Circuit breaker 3VA2 IEC Frame 250 Switching capacity class M Icu=55kA @ 415V 4-pole, system protection ETU330, LIG, In=250A overload protection Ir=100A...250A short-circuit protection Ii=1.5...10 x In N-conductor protection adjustable (OFF, 50%, 100%) earth fault protection Ig=0.2...1 x In= tg=0.1/0.3s screw flat connection. Compact circuit breaker SENTRON 3VA2 for effective system protection through safe disconnection in case of overload and short circuit. The compact circuit breakers 3VA set standards in flexibility and modular variety while requiring minimal space. The compact circuit breakers 3VA2 are available in 3- and 4-pole designs with various rated currents for installation in fixed mounting 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 compact circuit breakers 3VA. SENTRON compact circuit breakers 3VA - A system. For all applications.