Type 3 surge protection unit S400NET-1

for high-speed networksEthernet networkfor fieldbus

S400NET is a surge protection for networks up to 5 signal wires. The device is designed for very high transmission speeds and capacity dispersion. It supports bus interfaces such as RS232/422/485, Interbus, Profibus and Ethernet. IEC test classification - C1,C2,C3,D1 Nominal voltage IN - 12 Vdc Maximum continuous operating voltage UC - 9,8 Vac / 14 Vdc Nominal current IN - 450 mA (45 °C) Impulse discharge current Iimp (10/350)μs per path - 2,5 kA Nominal discharge current In (8/20)μs - Core-Core / Core-Ground - 10 kA / 10 kA Total surge current (8/20)μs - 20 kA Voltage protection level UP - Core-Core / Core-Ground - ≤ 50V (C3 - 25 A) / ≤ 50 V (C3 - 25 A) Output voltage limitation at 1 kV/μs, static - Core-Core / Core-Ground - ≤ 25 V/≤ 25 V Resistance in series - 2,2 Ω ±10 % Max. required back-up fuse - 500 mA Ambient temperature (operation) - -40°C..+85°C Degree of protection - IP20 Inflammability class according to UL 94 - V0 Pollution degree - 2 Surge voltage category - III Test standards - IEC 61643-21/A1 / EN 61643-21/A1