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Siemens 6RA8091-6DS22-0AA0 braking chopper module for industrial drive systems

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Siemens 6RA8091-6DS22-0AA0

by Siemens

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OverviewThe Siemens 6RA8091-6DS22-0AA0 braking chopper is an integral component for SINAMICS S120 drive systems, meticulously designed to handle and dissipate surplus energy generated during the dynamic deceleration of high-power, variable-speed drives. This braking module is vital for upholding operational stability and safety in challenging industrial settings. With a powerful rating of 400 kW at 3AC 400 V, it guarantees the consistent performance of motors and safeguards sensitive drive components from overvoltage conditions. Its advanced engineering facilitates effective energy management, making it an indispensable solution for applications demanding frequent and robust braking.Crafted for effortless incorporation into existing SINAMICS S120 configurations, the 6RA8091-6DS22-0AA0 delivers exceptional performance and dependability. It efficiently converts kinetic energy back into electrical energy, subsequently dissipating it as heat. This process prevents harm to the drive system and prolongs the operational life of machinery. This unit is perfectly suited for heavy-duty industrial automation applications where accurate braking and energy dissipation are critical, ensuring peak system performance and safety.Key Features Superior Energy Dissipation: Engineered for secure and efficient dissipation of regenerative energy during braking, safeguarding your drive system. Seamless SINAMICS S120 Compatibility: Fully compatible with the SINAMICS S120 series, ensuring straightforward installation and optimal system functionality. Substantial Power Rating: Features a robust 400 kW rated power at 3AC 400 V, ideal for demanding high-power industrial applications. Enhanced Thermal Durability: Designed for continuous use with high thermal stability, ensuring dependability even under strenuous conditions. Compact and Sturdy Construction: Boasts a robust and space-saving design, allowing for adaptable installation in diverse industrial environments. Motor and Drive Protection: Shields motors and drive components from potential damage caused by overvoltage during deceleration. Consistent Operation: Guarantees reliable and predictable braking performance, essential for the safety and efficiency of industrial equipment. Technical Specifications Siemens Code: 6RA8091-6DS22-0AA0 Series: SINAMICS S120 Rated Power: 400 kW Supply Voltage: 3AC 400 V ±10% Cooling: Internal air cooling Protection Rating: IP20 Operating Temperature: –10 °C to +40 °C Certifications: CE, UL Applications High-Power Industrial Drive Systems: Essential for SINAMICS S120 systems requiring robust regenerative braking capabilities. Conveyor and Material Handling Systems: Provides precise and safe braking for heavy loads and continuous operations. Packaging and Printing Machines: Ensures rapid and controlled deceleration for enhanced production efficiency and safety. Cranes and Hoists: Manages the dynamic braking requirements for lifting and lowering heavy equipment. Machine Tools: Supports accurate stopping and positioning in high-precision manufacturing environments. Wind Turbines: Critical for managing excess energy during turbine braking and rotational control. Why Choose This Model?The 6RA8091-6DS22-0AA0 is engineered to provide superior safety by effectively managing regenerative energy, preventing overvoltage, and ensuring reliable operation. Designed specifically for seamless integration with Siemens SINAMICS S120 drives, guaranteeing optimal performance and compatibility within your existing system. By protecting your motors and drives from potential damage, this braking chopper helps reduce maintenance costs and extends the lifespan of your industrial equipment. Benefit from the renowned quality and extensive global support network that comes with every Siemens product, ensuring peace of mind.Order NowContact us today to inquire about the Siemens 6RA8091-6DS22-0AA0 and improve your industrial automation operations.FAQWhat is the primary function of the Siemens 6RA8091-6DS22-0AA0?The Siemens 6RA8091-6DS22-0AA0 is a braking chopper designed to dissipate excess energy generated during the deceleration of high-power, variable-speed drives within SINAMICS S120 systems.What is the rated power of this braking chopper?This braking chopper has a formidable rated power of 400 kW at 3AC 400 V.Is this unit compatible with other drive systems?The 6RA8091-6DS22-0AA0 is specifically engineered for seamless integration and optimal performance with Siemens SINAMICS S120 series drive systems.What are some typical applications for this braking module?Common applications include high-power industrial drive systems, conveyor and material handling systems, packaging and printing machines, cranes and hoists, machine tools, and wind turbines.How does this product protect industrial equipment?It protects motors and drive components from potential damage by effectively managing regenerative energy and preventing overvoltage conditions during deceleration.

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PRODUCT DETAILS

Siemens 6RA8091-6DS22-0AA0

Overview

This is a genuine Siemens component from the DC Drives family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Siemens catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Siemens automation ecosystem
  • Engineered to integrate inside DC Drives installations

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Siemens equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Siemens catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Siemens platform with documented conversion notes for the DC Drives family

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Siemens Code: 6RA8091-6DS22-0AA0
  • Series: SINAMICS S120
  • Rated Power: 400 kW
  • Supply Voltage: 3AC 400 V ±10%
  • Cooling: Internal air cooling
  • Protection Rating: IP20
  • Operating Temperature: –10 °C to +40 °C
  • Certifications: CE, UL

Applications

  • High-Power Industrial Drive Systems: Essential for SINAMICS S120 systems requiring robust regenerative braking capabilities.
  • Conveyor and Material Handling Systems: Provides precise and safe braking for heavy loads and continuous operations.
  • Packaging and Printing Machines: Ensures rapid and controlled deceleration for enhanced production efficiency and safety.
  • Cranes and Hoists: Manages the dynamic braking requirements for lifting and lowering heavy equipment.
  • Machine Tools: Supports accurate stopping and positioning in high-precision manufacturing environments.
  • Wind Turbines: Critical for managing excess energy during turbine braking and rotational control.

Why Choose the 6RA8091-6DS22-0AA0?

The 6RA8091-6DS22-0AA0 is engineered to provide superior safety by effectively managing regenerative energy, preventing overvoltage, and ensuring reliable operation. Designed specifically for seamless integration with Siemens SINAMICS S120 drives, guaranteeing optimal performance and compatibility within your existing system. By protecting your motors and drives from potential damage, this braking chopper helps reduce maintenance costs and extends the lifespan of your industrial equipment. Benefit from the renowned quality and extensive global support network that comes with every Siemens product, ensuring peace of mind.

Availability & Shipping

  • In stock: 6RA8091-6DS22-0AA0 ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every 6RA8091-6DS22-0AA0 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Siemens

The Siemens 6RA8091-6DS22-0AA0 is a braking chopper designed to dissipate excess energy generated during the deceleration of high-power, variable-speed drives within SINAMICS S120 systems.

Machine down? We ship parts the same day.

New, surplus, and refurbished Siemens inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.

Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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