3EC3040

3EC3 SURGE ARRESTERS PORCELAIN HOUSING FOR RAIL APPLICATION 3000 V DC APPLIED STANDARD: EN50526-1 CONTINUOUS VOLTAGE 4KV DC UP TO 160 KM/H; NOMINAL DISCHARGE CURRENT 20 KA CONDUCTOR CLASS: DC-B URES (10kA, 8/20) = 9.6KV CHARGE TRANSFER RATING 2.5C RATED THERMAL ENERGY 40KJ RATED SHORT CIRCUIT CURRENT 40KA CREEPAGE DISTANCE 165 MM HEIGHT 223 MM SHORT-TERM LOAD SSL 600N HOLE CIRCLE DIAMETER 162 MM, 3 DRILLED HOLES DIAMETER 11 MM