Purpose and scope
LKX-C20 surge protection device (hereina-fterreferred to as the "protector")forAC 50/60Hz,400Vand below the TN-S,TN-C,TN-C-STT,IT power supply system, the power gridcaused by lightning orsurge voltage protection.
From the device failure
Madule pratector with failuro fromthe device, whentho protective dovlce due to averheat ng, breakdowntalure ,failure tromthe deuice can automatically from thpower offromtho,also givo anindication signal.Priectocnarmal slgns shown in grogn, rod label dispiay talurocednchmant
Module protector with failure fromthe device, whenthe protective device dueto overheating, breakdownfailure, failure from the device can automatically from thepower offFrom the, also give anindication signal.Protectornormal signs shown in green, red label display failuredetachment.



