When must work space be revised based on electrical system changes?

The requirement to revise work space following modifications to the electrical system is grounded in the principles of safety and compliance with the National Electrical Code (NEC). When modifications occur, such as the installation of new equipment or changes in the layout of existing equipment, the work space must also be reevaluated to ensure it still meets clearance requirements necessary for safe operation and maintenance.

Revising the work space after modifications is critical because any changes to the electrical system may impact the accessibility and safety of the area surrounding the equipment. The NEC emphasizes that proper working space is essential to protect personnel and facilitate effective maintenance. This is especially important if modifications alter the physical dimensions of the installation or introduce new hazards, as proper clearances can prevent accidents during equipment service and operation.

While aspects like installation and system audits are important in their own right, they do not directly address the need for immediate adjustments to work space following changes. Addressing the workspace after modifications ensures that any new risks introduced are adequately managed and that the space remains conducive to safe and efficient operation.