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Teardown of a medium voltage fuse (7200 V / 200 A) - Kaizer Power Electronics
I got my hands of a old NEBB (Norsk Elektriske Brown Boveri) medium voltage fuse, rated for 7200 V, 200 A and 350 MVA. My best guess from the company name is that it originates from before 1988 where NEBB was merged with ASEA into ABB. Medium voltage fuses are used at the secondary side of distribution transform ...