Interface module, accessories for interface relay, Series PR1, PR2 and PR3Plug modules for PR1 / PR2 relay socketsType LDP...LED status displayRelease diodeType LDP is not necessary if you are using Phoenix relays REL-IR-LDP..., as the LED and the release diode are integrated into the relay itselfType LV...LED status displayWith varistor to limit coil induction voltage and/or external interference peaksType RC...With RC attachment to dampen the coil induction voltage and/or external interference peaksReduces coupled interference voltagesPlug modules for PR3 relay socketType LV3...LED status displayWith varistor to limit coil induction voltage and/or external interference peaksType RC3...With RC attachment to dampen the coil induction voltage and/or external interference peaksReduces coupled interference voltagesWiring bridges50-pin, removableMax. bridging gap 60 mmConductor cross section 0.5 mm2