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Siemens SINAMICS S120 3VL4140-3KN30-0AA0

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3VL4140-3KN30-0AA0

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The Siemens 3VL4140-3KN30-0AA0 is a thermal magnetic molded case circuit breaker designed for use within the SINAMICS S120 series. It has a current rating of 400 A and supports a power rating of 200 kW or 300 HP, making it suitable for demanding applications.

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Technical specifications for 3VL4140-3KN30-0AA0

ManufacturerSiemens
Product TypeCircuit Breaker
Product LineSINAMICS S120
Part Number3VL4140-3KN30-0AA0
EAN4011209689107
Weight32.00 lbs (14.51 kg)
Breaker TypeThermal Magnetic Molded Case
Current Rating400 A
Temperature Rating40°C
Voltage Rating380-480V AC
Mounting TypeBolt-on
Frequency3-phase
Trip UnitNon-interchangeable
Power Rating200 kW / 300 HP
Lugs IncludedNo, lugs not included
Interrupting Capacity100 kA @ 480V
Reverse Fed CompatibilityYes
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The 3VL4140-3KN30-0AA0 model from Siemens stands as a thermal magnetic molded case circuit breaker in the SINAMICS S120 series. This device carries a current rating of 400 amperes, allowing substantial current handling for various industrial tasks. It operates effectively with a voltage rating between 380 and 480 volts AC in a three-phase system. Supporting a maximum power output of 200 kW or 300 horsepower, this breaker is engineered for robust applications.

This unit is mounted using a bolt-on method, which provides secure installation in control panels. The device is designed with an interrupting capacity of 100 kA at 480 volts, ensuring effective protection against fault conditions. It is important to note that the breaker comes without lugs, which means users will need to procure these separately for installation. The temperature rating for this component is set at 40 degrees Celsius.

Additionally, the breaker features a non-interchangeable trip unit, which means that it cannot be swapped out with different units, offering reliability and consistency in its function. The supported option for reverse fed compatibility adds versatility in application setups. With a total weight of 14.51 kilograms, this circuit breaker combines strength with capability, making it an essential choice for heavy-duty usage.