Title: 91290FDV Campus F13 433.04 West elektro.pdf
Basic circuit diagram DG M TNC 385 FMDimension drawing DG M TNC 385 FMModular surge arrester for use in TN-C systems; with floating changeover contact.Type Part No. SPD according to EN 61643-11 / IEC 61643-11DG M TNC 385 FM 952 319 type 2 / class IINominal a.c. voltage (UN)230 / 400V (50 / 60 Hz)Max. continuous operating a.c. voltage (UC)385V (50 / 60 Hz)Nominal discharge current (8/20 µs) (In)20 kAMax. discharge current (8/20 µs) (Imax)40 kAVoltage protection level (UP)≤ 1.75 kVVoltage protection level at 5 kA (UP)≤ 1.35 kVResponse time (tA)≤ 25 nsMax. mains-side overcurrent protection125 A gGShort-circuit withstand capability for max. mains-side overcurrent protection (ISCCR)25 kArmsTemporary overvoltage (TOV) (UT) – Characteristic335 V / 5 sec. – withstandTemporary overvoltage (TOV) (UT) – Characteristic440 V / 120 min. – withstandOperating temperature range (TU)40 °C ... +80 °COperating state / fault indication