a possibility may be to add another main fuse/box from the incoming supply to the original fuse box with all the mcbs with a extra 2 metres of 25mm cable
thanks again,
HI, back again i have had another test done. in the general section the tester has writen CIRCUIT PROTECTION NOT APPROPRIATE FOR THE ACTUAL KA FAULT LEVEL AND IN A BOX ON THE PAPER WORK THERE IS IPF 6.60 KA iam told this is to high, is there a simple way of getting it down any help thanks
HI, Iam again a bit confused - In a section that is called Supply characteristics and earthing arrangements it says Prospective short circuit current 1.90ka amd the internal loop impecence ze is 0.24 And then in another section called board test is says ipf 6.60 ka + a zs of 0.24 Which ka should I b...
Hi, i have found what you mean the number in the box is 6.60 ka which i believe is 6600 the reason iam concerned - he has put it down as a cat 1 which says on the paper work as requires urgent attention how can it this be changed ? is it down to the mcbs being to high on the heater i want to get the...
hi, thanks for the reply i understand a little more, it says Circuit protection not appropriate for actual kA fault level and he has put this in the OBSERVATIONS AND RECOMMENDATIONS FOR ACTIONS TO BE TAKEN box but it is just under a general observation with no ref to a mcb but below he has pointed o...
HI, i have had a periodic inspection done and 2 things i dont know what they mean can anyone help first its says circuit protection not appropriate for actual kv fault level and also protective device over rated for circuit / cable i think the second has a 32 mcb and should have a 20 mcb but the KV ...
hi,
thanks for the reply
i have just had a look in the spur unit to see if i missed anything and it does look like it has had a bit of burning or melting,
i have desided iam going to get someone in to change it over
HI, in a room in my new home is a row of lights, and these are powered by some cable coming from a switch fuse spur, there is only 4 lights and each has a 40watt bulb,but the fuse keeps blowing in the spur, is there a way of working out which fuse is ok,iwas told i need the correct amp size, the cab...
hi, thanks all for your help it has saved me a world of problems, it looked like a loose wire in the last working light,i now have all the lights working except the one with the battery pack ( emergency ) i would like this on to come on and off when i turn the switch on and off, also to work if my p...
