Xylem Water Solutions UK Ltd

1. Variable Speed Drives - Pump Applications

What are VSD and how can they apply to pump and building services applications?

Looking at pump curves and system curves and how we determine pump selection.

Calculations for changes in speed and how this affects energy and power

Electrical and communication features

Regulations covering drives and things to look out for

2. Pressurisation and System filling 

What is pressurisation, description of what it is and how it applies to Building services, also what equipment we use. 

Defining Volumetric Expansion and its relevance to pressurisation and LTHW/CHW systems. 

Product selection and best practice when looking at the right products

Calculations for sizing, using BS7074 to size vessels and pressurisation units. 

3. Cold Water Pressure Boosting

Issues with mains pressure; what is a pressure booster set and why do we need it?

Energy and Efficiency, why does efficiency matter to pressure boosting

Product selection, looking at products and best practice for getting the right pump set

Calculations for sizing expansion accumulators  

Fixed Fire Sprinkler pumps EN12845

Explanation of the standards for Fixed fire sprinkler systems in buildings and industrial plant.

Hazard Classification,

Provision of water supplies,

System testing and Maintenance

Protection of life.

Waste Water pumping 

The Basics, explanation of motors, installation and impellers

Applications showing how we can apply submersible pumps to various applications for waste water

Design tools - calculating flows and head loss to help with selecting the right pump set