7UT6121-5EB00-1AA0

DIGITAL DIFFERENTIAL PROTECTION RELAY, FOR TRANSFORMER, GENERATORS, MOTOR AND SHORT CABLE 4-LINE ALPHANUM.BACKLIT DISPLAY 7 PROGRAMMABLE LED, NAVIGATION KEYS, FUNCTION KEYS, CASE 1/3 19", 3BI, 4BO, 1 WATCHDOG CONTACT, 7I, IEE, CURRENT TRANSFORMER: