In the case of metal particles being in the reactor coolant system, the metal particles which move with the flow of the fluid, may cause fuel damage, control rod, drive failure, steam generator tubing leakage, etc. Therefore, It monitors the shock sound signals online and tests it, thereby diagnosing the status of components and breakdown, and ultimately detecting and sending alarm signals to the main room.

Completed delivery to 90% of westinghouse-type nuclear power plants
(Kori 1, 2, 3, 4 units, and Hanbit 1, 2 units, and Hanwool 1, 2 units)