NEC Commercial Electrical Practice Test

Where grounded conductors in multi-conductor cables are permitted to be identified, what is required for maintenance and supervision?

1. Regular inspections

2. Alignment with local codes

3. Qualified personnel should handle them

4. All personnel should have access

The correct answer is: Qualified personnel should handle them

The requirement for maintenance and supervision of grounded conductors in multi-conductor cables emphasizes the importance of having qualified personnel handle these components. Grounded conductors are critical for ensuring electrical safety and system integrity; therefore, it is essential that only individuals who possess the necessary training and knowledge work with them. Qualified personnel are trained to understand the potential hazards and proper handling techniques associated with electrical systems. This level of expertise helps prevent electrical faults, equipment damage, and safety incidents, fostering a safer work environment. Proper training ensures that qualified personnel can recognize the appropriate identification of grounded conductors and adhere to best practices during inspections, maintenance, and any necessary troubleshooting. Access or adherence to local codes, while important, does not provide the same level of assurance regarding safety and effective maintenance as having qualified personnel overseeing the grounded conductors.