 Re: Changes in the 17th edition....
411.4.5
where compliance with this regulation by an rcd the disconnection times
in accordance with table 41.1 relate to prospective residual fault currents
higher than the rated residual operating current of the rcd
(typically 2 IAn)
just got my head round this checked my meter was capable of 2x rcd
test thought thats what meant
this has now been amended and removed iet site has the list of amendments
bought the book passed the exam and i am out of date already |