What is the usage of DPC function on Sepam series 80 relays? Is it correct if terminal 19-20 bridge from factory ?
DPC is "detection of plugged connectors" bridge on terminals 19-20 of the 20-pin connector which is to be checked and is a mandatory requirement during commissioning. Refer to the attachment for more details.
This will gives the Indication on the display unit that one or more connectors are not plugged in (the detector itself must be connected: see connection schemes). You have to be instal this jumper manually.