What is more dangerous – alternating current (AC) or direct current (DC)?
In simple terms, Eskom supplies AC current.
A solar PV installation uses DC current.
DC current flows in one direction only, and AC current is bi-directional.
Both are dangerous.
This, says Anthony Schewitz, ECA Highveld Regional Director, is why the Electrical Installation Regulations in the Occupational Health and Safety Act (OHSA) are quite clear on who may work on electrical installations.
The AC vs DC debate goes way back to Edison and Tesla’s time, and it makes for some fascinating reading for anyone wanting to know the facts, says Anthony.
Read the article here
