RSP-CL-485
The Relpol RSP-CL-485 is surge protector for surge protection in IT and Bus data transmission systems. Application: 4-20 mA current loop, analogue/digital communication, RS485, RS422 interface (V11). Rated operating voltage: 24 V DC. Maximum continuous operating voltage: 33 V DC / 23.3 V AC.
The protection capability of RSP-CL-485 is defined by the surge-current, operating-voltage, pole and class/type values stated above. Those exact ratings should be matched to the protected AC installation and its required lightning/surge protection level.