3 ms·
Possibly, GFI mechanisms are good, but they're not as good as a true ground since they take time to activate and require a minimum current draw to trigger (you
by Bjartr 7y ago
Possibly, GFI mechanisms are good, but they're not as good as a true ground since they take time to activate and require a minimum current draw to trigger (you can still be injured or killed below that current draw)