4 ms·
Afaik DC or AC can cause similar arc flashes. Typically you do need high voltages to bridge larger gaps.
by andruby 4y ago
Afaik DC or AC can cause similar arc flashes. Typically you do need high voltages to bridge larger gaps.
- fzzzy 4y agoBut ac will break the current at the alternating frequency and dc won't, so it is much harder to break a circuit with a high direct current. That's why monster movies have those huge knife switches.