3 pole double throw switch can cut off or connect the circuit through manual operation to realize the functions of power system division, equipment maintenance, emergency shutdown, debugging and backup. 32A/63A/100A/160A/225A knife switch for selection.
The terms "2 pole," "3 pole," and "4 pole" refer to the number of independent circuits or conductors that a knife switch can control.
The number of poles in a knife switch determines the number of independent circuits it can handle. The choice of the specific configuration depends on the requirements of the electrical system or application at hand.