Call a professional if you’re not sure how to address this issue. First we must understand how an RCD works. Why are RCD’s so important? Lighting, Light Fixtures, Ceiling and Exhaust Fans - Lights keep tripping out - My lights keep blowing the trip circuit ????? Discussion in 'Electricians' Talk' started by Jim122, May 30, 2016. If the breaker keeps tripping multiple times, it probably means that there is a problem with the wattage or load, which only gets worse as the wiring itself sustains damage. The overload switch tripped on the RCD. An electrical circuit breaker is a switching device that can be operated automatically or manually for controlling and protecting the electrical power system, and the electrical devices connected to it. My RCD Keeps Tripping. Replacing faulty fixtures will require working with potentially dangerous electrical systems. I have had a new RCD board fitted along with new fittings on all electrical outlets (light fittings, sockets, fuse spares etc) prior to moving in. Everything was running fine until last Wednesday night around 1am. The Electrician’s Point of View. I have several MR16 2 pin style light bulbs in my kitchen - The other day the trip switch for the light bulbs tripped when turning these bulbs on - I went and flipped the trip switch and tried again to the same result. This happened three times, the same number of times as the number of MR16 lights. Lights The RCD (earth leakage device) keeps on tripping. My bathroom lights keep tripping the rcd when I switch them on, not just the one circuit, but half the board! Faulty Light Fixtures . The circuit breaker trips when too much electricity flows through it or when it cannot handle the excess current load. Jim122 New Member. Old fixture wiring can deteriorate and cause grounds, shorts, and ultimately tripped breakers. I had no power to sockets/fuse spares. Fluorescent light tripping RCD. In a vast number of homes nowadays are devices called RCD’s, you may have one or more in your consumer unit ,a special RCD socket or a plug in adapter which you use with your lawn mower etc. no lights are on the circuit will pop after 10Mins or upto 10Hrs. 4 Reasons Why Your RCD Keeps Tripping. About 6 months ago I installed a light outside my kitchen door. I moved in to the property a month ago. Damaged light fixtures are a common source of overloaded breakers. The first thing is to find out when it tripped, in other words, did they turn anything on and that was when it tripped? There are 5 led gu10 bulbs on the circuit, plus an extractor fan wired into the switched live and main live (for the timer). This is a fairly common thing to happen, yet can keep you searching for hours, especially if it is an intermittent fault. 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