رله حفاظتی زیمنس مدل ….-…7SA5222-.N

FULL SCHEME DISTANCE PROTECTION RELAY, CURRENT TRANSFORMER: PHASE=1A, GROUND(EARTH)=HIGH SENSITIVE (MIN = 0,003A) FLUSH-MOUNTG. HOUSING 1/1 X 19″ 16 BI, 16 BO 3 FAST REALAYS, 5 HIGH-SPEED TRIP OUTPUTS