THE NEW G5-5 recommendations on harmonic disturbance are a significant change to the previous G5-4. System integrators and end users must take note to ensure compliance and variable speed drive manufacturers will also need to assist by making their product data available. Wayne Turtillexplains the impact of G5-5

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As the use of premium efficiency (IE3) motors has increased, due in part to strengthened regulation, the question of maintaining motor efficiency after a rewind process has reappeared. Karl Metcalfe looks at the latest report and the procedures that were used to support these findings

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OPERATING EQUIPMENT in potentially explosive atmospheres comes with a certain amount of responsibility, not least to use correctly designed components that have the features necessary for the environment. When maintenance and repairs are required, it is important that operators understand what is expected of them to ensure continued safety and reliability. Karl Metcalfe, Technical Support for the AEMT, looks at the knowledge and responsibilities that are expected when it comes to managing electric motors in zoned areas.

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Heard of the hover fly? Adorned with black and yellow stripes, these creatures take advantage of the wasp’s fearsome reputation by using mimicry to repel predators. Deception in nature is fascinating, but in the industrial equipment world, false imitation can be problematic. Here, Nigel Smith, managing director of Shibaura Machine robot distributor, TM Robotics, explains why counterfeit industrial equipment could present a ticking time bomb for manufacturers.

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Variable speed drives (VSDs) are renowned for being reliable and robust devices. If properly and regularly maintained there is no reason why a VSD will not function for 20+ years. Yet the replacement VSD market is growing at some 40% per annum. Andy Preston, UK Drives Product Manager, ABB, suggests a reason

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There are many factors to consider when choosing a variable speed drive and low voltage motor. Here, ABB's Dan Welch provides answers to some frequently asked questions

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A joint research project conducted at the University of Nottingham found that energy efficient motors remained within ±0.5% of their original efficiency after being repaired by a good service centre. This is within the specification tolerances of the label and efficiency banding. Tim Marks of the Association of Electrical and Mechanical Trades (AEMT) reviews the project and its findings.

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Marchwood Power Station, a combined cycle gas turbine (CCGT) site has operated efficiently since its commercial operations began in December 2009. When its three main water cooling pump systems started having reliability issues, Siemens provided a solution

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2017 is set to be the year that the fourth industrial revolution comes of age. So what is it and how is it going to transform industry? ABB’s Stuart Melling shares an insight into what to expect with a warning to handle the new data with care.

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Looking to save energy within its factory chilled water system, Codd Mushrooms in Tullow, Co. Carlow turned to Mitsubishi Electric and its systems integrator partner MPAC for a solution. The resulting PLC-based control system using Mitsubishi Electric variable speed drives to control the various pumps and systems, has the potential to deliver up to €40,000 per year in savings, depending on seasonal variations

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One of the many potential causes of motor failure is an electrical fault. Michael Herring, channel and platform development manager, electric motor condition monitoring at SKF, explains how these can be detected and corrected through a proper testing and maintenance regime

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Kevin Brown, director of ABB authorised value provider, Quantum Controls, offers a simple guide to determining whether or not to repair or replace an electric motor

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Drives have been a key technology for industrial engineers for many years. However, Matt Handley of Mitsubishi Electric, thinks they can be underappreciated. Here he highlights just a few of the interesting facts about them

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Standard induction motors use about 30% of all the electricity generated in the world. Armed with that statistic, it is not hard to realise why increasing efficiency is a crucial R&D strategy among manufacturers. Sebastião L. Nau and Daniel Schmitz of WEG consider what can be done

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Modern variable-speed drives (VSD) can readily incorporate safety functions, ensuring that machines and applications are always operated safely, as ABB explains

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As the world economy starts to recover, industry is investigating and implementing methods and technology to ensure long-term profitability and reliability. Here, John Inskip of Siemens Industry looks at how completely integrated drive trains can provide a solution for industrial plants

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An electric motor is a key piece of equipment in modern manufacturing processes and, with businesses under pressure to reduce costs and increase productivity, the emphasis on care and maintenance of such equipment is rising. Part of that maintenance involves choosing the right grease, explains Umut Urkun, industrial marketing advisor – EAME – ExxonMobil Lubricants & Petroleum Specialties

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With continued uncertainty surrounding energy prices and increasing demand for resources globally, manufacturers are under huge pressure to reduce energy usage or face the consequences of spiralling costs. John Guthrie, energy manager for drives & controls, ABB Ltd., explains how businesses can manage rising costs through adopting variable-speed drive technology

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Richard Hale, managing director of Deritend Industries, explains how a more holistic approach to the maintenance of electrical and mechanical equipment can deliver tangible benefits to the bottom line.

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Are you getting the best from your drives? Replacing them with more modern products that offer better efficiency and more capable software could transform your process and save even more energy, as Neil Ritchie, local business unit manager, drives & controls, ABB explains explains

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Thrust ball bearings are divided into single and double direction types.

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Available as Single or Double row, Matched Pair and Four Point Contact.

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Needle roller bearings are an economical alternative for applications requiring minimal space to carry a given load at a desired speed.

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Available as Single, Double or Four Row.

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JTEKT offers a vast range of bearings for the automotive industry including various types of tapered roller bearings.

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JTEKT manufactures a large range of deep groove ball bearings.

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Ball bearing units consists of pre-lubricated sealed ball bearings and a housing which varies in shape.

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The Ceramic and EXSEV Bearings are designed for applications operating in extreme special environments where conventional bearings are not suitable for.

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These types of bearings are self-aligning and feature a large load rating capacity.

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Available as single or double row, in metric and inch sizes, they can be produced as either TDO (one double cup and two single row cones) and TDI (one double cone and two single row cups).

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