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Siemens SINAMICS 6RN7011-0SJ42-0AA0

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6RN7011-0SJ42-0AA0

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The 6RN7011-0SJ42-0AA0 from Siemens, categorized as a static excitation unit, is engineered for effective slip-ring excitation within DC drive systems. With a high direct current rating of 1,900 Amperes and a supply voltage of 830 Volts AC, this gear facilitates reliable operation across a variety of applications.

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Technical specifications for 6RN7011-0SJ42-0AA0

ManufacturerSiemens
Product TypeStatic Excitation Unit
Product LineSINAMICS
Part Number6RN7011-0SJ42-0AA0
Direct Current Rating1,900 Amperes
Supply Voltage Rating830 Volts AC
Rated Phase3-phase
Protection RatingIP23
Cooling MethodAir cooling
Ambient Operating Temperature5 to 40°C (in a non-condensing environment)
Humidity Tolerance5% to 95% relative humidity (without condensation)
General ApplicationThis excitation unit is used for slip-ring excitation on DC drive system
Storage Temperature-25 to 70°C (in a non-condensing environment)
Maximum Installation Altitude6,561.68 feet (2,000 meters) above sea level
Supply Frequency Rating50 to 60 Hertz
Allowable Frequency Range45 to 65 Hertz
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The Siemens part number 6RN7011-0SJ42-0AA0 is identified as a static excitation unit tailored for use in DC drive systems, particularly for slip-ring excitation applications. It operates at a direct current rating of 1,900 Amperes, indicating its capacity to handle substantial electrical loads. This device is rated for a supply voltage of 830 Volts AC and connects via a 3-phase system, ensuring efficient power distribution.

Engineered for air cooling, this excitation unit operates effectively in environments with ambient temperatures ranging from 5 to 40°C, allowing for standard operational conditions without condensation. The unit exhibits a generous humidity tolerance, functioning acceptably at 5% to 95% relative humidity without condensation, which enhances its adaptability in various conditions. Its design also permits storage under temperatures fluctuating between -25°C and 70°C, extending its usability in diverse environmental contexts.

The 6RN7011-0SJ42-0AA0 adheres to an IP23 protection rating, safeguarding it from solid foreign bodies while providing basic moisture protection. Additional specifications include a supply frequency range of 50 to 60 Hertz, with an allowable frequency variation from 45 to 65 Hertz. It is capable of being installed at altitudes up to 2,000 meters (6,561.68 feet) above sea level, making it suitable for high-altitude applications while maintaining functionality.