Combined surge arrester M2 TNS 255 FM

type 2type 1type 3

• Prewired spark-gap-based type 1 and type 2 and type 3 combined lightning current and surge arrester consisting of a base part and a single plug-in protection module • RAC spark gap technology that is powerful yet gentle on terminal devices • No tripping of 20 A gG fuses up to short-circuit currents of 50 kA rms • Discharge capacity up to 100 kA (10/350 µs) • Capable of protecting terminal equipment • Operating state / fault indication by green / red indicator flag in the inspection window and monitoring of all modes of protection • Easy replacement of protection modules without tools due to module locking system with module release buttons