For straight pulls of 2 AWG conductors through a junction box, what is the minimum box length requirement?

The minimum box length requirement for straight pulls of conductors, such as 2 AWG, is based on the National Electrical Code (NEC) guidelines regarding conductor bending and box fill for splice or pull points. According to NEC, when determining the minimum length of a junction box for straight pulls, you measure the size of the largest raceway and then apply a multiplier.

In this case, the correct answer indicates that the minimum box length should be 8 times the size of the largest raceway. This is essential for ensuring that conductors have adequate space to bend without exceeding their minimum bend radius, thus preventing potential damage to the conductors and allowing for proper installation practices.

Applying the 8-times rule helps maintain safe working conditions and accessibility within the junction box, allowing for ease of wire handling and minimizing stress on the conductors during installation and operation. Proper adherence to these requirements is crucial for compliance with the NEC and for maintaining electrical systems' safety and effectiveness.