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Siemens SIMOREG 6RA7097-4KS22-0

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6RA7097-4KS22-0

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The 6RA7097-4KS22-0 from Siemens is a robust single-quadrant DC rectifier designed for a variety of applications. With a rated armature voltage of 830 V DC and a maximum armature current of 2,600 A DC, it delivers substantial performance. It accommodates an AC mains input of 690 V AC, with a three-phase capacity of 2,155 A.

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Technical specifications for 6RA7097-4KS22-0

ManufacturerSiemens
Product TypeSingle-quadrant DC rectifier
Product LineSIMOREG
Part Number6RA7097-4KS22-0
Weight32.00 lbs (14.51 kg)
Rated Armature Voltage830 V DC
Rated Armature Current2,600 A DC
Alternate / US Rating1,876 A DC
AC Mains Input690 V AC, 3-phase, 2,155 A
Rectifier Topology6-pulse B6C
Control MethodDigital closed-loop
Matched Field UnitD-series field rectifier
Field Supply Rating375 V DC, 85 A
Continuous Power2.16 MW
Cooling / ThermalForced-air
Power-Semiconductor StyleDisc thyristors
Access / LayoutFront terminals
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The Siemens 6RA7097-4KS22-0 is classified as a single-quadrant DC rectifier, engineered to manage substantial electrical demands. It operates at a rated armature voltage of 830 V DC and is capable of carrying a rated armature current of 2,600 A DC. For specific applications in the US, this rectifier has an alternate rating of 1,876 A DC. It connects to a 690 V AC, three-phase mains input, which enables it to handle a current of up to 2,155 A.

This rectifier employs a 6-pulse B6C topology and integrates advanced features such as digital closed-loop control for precise performance management. It is designed for compatibility with matched field units, specifically the D-series field rectifier, which supplies 375 V DC at a current of 85 A.

Continually, the 6RA7097-4KS22-0 delivers up to 2.16 MW of power, supported by a forced-air cooling system to regulate temperatures effectively during operation. The use of disc thyristors within its power-semiconductor setup ensures reliability in power handling.

For installer convenience, the module features an access layout with front terminals, allowing for straightforward connections and maintenance. This rectifier represents a central component in DC applications across various industrial settings, emphasizing performance and efficiency.