SWITCH 3VA21; 4-SPEED IN=40A; CAPABILITY SHORT?. ICU=200KA@415VAC; WITH CHALLENGE ELECTRONIC ETU860 AND LSIG INSTALLATION AND GENERATOR PROTECTION FUNCTIONS; WITH LCD OFF, COMMUNICATION OPTION, ENERGY, CURRENT, POWER, VOLTAGE MEASUREMENT; WITH SECUR. AGAINST… IR = 16…40A, TR = 0.5??¦25S; WITH SECUR. SHORT – SHORT. ISD = 24…400A, TSD = 0.05…0.5S; WITH SECUR. SHORT – NO SENSOR. II=60…480A; WITH SECUR. EARTH FAULT. IG = 16…40A, TG = 0.05…0.8S; WITH PROTECTION AND NEUTR.= 16…63 A; WITHOUT INSTALLED AUXILIARY TRIP FACTORY, NO INSTALLED FACTORY AUXILIARY CONTACTS; WITH SCREW CONNECTIONS