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Emergency Light Test Switch.

Is it o.k. to use a non switched fused connection unit as an emergency light test switch? If not why not?


Z.
Parents
  • Zoomup:

    The fused connection unit fuse will only be removed once a year for emergency light battery testing. Short duration monthly tests can be carried out by turning off the local lighting circuit R.C.B.O. My installation is not a place of entertainment or similar.


    Z.




    Note 5 to table 537.4 cautions against the use of circuit breakers and RCDs for 'frequent' load switching unless supported by manufacturer's instructions. If monthly counts as 'frequent' or not would be a matter of judgement as it is not a defined term.


    Jason.


Reply
  • Zoomup:

    The fused connection unit fuse will only be removed once a year for emergency light battery testing. Short duration monthly tests can be carried out by turning off the local lighting circuit R.C.B.O. My installation is not a place of entertainment or similar.


    Z.




    Note 5 to table 537.4 cautions against the use of circuit breakers and RCDs for 'frequent' load switching unless supported by manufacturer's instructions. If monthly counts as 'frequent' or not would be a matter of judgement as it is not a defined term.


    Jason.


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