It's all very well saying that such a device would only be opened by skilled (or at least supervised) persons, and hopefully after isolation, but if there isn't some form of interlock, the box could be opened live. Then somebody trips. ?
It's all very well saying that such a device would only be opened by skilled (or at least supervised) persons, and hopefully after isolation, but if there isn't some form of interlock, the box could be opened live. Then somebody trips. ?