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I agree totally with you Paul - it's a regulation for the sake of regulation in my humble book. But yes, if the fuse carrier is held in place with a torx, or tri-lobe, it should comply. Generally, I think they're still considered "special" tools, though you can get either off the shelf at...

Hi Yes - BS5839-1:2002+A2:2008, Section 2, reg 25.2, clause g. Every isolator, switch and protective device that is capable of disconnecting the mains supply to the fire alarm system should be situated in a position inaccessible to unauthorized persons or be protected against unauthorized...

Know this is an older post - but yes, cable must be fire rated. FP200 can be surface clipped externally, with metal P clips. As it is an open area, it should be enhanced, to avoid issues with the cable being run outside the protected area. The same would apply when interlinking fire panels...

Sorry, no. Doesn't comply. It has to be lockable if there is a risk of tampering. Probably poor choice of words on my part earlier. Cheers. Bill.

There should be a visible means of identification of the location of a fire as close to any entrance likely to be used by fire fighting teams. In practice, this is usually the main entrance. As others have said, if you want to tuck the main control panel away, fit a repeater in the entrance...

The regs quoted are right - but there is also a requirement to ensure that the FCU cannot be disconnected accidentally. This can be done in two ways - either by fitting the FCU in an enclosure with a lock, or by fitting a lockable FCU such as made by MK. All FCU's must be double pole too.

With respect, there seems to be somewhat of a confusion going on here. (1) The grade of the installation is not the same as the category. (2) Grade C systems do NOT need to comply with Bs5839-1, rather a Grade C needn't comply with any particular requirement beyond the requirements of BS5839-6...