Circuit breaker 3VA1 IEC Frame 160 Switching capacity class H Icu=70kA @ 415V 4-pole, plant protection TM240, ATAM, In=63A overload protection Ir=44A...63A short-circuit protection Ii=5...10 x In N-conductor unprotected screw flat connection. Compact circuit breaker SENTRON 3VA1 for effective plant protection through safe disconnection in overload and short-circuit situations. The 3VA compact circuit breakers set standards in flexibility and modular variety while requiring minimal space. The 3VA1 compact circuit breakers are available in 1-, 2-, 3-, and 4-pole versions with various rated currents for installation in fixed mount as well as plug-in/insert 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 compact circuit breakers 3VA - a system for all applications.