Surge arrester 1 pole 40kA type 2 IT system with defect indicator + contact. 1-pole, splittable surge arrester type 2 according to EN 61463-11, base part with plugged-in protection modules, highest continuous voltage: 275 V AC /350 V DC, protection level: <= 1.5 kV, nominal discharge current: 20 kA, short-circuit strength: 50 kAeff, energy coordination according to DIN EN 62305-4 (VDE 0185-305-4), function and defect display, protection module coding, 1TE.