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What is BS number, short circuit capacity and maximum Zs values on an installation which has SFH3040 circuit breakers?
The BS Number is BSEN60947-2 and breaking capacity is 65kA.
Attached file includes maximum ZS values, but In order to comply with BS7671 Amendment 3: 2015, the figure in the attachment should be multiplied by Cmin of .95

Schneider Electric UK

Attachment(s)
Trip curve Zs SF,K,L,M,N,P.pdf [26.1 KB]
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