Do you know what your RCD (residual current device) is? What is RCD testing? Why is it important for your home or business? How to test it? What to do if an RCD is not tripped? If not, read on for information on how to test and maintain it. Your Recidual Current Device is the backup power supply unit in your home or office. It’s responsible for providing power in the event of an emergency and can help keep you and your loved ones safe. If you think something may be wrong with your Recidual Current Device, now is the

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