Description

circuit breaker 3VA2 IEC frame 250 breaking capacity class M Icu=55kA @ 415 V 3-pole, motor protection ETU350m, LSI, In=160A overload protection ir=63A …160A short circuit protection Isd=3… 15 x Ir, iI=15 x In busbar connection shunt trip (stl) 12-30 V DC 24 V AC 50/60 Hz 2 Auxiliary switch HQ 1 trip alarm switch hq 1 electrical alarm switch HQ 3VA2 molded-case circuit breaker with 3-series ETU for motor protection. As an important element of SENTRON protective components for industrial and infrastructure applications, the 3VA molded-case circuit breakers from Siemens provide effective plant, starter and motor protection thanks to reliable shutdown in the event of an overload or short circuit. The 3VA molded-case circuit breakers set new standards in flexibility and the variety of modular accessories available. Standardized accessories for several sizes across all series of the 3VA1 and 3VA2 molded-case circuit breakers. Key features of this version of the 3VA molded-case circuit breaker: 1. Compact design. 2. Available as version for motor protection. 3. Motor starter protector for protecting electrical motors from short circuits and overload. 4. Available as 3-pole version. 5. Depending on size: Rated operating current of 25 A to 500 A. 6. Breaking capacity 55 kA and 110 kA at 415 V. 7. The series has a solid-state overcurrent trip unit. 8. Can be installed fixed, in plug-in design or as withdrawable version. 9. Modular and easy-to-fit internal accessories with wide range of functions. www.siemens.de/3VA. Siemens offers a comprehensive portfolio of protection, switching, measuring and monitoring devices, distribution systems as well as switches and sockets for safe and efficient electrical infrastructure in buildings and industry.