circuit breaker 3VA1 IEC frame 160 breaking capacity class N Icu=25kA @ 415V 3-pole, line protection TM220, ATFM, In=32A overload protection Ir=22A...32A short-circuit protection Ii=10 x In clamp connection 3VA1 molded-case circuit breaker for starter 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 starter circuit breaker to protect electrical motors from short circuits. 3. Available as 3-pole version. 4. Depending on the size: Rated operating current of 32áA to 200áA. 5. Breaking capacity of 55ákA to 70ákA at 415áV. 6. Fixed and plug-in installation possible. 7. The series has a thermo-magnetic trip unit 8. Modular and easy-to-fit internal accessories with wide range of functions. 9. Integrated accessories platform for all 3VA molded-case circuit breakers. 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.

· Design of the product line : protection
· Protection function of the overcurrent release: LI
· Number of poles: 3
· Insulation voltage / rated value 800 V
· Operating voltage / at DC / rated value 500 V
· Operating voltage / at AC / rated value 690 V
· Power loss [W] / maximum 10.6 W
· Mechanical service life (operating cycles) / typical 20 000
· Electrical endurance (operating cycles) / at AC-1 / at 380/415 V 9 000

Moulded Case Circuit Breakers

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