Overvoltage arrester for data / communication network, RSP-CL-485

Applications:

surge protection for 2 pair lines of closed circuit (loops) in the data, signal and communication systems: 4-20 mA current loop, analog/digital communication, RS485, RS422 (V11) interface, high-frequency bus system, 2 wires video transmission system.

Specifications:

• ANSI / IEEE C62.41 category: B, C
• Rated operating voltage Un 24 V DC
• Max. continuous operating voltage Uc 33 V DC / 23,3 V AC
• Rated load current at 25°C IL 1 A
• Nom. discharge current (8/20 μs) In 10 kA
• Max. discharge current (8/20 μs) Imax 20 kA
• D1 current impulse (10/350 μs, per line) 2,5 kA
• Voltage protection level Up:
  • at In, C2 (8/20 μs, line-line) ≤ 55 V
  • at In, C2 (8/20 μs, line-PG) ≤ 500 V
  • at C3, 1 kV/µs (line-line) ≤ 48 V
  • at C3, 1 kV/µs (line-PG) ≤ 600 V
• Compliance with standards: EN 61643-11:2012, EN 61643-21:2001+A1:2009+A2:2013, EN 61643-31:2019

More about Overvoltage arrester RSP-CL-485 on Relpol website [EN]

RSP-CL-485 datasheet [EN]