Related Articles

• Pump replacement offers chance to benefit from variable-speed operation  

  The most important question to ask when a pump needs to be replaced is is there an opportunity to replace with a variable-speed option that will work only as hard as its needs to — according to Grundfos — and giving the potential to save up to 80% of the energy that would be required by a fixed-speed counterpart.

• Wilo steps up service capability in the UK  

  In response to its growth of business in the UK and globally, pump manufacturer Wilo has stepped up its service capability and now offers a comprehensive response for al UK customers. The smooth transition from pump manufacturer to system solutions provider includes a full package of training, commissioning, repair, maintenance and spares provision.

• Grundfos GO brings control on the move  

  The Grundfos GO app can be used on smartphones such as Android and iPhones to provide comprehensive control of pumps. This app provides intuitive assistance and unlimited access to online tools. It also saves time in terms of accessing reports and collecting data.

• Demystifying EU legislation on pump efficiency 

  EU legislation covering the efficiency of pumps is gathering momentum, with more-stringent requirements scheduled for the future. Gary Wilde of Xylem Water Solutions UK explains how the legislation works and what installers can do to become compliant in time for the implementation of the new directive.

• New pumps for old  

  A mere 47 years since it was installed in 1964, this Grundfos circulating pump has finally been replaced — or, rather, retired to be replaced by an energy-efficient Grundfos Alpha2 model. The old pump, a VP3501, was one of the first circulators to incorporate stepless regulation and was installed in a new house in Viborg, Denmark.