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J

james1

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hello i am changing a distribution board in a flat. the pfc is 6.3 ka can i get away with type b 6ka mcbs have them all ready or would i have to use type c 10 ka mcbs
thanks
 
T

tony.towa

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  • #2
The 6kA breakers are not capable of withstanding the prospective fault current so you need to use the 10kA breakers.
 
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