On Friday, March 23, 2018 at 8:55:58 PM UTC+11, Bob Eager wrote:
On Thu, 22 Mar 2018 18:50:17 -0700, gopalansampath wrote:

On Tuesday, March 20, 2018 at 2:48:07 AM UTC+11, Graham. wrote:

Which is the best fuse to use (3A, 5A or 13A) with a 1.15kW electric
fire at a potential difference of 240v
1150/240=4.79 so theoretically a 5A fuse shoud do.
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Graham.
%Profound_observation%

May be 5A will do, as "cold" heater element resistance would be higher
than normal heating.

Surely it's the other way round.

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OOps! I stand corrected. Surely fuse rating shall be higher than % Amps.