Circuit breaker 3VA2 IEC Frame 630 Switching capacity class E Icu=200 kA @ 415 V 4-pole, system protection ETU860, LSIG, In=630A overload protection Ir=250A, short-circuit protection Isd=0.6...9xIn, Ii=1.5...9xIn, adjustable neutral conductor protection (OFF, up to 100%), screw flat connection. The SENTRON 3VA2 compact circuit breaker provides effective system protection through safe disconnection in the event of overload and short circuit. The 3VA compact circuit breakers set standards in flexibility and modular variety while requiring minimal space. They are available in 3- and 4-pole versions with various rated currents for installation in fixed installations as well as plug-in technology. The modular and easy-to-install accessories with diverse functions are consistent and uniform across all sizes and series of the 3VA compact circuit breakers. SENTRON 3VA compact circuit breakers - a system for all applications.