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Hi i want to get a shower installed in my flat. There is space in my Consumer Unit which has an RCD. The RCD in the CU is rated at 63A and i already have on it a 40A cooker, and 2 x 32A socket circuits. Will installing a shower be two much? Thanks

Evening, i am installing 3 x 2100w hand dryers on one circuit. Each dryer will be fused with a 13a FCU. As each unit is individually fused can i use 2.5mm on a 16a breaker. Or do i need to run the whole circuit in 4mm? Thanks

Hi, can someone clarify how to wire maintained emergency lights please. Setup is a bar which needs 12 maintained emergency lights which also includes two permanently illuminated exit signs. Thanks

Hi, i have justed moved into a new property and the timer for the central heating is not working. The timer is a Switchmaster SM300. The setup is mains power into the timer L, N and Earth, then one cable to the boiler and one cable to a thermostat in another room. The timer has power, but the...

Hi I have changed 2 transformers that feed 5 downlighters each on the same circuit. The first 5 work fine, but the second 5 are fine when turned on but then after about 30 mins start to go dull and gently flicker. After about 5 minutes of this they go back working fine for about another 30...

Hi, i have installed a PIR sensor for a hotel entrance, so that it rings a bell when someone triggers the sensor. I have wired as follows: from consumer unit to PIR - neutral, live and earth - then from PIR neutral and L1 to Bell Transformer - then from transformer to bell. When powered...