i had to do a pir on a care home and within 10 min of getting on site i was on the phone getting a danger notice to the Faciliies company.
here is part of the list any comment will be interesting.
1 TT system no main earth or rod.
2 No RCD protection on system.
3 No main earth bond to water pipe
4 All circuits have high Zs Value exeeding tabulated as Ze >100Mohms.
5 Undersized sub main to DB3 16mm T&E from 63a BS88-2 HRC
6 Sockets for washing machines and tumble dryers located under Sink.
7 16mm double insulated to D.B 1,2 direct from Main supply protective device.
8 Fire alarm direct form incoming side of main isolator.
9 supply to db3 fed through unearthed disused water pipe.
before anyone says i have code 1nd all the above
I would have loved to isolate the whole place but its a residential home for Special needs and i couldnt.
here is part of the list any comment will be interesting.
1 TT system no main earth or rod.
2 No RCD protection on system.
3 No main earth bond to water pipe
4 All circuits have high Zs Value exeeding tabulated as Ze >100Mohms.
5 Undersized sub main to DB3 16mm T&E from 63a BS88-2 HRC
6 Sockets for washing machines and tumble dryers located under Sink.
7 16mm double insulated to D.B 1,2 direct from Main supply protective device.
8 Fire alarm direct form incoming side of main isolator.
9 supply to db3 fed through unearthed disused water pipe.
before anyone says i have code 1nd all the above
I would have loved to isolate the whole place but its a residential home for Special needs and i couldnt.