Siemens / 3VL4731-3UP36-0A..
CIRCUIT-BREAKER VL 400L VERY HIGH BREAKING CAPACITY ICU=100KA / 415 V AC 3 POLE, MOTOR/GENERATOR PROTECTION ELECTRONIC TRIP UNIT LCD ETU40M, LI IN=315A, RATED CURRENT IR=128-315A, OVERLOAD II=1,25TO11XIN, SHORT CIRCUIT WITHOUT AUXILIARY RELEASE