New CU

May 25, 2018 22 Replies

I don't what the 'C' stands for but those breakers are definitely leaning to the right!

Doesn't that stop the cover fitting correctly or has it been 'adapted' to suit?

Explained here:

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(method C will give the optimum cooling for a cable and hence it results in the highest maximum current handling figure)

Si if you look at column C in this table:

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You should see bigger numbers than for example methods A or B.

You are supposed to hold the MCBs in place when you tighten them to prevent this happening.

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