952 341 -952 024-952 083 DEHNguard ACI 275 FM Scaricatore Trifase Tipo 2 /classe 2
Scaricatore formato da base 952 341 +3 cartucce 952 024 +1 cartuccia 952 083
Caratteristiche elettriche:
SPD according to EN 61643-11 / IEC 61643-11 type 2 / class II
Energy coordination with terminal equipment (≤ 10 m) type 2 + type 3 Nominal a.c. voltage (UN) 230 / 400 V (50 / 60 Hz)
Max. continuous operating voltage (a.c.) [L-N] (UC) 275 V (50 / 60 Hz) Max. continuous operating voltage (a.c.) [N-PE] (UC) 255 V (50 / 60 Hz) Nominal discharge current (8/20 µs) [L-N] (In) 20 kA
Nominal discharge current (8/20 µs) [N-PE] (In) 80 kA
Voltage protection level [L-N]/[N-PE] (UP) ≤ 1.5 / ≤ 1.5 kV
Voltage protection level [L-N]/[N-PE] at 5 kA (UP) ≤ 1,5 / ≤ 1,5 kV
Follow current extinguishing capability [N-PE] (Ifi) 100 Arms
Response time [L-N] (tA) ≤ 100 ns
Response time [N-PE] (tA) ≤ 100 ns
Additional external fuse not required
Short-circuit withstand capability (ISCCR) 25 kArms
Temporary overvoltage (TOV) [L-N] (UT) – Characteristic 440 V / 120 min. – withstand
Temporary overvoltage (TOV) [N-PE] (UT) – Characteristic 1200 V / 200 ms – withstand
Leakage current no leakage current
Operating temperature range (TU)-40 °C ... +80 °C
Operating state / fault indication green / red
Number of ports 1
Cross-sectional area (min.) 1.5 mm2 solid / flexible
Cross-sectional area (max.) 35 mm2 stranded / 25 mm2 flexible
For mounting on 35 mm DIN rails acc. to EN 60715
Enclosure material thermoplastic, red, UL 94 V-0
Place of installation indoor installation
Degree of protection IP 20
Capacity 4 module(s), DIN 43880
Approvals KEMA
Type of remote signalling contact changeover contact
Switching capacity (a.c.) 250 V / 0.5 A
Switching capacity (d.c.) 250 V / 0.1 A; 125 V / 0.2 A; 75 V / 0.5 A
Cross-sectional area for remote signalling terminals max. 1.5 mm2 solid / flexible