Control blocking example - Grid automation - Engineering Manual - REC615 Grid Automation Protection and Control - RER615 Grid Automation Protection and Control - Relion 615 series - 2.0 - IEC - ANSI - 28.04.2023

REC615 and RER615 Engineering Manual
The physical outputs to process can be blocked with “Blocked” mode. If physical outputs need to be blocked, the application configuration must block signals or function blocks that affect primary apparatuses. Blocking scheme needs to use BEH_BLK output of CONTROL function block.
Figure 1. Circuit breaker control CBXCBR1 blocked using Protection function block BEH_BLK output
image/svg+xmlCBXCBR1POSOPENPOSCLOSEENA_OPENENA_CLOSEBLK_OPENBLK_CLOSEAU_OPENAU_CLOSETRIPSYNC_OKSYNC_ITL_BYPSELECTEDEXE_OPEXE_CLOP_REQCL_REQOPENPOSCLOSEPOSOKPOSOPEN_ENADCLOSE_ENADControlCTRL_OFFCTRL_LOCCTRL_STACTRL_REMCTRL_ALLOFFLOCALSTATIONREMOTEALLBEH_TESTBEH_BLKANDB1B2OANDB1B2ONOTINOUTNOTINOUTFALSEX120_BI3_CB_OPENEDX120_BI2_CB_CLOSEDCBXCBR1_ENA_CLOSETRUECBXCBR1_AU_OPENCBXCBR1_AU_CLOSECBXCBR1_OPENPOSCONTROL_LOCALCONTROL_REMOTECBXCBR1_EXE_OPCBXCBR1_EXE_CL