Fault FindingCommon Reasons Your Electrics Keep Tripping
When a circuit keeps tripping, it is usually a sign that something needs checking rather than something to keep resetting. The cause might be an appliance, a damaged accessory, moisture, overloaded use, cable damage or a fault within the installation.
Key points
Quick summary
Why electrics trip
Protective devices are designed to disconnect a circuit when they detect certain fault conditions. If the same circuit keeps tripping, the safest next step is to identify the cause rather than repeatedly resetting it.
Common causes
Common causes include faulty appliances, water getting into outside electrics, damaged sockets, overloaded extension leads, worn accessories, damaged cable routes or issues picked up by older wiring.
What to check before calling
Make a note of which switch trips, what room or appliance was being used, whether it happens straight away or after a delay, and whether it changes during wet weather.
Why fault finding helps
Fault finding is a structured way to narrow down the issue. It can help confirm whether the problem is likely to be an appliance, an accessory, a circuit, outdoor equipment or another part of the installation.
Common QuestionsShould I keep resetting a tripping circuit?
If the same circuit keeps tripping, it should be checked. Repeatedly resetting it without finding the cause can hide a problem that needs attention.
What photos should I send for fault finding?
Send photos of the consumer unit, the switch that trips, any affected socket, light fitting, outside supply or appliance area, plus a short description of when it happens.
Can a faulty appliance cause tripping?
Yes. Appliances can cause tripping, but the circuit should be reviewed properly if the issue continues or if you are not sure what is causing it.
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