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Introduction to Current Transformers

Current transformers (CTs) are used to convert high level currents to a smaller more reasonable level for use as inputs to protection relays and metering equipment. Within electrical systems, current transformers are essential to ensure the correct functioning and control of equipment and for providing operational data......Read More..

By Steven McFadyen on Friday, February 8, 2013

What happened to the cable notes?

If you are wondering what happened to our cable notes, the short answer is that we have moved them to myCableEngineering.com. The "Knowledge Base" at myCableEgineering.com have tonnes of useful technical information on power cables. By adding our myElectrical cable notes, this resource, it is now even better....Read More..

By Steven McFadyen on Saturday, August 5, 2017

Cable Sizing Software

When sizing cables nearly, everyone uses some form of software. This ranges from homespun spreadsheets to complex network analyses software. Each has its advantages and disadvantages....Read More..

By Steven McFadyen on Friday, October 21, 2016

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Davina Seto answered the question CT magnetization Current effect on REF Relay Protection

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