Siemens 3VA1116-3ED22-0AA0: 3VA1 Molded Case Circuit Breaker (MCCB)
The Siemens 3VA1116-3ED22-0AA0 is a high-performance molded case circuit breaker from the 3VA1 series, specifically engineered for low-voltage power distribution and industrial motor protection. This 2-pole device is designed to provide reliable protection against overloads and short circuits in complex electrical systems. As a key component of the SENTRON portfolio, it ensures maximum plant availability and operational safety in commercial and industrial infrastructures.
With its compact design and modular architecture, the 3VA1116-3ED22-0AA0 facilitates efficient installation in control panels and distribution boards, offering a robust solution for protecting sensitive downstream equipment.
Technical Specifications and Protection Characteristics
Based on the official Siemens manufacturer data sheets, the 3VA1116-3ED22-0AA0 includes the following technical characteristics:
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Rated Current ($I_n$): 160 Amps (160A).
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Number of Poles: 2-pole configuration.
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Breaking Capacity: 25 kA at 415 V (S-class breaking capacity).
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Trip Unit Type: Thermal-magnetic trip unit (TM210).
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Protection Functions: Fixed thermal overload protection ($I_r$) and fixed magnetic short-circuit protection ($I_i$).
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Frame Size: 160, optimized for high power density in small enclosures.
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Connection Technology: Nut keeper kit for secure busbar or cable lug connection.
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Mechanical Design: Standardized dimensions for seamless mounting on DIN rails or base plates.
Strategic Advantages for Electrical Distribution
The 3VA1116-3ED22-0AA0 offers essential benefits for the reliability of high-tier power systems:
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Precision Protection: The thermal-magnetic trip unit provides a reliable response to both sustained overcurrents and sudden short-circuit faults, minimizing the risk of equipment damage.
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Compact Footprint: The space-saving design of the 3VA1 series allows for the construction of smaller control cabinets without compromising on electrical performance.
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Integrated System Compatibility: Fully compatible with a wide range of internal and external accessories, including auxiliary switches, shunt trips, and motor operators.
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Global Standard Compliance: Manufactured to meet IEC 60947-2 standards, ensuring this circuit breaker is suitable for international projects and global machinery exports.
