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Old 5th October 2007, 10:20   #71 (permalink)
Sam Kapasi
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Quote:
Originally Posted by Gill View Post
Sorry for Hijacking the thread:-
How can one calculate the fuse ratings for a particular amout of loadpower cable will carry?.
Simple. Take the power rating of each amplifier. Say you have 2 amplifiers of 200W each. Total 400W
Now P=voltageXcurrent.

400 = 12 X ?
? = 400/12 = 33.33 A

Add a little to that for good measure and you can use a 50A fuse normally OR a 40A fuse if you want to be extra safe.

I hope that was simple.
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