PANEL BOARDS WITH INTEGRATED DIAGRAMS; ELECTRIC AND/OR ELECTRONIC SUPERVISORY CONTROL SYSTEMS; MONITORING SYSTEMS FOR MONITORING ELECTRICAL CURRENTS AND/OR FOR AUTOMATICALLY DETERMINING AND/OR RECORDING PHYSICAL DATA SUCH AS TEMPERATURES AND PRESENCE AND LOCATION OF ELECTRIC SHORT CIRCUITS; INSTRUMENTATION FOR PROCESS CONTROL EQUIPMENT IN CONVENTIONAL AND NUCLEAR POWER PLANTS, IN OIL REFINERIES, IN PAPER MILLS, IN METAL WORKING INDUSTRIES, AND IN FOOD AND CHEMICAL PROCESSING

ELECTRICAL ANNUNCIATOR INSTRUMENTS AND COMPONENT PARTS THEREOF, SUCH AS MULTIPLE RELAY PLUG-IN CONTAINERS