When undertaking an EICR on a distribution board loaded with RCDs at first glance how do you know if the RCD is providing fault, additional or fire protection or all of the aforementioned, and consequently which disconnection time test to apply?
how do you know if the RCD is providing fault, additional or fire protection or all of the aforementioned, and consequently which disconnection time test to apply?
Probably look at it the other way around - consider the installation served first and see what requirements it would have - then see whether the RCDs meet those.
(That's presuming you don't have the original design documentation available....? )
how do you know if the RCD is providing fault, additional or fire protection or all of the aforementioned, and consequently which disconnection time test to apply?
Probably look at it the other way around - consider the installation served first and see what requirements it would have - then see whether the RCDs meet those.
(That's presuming you don't have the original design documentation available....? )
