To ensure compliance under 1910.147, hazardous energy sources, such as electrical, pneumatic, hydraulic, chemical and thermal energy, need to be properly isolated to a zero-energy state through a ...

Racking in or out a power circuit breaker is simple, right? Although this task sounds pretty straightforward in theory, that’s not always the case. In fact, during years of field work related to ...

Electrical hazards, specifically shock, arc flash, and arc blast, can result in serious injury or death to electrical workers. Work environments that create the potential for these events put everyone ...

Energy is useful. If controlled correctly it can create value and be put to good use. However, it is, by its very thermodynamic nature, potentially harmful and must be carefully contained within the ...

Maintaining isolation between high- and low-voltage EV systems is vital for safety and proper equipment operation. Attention must be paid to many systems and devices to ensure isolation is built in ...