MULTIFUNCTION MACHINE PROTECT. CASE 1/1 19", 15BI, 20BO, 1 WATCHDOG CONTACT SURFACE MOUNTING CASE, TERMINALS ON THE TOP AND BOTTOM CURRENT TRANSFORMER: 5A, IEE (SENSITIVE) SUPPLY VOLTAGE:DC 110V TO 250V, AC 115V/230V, TRIGGER LEVEL BINARY INPUT 73V LANGUAGE AMERICAN, 60HZ, ANSI, REGION US, (LANGUAGE CHANGEABLE) SYSTEM PORT (ON REAR OF DEVICE) PORT B PROFIBUS DP SLAVE, ELECTR.RS485 SERVICE INTERFACE (PORT C) DIGSI/MODEM ELECTRICAL RS232 METERING: PEAK VALUES, MIN/MAX-VALUES, ENERGY METERING FUNCTIONALITY: GENERATOR FULL WITHOUT ADDITIONAL FUNCTIONS