¡¡¡¡¡öInstalled between signal transmission and signal device ports to prevent damage caysed by surge
¡¡¡¡¡öModular designed, which integrates discharge of high energy, voltage clamping and reduction of current
¡¡¡¡¡öOffers grade-3 protection, applying ¡°¦Ð¡± mode circuit in one module
¡¡¡¡¡öHigh in safety level, high current-passing capacity, and low residual voltage