Water & Wastewater Treatment Magazine
Issue link: https://fhpublishing.uberflip.com/i/983816
www.wwtonline.co.uk | JUNE 2018 | 39 Xylem Flygt 4220 mixer Xylem has launched a com- pact submersible wastewa- ter mixer featuring easily adaptable output capabilities and delivering energy sav- ings of around 50 per cent. Xylem's new Flygt 4220 mixer enhances the resilience and sustainability of wastewater treatment plants, enabling operators to easily manage changing mixing conditions by adjusting the mixer output. As the Flygt 4220 can be controlled to deliver only the output required, a plant's energy consumption can be signifi cantly reduced. The mixer is based on Xylem's Flygt Dirigo platform of inte- grated power electronics. OTHER TOP PICKS Next month: safety equipment THE DETAILS Selwood S160 Eco ● Solids-handling pump ● Delivers increased performance and near-silent operation ● Environmentally-friendly engine designed to meet stringent EU stage IIIB emissions regulations ● Utilises Selprime technology for fast, environmentally-friendly priming What it is: The S160Eco was developed by Selwood to complement its S range of solids-handling pumps. Driven by an Isuzu diesel engine, the six-inch S160Eco is off ered as an upgrade over Selwood's current S150 model, off ering a 28.5 per cent increase in pressure, resulting in an extra 5m head. It is suitable for a full range of sewage, sewer bypass, overpumping, water and wastewater applications. What's good about it: It is designed to handle large solids including raw sewage and fi brous solids without blocking, and Selwood says it is the quietest pump on the market as tested against EU directive 2000/14/EC. The emissions compliance ensures the S160Eco can be used in inner cities where the most stringent regulations apply. What they say: Selwood CEO Chris Garrett says: "Customers in the water and wastewater sector are increasingly seeking to reduce emissions, and ever more stringent regulations make it paramount that Selwood remains at the forefront of environmentally- friendly technology. It is also important to us that customers achieve this without sacrifi cing performance." The Knowledge Pumps and mixers Sykes Pumps GP80 Eco Pump hire specialist Sykes Pumps has added the GP80 eco to its eco range of diesel pumps, providing a solution for construction and civil engi- neering sites as well as utilities, local authorities, industrial, marine, quarries and leisure. Featuring a silenced engine off ering tier 4 compliance for discreet deployment in residential and noise-sensitive areas, the 3" diesel pump has an integral 35-litre fuel tank that enables continuous op- eration for 24 hours. Capable of heads of up to 24m and a maximum fl ow rate of 36 litres/second, the new pump provides a solids handling capability of 40mm. KSB Sewatec In response to the worldwide increase in extra-large waste- water projects, Germany's KSB SE & Co. KGaA has signifi cantly extended its range of large dry-installed waste water pumps. The pump manufacturer has developed an extra 15 sizes to add to its Sewatec pump series. The maximum fl ow rate of the largest version will be up to 33, 000 m³/h with a drive rating exceeding one megawatt. The Sewatec type series comprises horizontally or vertically installed, single- stage volute casing pumps in back pull-out design. Depending on the fl uid han- dled they can be fi tted with a variety of impeller types. PRODUCT OF THE MONTH