Main leakage protection device in distribution box
Many modern distribution boxes include a life-saving device called an Earth Leakage Circuit Breaker (ELCB) or Residual Current Device (RCD). It detects tiny imbalances in current that could be flowing through a person (electric shock) and cuts power in a fraction of a second. The type of earth leakage protection device to be used in each case, its sensitivity, and its location in the distribution diagram.
Read More