There are a number of factors to take into account. ie. SANS 10142-1 , The Occupational Health and Safety Act , AND Manufacturer's specifications.
Most people forget about the last 2 mentioned above.
All conduit through boxes, whether they are end boxes ( one way ), 2 way, 3 way or 4 way are not connection boxes or terminal boxes. They are draw boxes or inspection boxes much the same as inspection elbows, inspection tee pieces etc. ( Manufacturer's specs )
Don't feel alone, brother, I've been an electrical contractor for 45 years and only became aware of this about 2 years ago.
Peace out .. Derek
I find this picture interesting then...
To make a mistake is human, to learn from that mistake is knowledge and knowledge is strength.
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