Re: EIB versus CBUS

[Mal Lansell <mal@xxxxxxxxxxx>]

Is there any kind of current-limiting device (faster than a fuse) that
could be put in series with the bulb, to stop this kind of damage?



Neil Ball wrote:
>
> Will not help, the problem is that if the filament manages to create a
> short
> circuit as it blows then it pulls a massive current for a very brief
time,
> the MCB or RCBO might blow but it still is not fast enough to protect
the
> triac. You can get internally fused lamps (most of the named
manufacturers
> only sell these, eg Phillips, Osram etc) which can give some
additional
> protection but it is no guarantee. The cheap unbranded lamps are most
> certainly not internally fused so likely to be the most likely to kill
you
> triac-based dimmers.
>
> Neil B.
>
> _____
>
> From: ukha_d@xxxxxxx <mailto:ukha_d%40yahoogroups.com>
> [mailto:ukha_d@xxxxxxx <mailto:ukha_d%40yahoogroups.com>]
On
> Behalf Of
> Gareth Cook
> Sent: 06 October 2007 23:11
> To: ukha_d@xxxxxxx <mailto:ukha_d%40yahoogroups.com>
> Subject: Fw: [ukha_d] EIB versus CBUS
>
> hold me...im scared :-)
>
> perhaps i should change all my mcb's for rcbo's !
>
> Gareth Cook
> IT Architect / Project Manager, SWG Sales Europe
> Office: +44 (0)1784 445166 - Mobile: +44 (0)7980 445166
> email: g@xxxxxxx <mailto:g%40uk.ibm.com> <mailto:g%40uk.ibm.com>
>
> [Non-text portions of this message have been removed]
>
>