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we have been marking the conductores L1 L2 L3 N just thought it was a intresting subject .The trust wants us to mark the blue N conductor black

installing new emg. lights in a hospitil. was built 1999-2003 all circuits are wired as per phase colour (red yellow blue black) now we are connecting on to local circuits using new colours (brown gray black blue ) so when it comes to the blue phase and we connect in we have blue feed and blue...

last lot i brought in 15/12/10 dry bright copper wire product-C1 weight-24kg

Has anybody worked for this agency got a text from them 4 months work new Vesta site on the island. Been hearing not to many good things about them.Anybody know anything?

faults range from over-rated circuits (fuse protection) to earth faults ,no earths at outlets where metal conduit is used as the earth and plastic is used for drops. open fuse boards no barriers stright on to the c/bs some old type wylex. typical factory installation by maintenance sparksunder...

subing in a factory making turbo wheels via high frequency induction.electricity board have been in and done a PIR question, how long have the company got to sort out the code 1, code 2. inspection was aprox two weeks ago thanks

are you sure they are switched on the neutral and not going through a joint box?

bulbs grow;lamps glow

sounds like a tt system and you have no earth

powering speed controler for a motor turning a conveyer

hello new to this posting two questions can you run a/c d/c in the same trunking? cables are rated.what connections would you use for d/c 120v the factory i am working in use 16a 5pin 3phase plug and socket thank you