A distribution board (also known as panelboard, breaker panel, or electric panel) is a component of an electricity supply system that divides an electrical power feed into subsidiary circuits, while providing a protective fuse or circuit breaker for each circuit in a common enclosure.
Type of breakers based on number of pole:
Ã¢¢ SP Ã¢ Single Pole.
Ã¢¢ SPN Ã¢ Single Pole and Neutral.
Ã¢¢ DP Ã¢ Double pole.
Ã¢¢ TP Ã¢ Triple Pole.
Ã¢¢ TPN Ã¢ Triple Pole and Neutral.
Ã¢¢ 4P Ã¢ Four Pole.