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Siemens SENTRON 3VA5120-4ED21-0AA0

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3VA5120-4ED21-0AA0

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Siemens offers the 3VA5120-4ED21-0AA0 molded case circuit breaker in its SENTRON series, designed for reliable circuit protection. With a rated current of 110 A, this unit is suitable for three-phase systems, ensuring safe operation under various load conditions.

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Technical specifications for 3VA5120-4ED21-0AA0

ManufacturerSiemens
Product TypeMolded Case Circuit Breaker
Product LineSENTRON
Part Number3VA5120-4ED21-0AA0
UPC804766778018
Rated Current110 A
Interrupting Rating at 600Y/34718 kA
Protection TypeOverload & Short-Circuit
Poles3 Poles
Phase3-Phase
Connection TypeFeed-Through
Interrupting Rating at 480 V35 kA
Trip FunctionsLong Time & Instantaneous
Trip TypeThermal/Magnetic
Mounting StyleFeed-Through
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The Siemens 3VA5120-4ED21-0AA0 is a molded case circuit breaker specifically integrated into the SENTRON range. This unit provides dependable protection with a rated current capacity of 110 amperes, making it effective for handling various loads in three-phase applications.

Comprising three poles, the circuit breaker is engineered to manage overloads and short-circuit situations. The design incorporates a thermal/magnetic trip type, featuring both long-time and instantaneous trip functions to ensure effective circuit management under both normal and fault conditions. It is compatible with feed-through connections, facilitating flexible installation options.

Notably, the 3VA5120-4ED21-0AA0 demonstrates impressive interrupting capabilities, capable of withstanding fault currents of up to 35 kA at 480 volts and 18 kA at 600Y/347 volts. This makes it a vital component for safeguarding electrical systems from damaging overloads. Overall, the Siemens 3VA5120-4ED21-0AA0 molded case circuit breaker provides robust protection and reliable performance for modern industrial applications.