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what sort of service protective device is this?

Former Community Member
Former Community Member
hi went to look at a job and the main fuse is one I didn't recognise and couldn't find one like it online can anyone tell me the code for it?62db4c3504b194a9635f56c32652f402-huge-img_1511.jpg
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    I guess the main issue is verifying that the fuse is <=100A. Without knowing that the cutout is of a type which only accommodates <=100A fuses, you're into speculation territory - which has implications for things like the max rating of CUs and their isolator switches and SPDs etc.
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    I guess the main issue is verifying that the fuse is <=100A. Without knowing that the cutout is of a type which only accommodates <=100A fuses, you're into speculation territory - which has implications for things like the max rating of CUs and their isolator switches and SPDs etc.
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