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Power-Star first installed an online meter at NAPK in 2013. The information was used to measure energy consumption in order to lower costs. Shortly after a Power Factor opportunity was noticed and corrected. The idea to install solar panels was realized after several months of data collection by the online meter. Using specialized software we were able[...]

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How do electricity tariffs work? Electricity tariffs are typically made up of three main components, each of which can be broken down into sub-categories. In general electricity tariffs are published by supply authorities and various different tariff structures can be used to try and encourage certain types of behaviours. Consumption charges A key part of[...]

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Power-Star meters have been installed and in use at the Vineyard Hotel for over four years. As the hotel has a clear vision for energy efficiency and strives to be environmentally conscious (of which more can be read here), accurate utility measurement allows the Vineyard Hotel to monitor not only their consumption but ways in which[…]

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Power-Star ran an energy management program at the prestigious One and Only Hotel in Cape Town over a period of three months in 2011. Using comprehensive measurement installations we were able to determine several areas of opportunity for savings. The opportunities were brought to the attention of the Maintenance manager, who suggested an intensive structured[…]

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Power-Star approached Sanlam in 2012 with an energy management proposal outlining a process which would allow ambitious electricity saving targets. The idea was to use money saved from behavioural change to fund capital projects to reach the set targets by 2015. The method followed included Power-Star actively reporting on energy metrics, chairing monthly energy forum[…]

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Table mountain is one of the top six tourist attractions around Cape Town. The mountain is truly iconic and is known worldwide. The cable car trip that travels up and down the mountain should at least be done once in one’s life time. The mountain is a world-renowned heritage site with lots of indigenous vegetation. Preserving the[…]

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It is important to verify the bill you receive from your local council. Here we explain how to do bill verification using the Power-Star software. Typically, we expect the Power-Star readings to be within an acceptable range of the Council readings. If not, after verifying the Power-Star readings one of two cases can occur: The council is over-billing – the Power-Star data[…]

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