An RCD is a significant safety element in modern electrical systems, cutting off power if it detects an unwanted leakage current. When the current becomes unbalanced, it switches off the power, protecting you from electrical shock and fire. Even though tripping an RCD is a good thing for safety, it can also be really frustrating and annoying. We specialize in RCD fault finding, ensuring your electrical systems remain safe and operational at London Fault Finding Experts. This blog summarizes the key causes of RCD tripping, how to establish what is causing the problem and the importance of professional assistance.