3 ms·
But the ungrounded transformer prevents the fault currents that the RCD would detect, so unless I am mistaken there is no scenario where a RCD would provide add
by jakobegger 7y ago
But the ungrounded transformer prevents the fault currents that the RCD would detect, so unless I am mistaken there is no scenario where a RCD would provide additional protection beyond an ungrounded transformer.
- nateguchi 7y agoYou can feasibly combine an RCD and an isolated transformer, not sure I've seen this done before though or if it gives any real benefit.