To make or keep safe from danger, attack, or harm: a vaccine to defend the body from infection. b. To engage in or be prepared to engage in battle to prevent (a population or area, for example) from being captured or occupied by an enemy.
Originally posted by voyager2: Excuse my lack of knowledge Nonsense! An MLO panel, as JW mentioned, stands for Main Lug Only. It is the opposite of an MDP, or Main Disconnect Panel. An MLO's busses and branch circuits are supplied by only the lugs at the line side of the panel, whereas an MDP provides overcurrent protection (OCPD) for the branch circuits.
require employees to work on energized electrical con-ductors or circuit parts, commonly called âhot workâ. Electrical Hot Work Assigning an employee to work on energized lines or equipment should only be considered if it has been determined that the task is not feasible in a de-energized state or when de-energizing introduces greater hazards.