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Hello everyone. I need some advice. I am wiring a shed (more like a room then a shed). I am wiring it in 6mm swa clipEd direct outdoor.  The distance between the C.U is approx. 30m. I am protecting the cable with a 40A , 30ms disconection RCBO in the C.U. At the other end of the cable, the...

Hello everyone.   Regulation 612.11 (PFC) state that PSCC and PEFC could be acquired by direct measurement (at the origin of installation and other relevant points) ;  calculated (V/Ze) and...." by other methods".   That the "other methods" are?    The Generic Schedule of test Results...

Hi there. I am a trainee electrician looking for some work experience. I am off work for 1 week (holiday) staring 17th November. I am based in Harlow and I am wiling to travel around if any opportunities.... I have got PPE, basic tools, and lot's of enthusiasm and willingness to work and...

hello there. quick question... to counteract the stroboscopic effect created by fluorescent tubes on moving machineries is good procedures to put the lighting circuits on different phases or to have a different source of light (tungsten filament lamp on a lathe) nearby. the question is: if i...

hi there. i know it sounds silly, but could anyone tell me where to get a list with all electrical wiring accessories and their use. I am more interested in faceplates, switches, all types of backboxes, glands, lightind accessories, etc. Our storeman from college expect us to know the correct...

Hi everyone My name is Alex I am 32 years old and I am new to this website/forum and to the industry as well. At the moment I am studying NVQ L3 (C&G) 2357 at hertford regional college. I decided to become a "spark" about a year ago when I enrolled in the college.I have also a Level 3 in...

hello there. I am just about to finish my second assesment and i am stuck on a few questions. I think I know the answer but not sure. So...the questions are: 1) The proposed design of the installation includes the following protective devices: BS EN 60898 type d mcb for the MIG welder (rated...

hi to everyone. i got a question regarding cable calc. I am just about to finish my first year at college and i've got my last assignment to complete.I am running 4 multi core cables on a perforated tray from CU to the workshop throughout the ceiling for 3 phase equipment. from the ceiling to...