I totally agree. I emailed John Twist last year posing the question as to
what to replace the UK 35 amp fuses with if none were available. His
reply....20 amp.
Mike
'79B
----- Original Message -----
From: "Bob D." <bobmgtd@insightbb.com>
To: <mgs@autox.team.net>
Sent: Monday, January 06, 2003 6:00 PM
Subject: Re: Stupid fuse question
> The current rating of a fuse is rather complex, involving time and
current.
> Manufacturers spec their product with a maximum "sustain" current and a
> minimum "blow" current for a given time interval. The "sustain" current
and
> "blow" current are usually plotted on a graph vs time. The result is a
> no-mans area on the graph were the fuse may, or may not, blow. The "blow"
> current is usually twice the value of the "sustain" current. American
fuses
> are rated by their long term "sustain" current. Evidently, the Brits rate
> their fuses closer to the "blow" point. I have seen British to American
fuse
> conversion factors ranging from .5 to .7, so .6 might be a be a good value
> to use. I.E. 35 amp British equals 20 amp American. This Triumph web page
> http://www.triumphspitfire.com/Fuses.html has a nice fuse conversion
chart.
>
> Bob Donahue (Still stuck in the '50s)
> Email - bobmgtd@insightbb.com
> 52 MGTD - NEMGTR #11470
> 71 MGB - NAMGBR #7-3336
>
> ----- Original Message -----
> From: "joseph cianciotti" <jmc987@earthlink.net>
> To: "mg mailing list" <mgs@autox.team.net>
> Sent: Monday, January 06, 2003 11:14 AM
> Subject: Stupid fuse question
>
>
> > A 35 amp fuse is a 35 amp fuse, right? I hope so. I took my burnt-out
35
> > amp fuse (with a thin wire filament) to the local parts store and bought
> new
> > ones (with a flat wide filament that narrows in the center). Are these
the
> > same things? Other than the new fuses being about a 16th of an inch
> longer,
> > the guy behind the counter says they're the same thing. Are they?
> >
> > Thanks in advance,
> >
> > Joseph
> > 67 MGB Roadster
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