RFID locks: Identify and control the accesses to switching equipment such as breakers, disconnect switchies, grounding switches, fixed and portable grounds, control switches and protection relay cutouts.
Electronic key fob: Stores and displays switching order/steps. Technician uses it to unlock the RFID to perform intended switching step if it is safe to do so. Stop and alarm the technician if not safe.
Smart Interlocking System software/host computer: Automates the switching order generation process, transmits the switching order to the key fob, simulates the switching steps before actual switching takes place, and capable of monitoring the switching in real-time when connected with live feed of equipment status from EMS/SCADA. Also performs post-switching audit, reporting and analysis.