I was under the impression that all "motors" required local isolation... whats going to happen if the motor siezes? how are you going to stop it overheating?
in my opinion, they are safer on the lighting circuit. if there is a fault on lighting circuit, it doesnt take long to be noticed and repaired. dedicated circuit however, the first time you may know there is a fault is when alarm starts beeping to say its battery is flat. could have been days of weeks with no mains. and as for repair, 'itll get done next week'I've encountered a few mains powered smokes fed from a lighting circuit. Yes I know, not good practice.
Yes my understanding, was also that safe isolation is a requirement. Such as would be provided by switching and locking off an MCB/RCBO in the CU, or the removal of a fuse from the CU.They require safe isolation, the requirement for local isolation will depend on the installation and its use.
What you have to remember also is that in commercial and industrial situations there are now 3 grades of trained person, (used as a loose example), just because the installation is commercial for example does not mean that those restrictions imposed on domestic installations are not imposed on commercial, a large hotel complex for example will require almost the same consideration as a domestic install.Yes my understanding, was also that safe isolation is a requirement.I assume that any requirement for local isolation will be dependant on whether the installation is domestic, or used as a place of work?
Perhaps you could clarify?Not necessarily. it will depend on the use, and other issue, but, not solely on the definition of a work place.
Which can be achieved by use of the switch on a MCB/RCBO and appropriate locking off, or by the removal of the relavant fuse.Safe isolation in a domestic bathroom would be the statutory requirement as a minimum.
I dont think applies to spin,I fail to see why there needs to be a huge discussion over a fan isolator switch. Some form of independant isolation is required where the fan is fed from, or utilises the live from, a lighting circuit. Apart from safe isolation etc. and the possibility or other regs applying, surely "minimising inconvenience" is reason enough?O/P - I believe you`d need to provide a much better course of reasoning to convince ME that you don`t need to fit one - although I`m just a lowly sparx.
Spin - Why the argumentative stance? I fail to understand the reasoning for it - sorry.
If someone / anyone "can`t be bothered" (read ar5ed) to do a job properly, they should be re-training as a traffic warden! My opinion, anyway.
KME
And that reply is based on what? Which regulation number would you like to see? Which regulation number do you not approve of?KME I am not awar that I am arguing, or standing in an argumentative way.I have just asked for clarification on how Regulations intended for places of work, machinery for work purposes and management of health and safety wilst carrying out work related duties are applicable to local isolation for a domestic bathroom extractor fan.
As per my previous post, furnishing the particular Regulation Nos. will be sufficient.
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