The most important thing is to turn off power to the exposed wires at the circuit breaker before touching them or doing any repair work. On top of that, a lot of electrical work has to be done by a certified expert, so if you're not familiar with this type of work, then call an. A step-down transformer was disconnected from its power source on the distribution box of a machinery container. The machinery container was put back on the deck of the marine vessel and. When electrical cables get moved around and bent a lot, sometimes the outer jacket can get ripped and expose the electrical wires inside. If you see exposed wires in your electrical cables, fix them as. Is it normal for these wires to be exposed outside of the box, or does this need to be addressed? THey're likely grounding conductors. However, using an NM clamp to terminate them is wrong. Do they actually pass through the clam; and connect to something inside the panel? If that cable splitter is. An exposed wire is defined as any conductor that has lost its protective insulation, or any live terminal connection not securely enclosed within a junction box, fixture, or panel. However, in actual applications, distribution boxes often encounter a series of problems, which not. Exposed wires are one of the most overlooked yet potentially deadly hazards found in homes and businesses across Australia. Many people assume an exposed wire is nothing to worry about unless it's sparking or visibly damaged, but the truth is that even the smallest area of exposed wiring can lead.