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Residual Current Devices

Residual Current Devices

The aim of this paper is to present a basic introduction to the operation of the residual current devices (RCDs). These are protection elements often used in electrical industrial installations. The paper intends to explain, in a very simple manner, the following aspects related to the residual current devices: Constituting elements and operation principles, Basic specifications, Characteristic curves, Types of RCDs and Applications.... Show More


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