In this video, we'll guide you through the complete wiring diagram of a distribution panel. An electrical panel box, also known as a breaker box or a distribution board, is a crucial component of any electrical system. It serves as a central hub for distributing electricity throughout a building, ensuring that power is delivered safely and efficiently to all the required locations. The distinction between 1P and 2P circuit breakers plays a pivotal role in determining the appropriate protection level for various circuits. Choose the right box based on environment (indoor/outdoor), load capacity, and durability. Check for proper IP/NEMA ratings and material quality. The next series [Articles 320 through 340] addresses specifi c types of cables, with Articles 342 through 390 covering specifi c types of. Material preparation: Prepare the required circuit breakers, wires, wiring ties and other materials, and ensure that they meet the design drawings and installation requirements.