without having to dismantle the pump
• split frame design for installation in confined conditions
• shut-off slide valves enable changes of rotor/stator when the silo is full

Fields of Application

The WANGEN KL-RS hopper silo pump series processes media with a wide range of viscosities and delivers a good flow rate, even with media containing abrasive and fibrous additives.

• dosing
• to dryers

Suitable for the following media

• inorganic slurry
• ferrite slurry
• sewage sludge
• refinery sludge
• dewatered sewage sludge up to 45 % dry substance
• organic sludge

Technology/Details

• driven by helical geared motor
• fully developed, robust universal joint with pre-feeding screw
• service-proven sealing systems
• robust bearing pedestal for high force transduction
• stator with s-cone inlet for optimum filling of the pumping chamber
• various geometries and pump sizes
• fully developed, robust universal joint
• flexible drive selection
• Feeding screw equipped with bridge breaker
• available seal types: Stuffing box, mechanical seal, LWD mechanical face seal, lip seals, with and without rinsing or buffer fluid

Output	0 - 150 m³/h (at 25 - 100 rpm)
Dry substance Content	max. 45%
Free ball passage	up to 150 mm