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Reuben Rowntree's Blog – April 2011 Archive (1)

Brewtroller Build Part Three - Electric Heating Elements

I decided to go for 3kW elements, it seems that would be about the biggest I could go for without requiring new switches and fuses in my house. My circuit breaker is rated to 20A, and as a good rule of thumb I'm going to try and keep this below 15A. Basically, the bigger the element, the quicker I can heat the water to start the mash and get the boil rolling.

 

The Maths:

20A x 230V = 4600W (max)

15A x 230V = 3450W (my target)

 

Therefore: 3000W/230V…

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Added by Reuben Rowntree on April 14, 2011 at 8:30am — 7 Comments

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