SWITCH 3VA21; 3-SPEED IN=25A; CAPABILITY SHORT?. ICU=200KA@415VAC; WITH CHALLENGE ELECTRONIC ETU330 AND LIG INSTALLATION AND GENERATOR PROTECTION FUNCTIONS; WITH SECUR. AGAINST… IR = 10…25A, TR = 0.5??¦17S; WITH SECUR. SHORT – NO SENSOR. II=38…300A; WITH SECUR. EARTH FAULT. IG = 15…25A, TG = 0.1…0.3S; WITHOUT INSTALLED AUXILIARY TRIP FACTORY, NO INSTALLED FACTORY AUXILIARY CONTACTS; WITH SCREW CONNECTIONS