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Hi guys Have to install a 3ph 15kw oven. I know to calculate the amps for single phase u divide 150000 by 230 which gives you around 63 amps but how do u calculate it for three phase, simply use 400? And then what size of cable will I need. for 63 amps I know it will b 16 but need to know the...

hi guys, iv been asked to install an alarm system in a house im rewiring, but i have no experience at all installing one. i know how 2 wire 1 as are company makes us do all wiring for alrms an data then the engineers come out and fit it out. could anyone explain the basics of what way the...

hi there i work for a nic eic company and live in northen ireland and i have been asked to do a rewire myself outside of work, but the only problem is the person needs a cert for testing. can i dowland certs of the internet that are valid just not nic eic certs and are these certs valid for...

hi there i just passed my am2 and before doing it i got a lot of help of this site so just thought i would post some things that i think would be helpfull to others. i have to say the main thing is to not rush in as, i know everyone says it but i didnt listen either and i nearly made a few...

hi there just completed my am2 yesterday. everything went well except the easiest bit safe isolation. i didnt prove the martin dale before testing the ring circuit i realised at the end of that test but was to late. it through me off, i then i left the key in the padlock when testing the motor...

hi im looking more help on the am2. was wanting to know how you test the rcd without triping it. and to you test the motor like any other light etc. also the landlord how you connect it and what exactly does it do. and how do you get your three phases to the motor.

hi i have another few questions bought the am2. in the conduit are you not allowed any couplers at all without losing points, i would say i am good at steel conduit and dont have any problems in work but i think puting two 90s and a set at fixed measurements would be awkward enough especially...

hi there im am going to be doing my am2 soon. i have seen the control circuit for the motor and i cant understand it, i have never wrked with anything like this before, so would like some advive on how it is wired. cheers