[Spridgets] Fuses

GUY DAY grday at btinternet.com
Thu Feb 14 08:45:16 MST 2013


John,
Yes and yes.

Peter has mentioned the genuine Lucas fuses have a piece of paper in them, 
this is often seen browned or burnt in a line where the fuse wire has been 
touching it.

Guy R Day

----- Original Message ----- 
From: "John Farley" <jmfarley61 at gmail.com>
To: "Mailing List Spridgets" <spridgets at autox.team.net>
Sent: Thursday, February 14, 2013 3:24 PM
Subject: [Spridgets] Fuses


> Somebody just told me that he ran across information that UK (Lucas) and
> USA (BUSS) fuses are *not* interchangeable.This is because they use
> different rating methods.  The UK, Lucas fuses are rated for the surge
> (peak) current that will cause the fuse to blow NOW.  The USA, BUSS fuses
> are rated for the current they carry continuously.  This info. went on to
> say that you should never install BUSS AGC 35 amp fuses to replace Lucas 
> 35
> amp fuses in vintage Britcars because the wiring will melt before the fuse
> blows.
>
> It said that the UK (Lucas) 35 amp fuses are actually rated at 17 amps
> "continuous" / 35 amps "surge".  If you substitute a USA (BUSS) fuse, one
> that is rated 17 amps, is roughly equivalent.  You should also only use
> BUSS AGC fuses that have a 32V rating (not 250V).
>
> Has anybody else heard about this?  It it accurate?
>
> Thanks,  John
> ------------------------
>
> spridgets at autox.team.net
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