7SA5221-5DB92-4QR4 L0S SIEMENS ⍾ 7SA52215DB924QR4L0S

Distance Protection Relay for Transmission Lines.; The SIPROTEC 4 7SA522 relay provides full-scheme distance protection and incorporates all functions usually required for the prot …

FULL SCHEME DISTANCE PROTECTION; RELAY,; CURRENT TRANSFORMER: PHASE=1A,GROUND=1A (MIN=0,05A); FLUSH-MOUNTG. HOUSING 1/1 X 19"; 22 BI, 37 BO, 7 FAST RELAYS; AUXIL. VOLTAGE: 60V TO 1 …

Distance protection; housing: 1/1 x 19”; 24 x Binary Input, 20 x Binary Output, 12 x Fast Relays; Trip mode 1-and 3-pole ; Port E : empty; DC 60 V to 125 V; measuring inputs: 4 x I …