Control blocking example - Arc protection - Auto synchronization - Bay control and measurement - Merging unit - Transformer protection - 2 winding - Feeder protection - Voltage regulation - Capacitor bank protection - Petersen Coil control - Grid automation - Busbar differential protection (high impedance) - Back-up protection - Motor protection - Busbar protection (voltage and frequency) - Transformer protection - 3 winding - Interconnection protection - Generator protection - Power management/Load shedding - Engineering Manual - REX640 Protection and control - PCL6 - IEC - ANSI

REX640 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 Control function block BEH_BLK output
image/svg+xmlControlO:11|T:2,5|I:0CTRL_OFFCTRL_LOCCTRL_STACTRL_REMCTRL_ALLOFFLOCALSTATIONREMOTEALLBEH_TESTBEH_BLKCBXCBR1O:13|T:2,5|I:1POSOPENPOSCLOSEENA_OPENENA_CLOSEBLK_OPENBLK_CLOSEAU_OPENAU_CLOSETRIPSYNC_OKSYNC_ITL_BYPSELECTEDEXE_OPEXE_CLOP_REQCL_REQOPENPOSCLOSEPOSOKPOSOPEN_ENADCLOSE_ENADANDO:16|T:2,5|I:0B1B2OSlot B (BIO).X1-1;4_BI1Slot B (BIO).X1-2;4_BI2ANDO:15|T:2,5|I:1B1B2OSlot G (PSM).X1-15;16_PO1Slot G (PSM).X1-17;18_PO2