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Siemens 6RA8078-6DS22-0AA0
by Siemens
Read verified buyer reviews ↓OverviewThe Siemens 6RA8078-6DS22-0AA0 braking chopper is an integral part of the SINAMICS S120 drive system, expertly engineered for the safe and efficient discharge of energy during dynamic braking in high-power, variable-speed applications. This robust unit, rated at 350 kW and operating with a 3AC 400 V supply, guarantees consistent performance and superior protection for electric motors within challenging industrial environments. Its advanced engineering ensures that surplus regenerative energy is transformed into heat and safely released, preventing overvoltage conditions and prolonging the operational life of crucial machinery. The 6RA8078-6DS22-0AA0 exemplifies Siemens' dedication to providing premium, reliable solutions for complex industrial tasks, facilitating smooth and controlled deceleration of heavy loads.Key Features SINAMICS S120 System Integration: Designed for seamless compatibility within the powerful SINAMICS S120 drive family. High Power Dissipation: Efficiently handles a rated power of 350 kW, ideal for large-scale industrial motors. Optimized Supply Voltage: Operates reliably with a 3AC 400 V supply, ensuring broad application compatibility. Robust and Compact Design: Engineered for durability in harsh industrial settings while minimizing space requirements. Exceptional Thermal Stability: Guarantees continuous, reliable operation even under prolonged high-load conditions. Safe Energy Dissipation: Prevents overvoltage and protects drive components by converting regenerative energy to heat. Easy Integration: Facilitates straightforward installation and connection with existing S120 drive modules. Technical SpecificationsThe Siemens 6RA8078-6DS22-0AA0 braking chopper offers a suite of technical specifications highlighted by its superior performance and reliability: Siemens Code: 6RA8078-6DS22-0AA0 Series: SINAMICS S120 Rated Power: 350 kW Supply Voltage: 3AC 400 V ±10% Cooling: Internal air cooling Protection Rating: IP20 Operating Temperature: –10 °C to +40 °C Certifications: CE, UL These specifications highlight the unit's capability to perform consistently and safely within its defined operational parameters, making it a reliable choice for a wide array of industrial applications.ApplicationsThe versatility and robust performance of the Siemens 6RA8078-6DS22-0AA0 make it suitable for numerous demanding industrial applications, including: High-Power Drive Systems: Essential for SINAMICS S120 systems driving large motors and heavy machinery. Industrial Machinery with Frequent Braking: Ideal for applications requiring continuous and reliable braking cycles. Conveyor Systems: Ensures controlled deceleration of heavy loads on conveyor belts, enhancing safety and efficiency. Packaging Machines: Provides precise and rapid braking for improved operational speed and accuracy in packaging lines. Automation Systems: Critical for any advanced automation setup that demands dependable and safe motor braking solutions. Cranes and Hoists: Manages the regenerative energy generated during lowering operations, ensuring smooth and safe handling of loads. Why Choose? Unmatched Braking Performance: Delivers superior and safe braking capabilities, safeguarding your valuable equipment. Space-Saving Design: Its compact footprint allows for efficient utilization of control cabinet space. Motor and Drive Protection: Effectively shields motors and drive systems from damaging overvoltage conditions. Backed by Siemens Quality: Benefit from the renowned reliability, innovation, and global support of Siemens engineering. Enhanced System Longevity: By managing regenerative energy, it significantly contributes to the extended operational life of your industrial drives. Compliance and Safety: Meets stringent international standards with CE and UL certifications, ensuring peace of mind. Order NowElevate the safety, efficiency, and reliability of your industrial operations by incorporating the Siemens 6RA8078-6DS22-0AA0 braking chopper. Contact us today to secure this essential component for your SINAMICS S120 drive system and ensure optimal performance and longevity for your valuable equipment.FAQWhat is the primary function of the Siemens 6RA8078-6DS22-0AA0?The Siemens 6RA8078-6DS22-0AA0 is a braking chopper designed to safely dissipate excess regenerative energy generated during the braking phases of high-power variable-speed drives within the SINAMICS S120 system, preventing overvoltage.What is the rated power of this braking chopper?This braking chopper has a rated power of 350 kW, making it suitable for large industrial motors and demanding applications.What supply voltage is required for the 6RA8078-6DS22-0AA0?The unit operates reliably with a 3AC 400 V ±10% supply voltage.What are the key benefits of using this Siemens braking chopper?Key benefits include superior braking performance, compact design, motor and drive protection, enhanced system longevity, and adherence to international safety standards (CE, UL).In which industrial applications is this braking chopper commonly used?It is commonly used in high-power drive systems, industrial machinery with frequent braking, conveyor systems, packaging machines, automation systems, and cranes and hoists.
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Siemens 6RA8078-6DS22-0AA0
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:
- Exact replacement — same Siemens catalog number, new or refurbished, tested and warrantied
- Form-fit-function equivalent — alternate revision or build that drops in without code changes
- 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
The Siemens 6RA8078-6DS22-0AA0 braking chopper offers a suite of technical specifications highlighted by its superior performance and reliability:
- Siemens Code: 6RA8078-6DS22-0AA0
- Series: SINAMICS S120
- Rated Power: 350 kW
- Supply Voltage: 3AC 400 V ±10%
- Cooling: Internal air cooling
- Protection Rating: IP20
- Operating Temperature: –10 °C to +40 °C
- Certifications: CE, UL
These specifications highlight the unit's capability to perform consistently and safely within its defined operational parameters, making it a reliable choice for a wide array of industrial applications.
Applications
The versatility and robust performance of the Siemens 6RA8078-6DS22-0AA0 make it suitable for numerous demanding industrial applications, including:
- High-Power Drive Systems: Essential for SINAMICS S120 systems driving large motors and heavy machinery.
- Industrial Machinery with Frequent Braking: Ideal for applications requiring continuous and reliable braking cycles.
- Conveyor Systems: Ensures controlled deceleration of heavy loads on conveyor belts, enhancing safety and efficiency.
- Packaging Machines: Provides precise and rapid braking for improved operational speed and accuracy in packaging lines.
- Automation Systems: Critical for any advanced automation setup that demands dependable and safe motor braking solutions.
- Cranes and Hoists: Manages the regenerative energy generated during lowering operations, ensuring smooth and safe handling of loads.
Why Choose the 6RA8078-6DS22-0AA0?
- Unmatched Braking Performance: Delivers superior and safe braking capabilities, safeguarding your valuable equipment.
- Space-Saving Design: Its compact footprint allows for efficient utilization of control cabinet space.
- Motor and Drive Protection: Effectively shields motors and drive systems from damaging overvoltage conditions.
- Backed by Siemens Quality: Benefit from the renowned reliability, innovation, and global support of Siemens engineering.
- Enhanced System Longevity: By managing regenerative energy, it significantly contributes to the extended operational life of your industrial drives.
- Compliance and Safety: Meets stringent international standards with CE and UL certifications, ensuring peace of mind.
Availability & Shipping
- ▸In stock: 6RA8078-6DS22-0AA0 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 6RA8078-6DS22-0AA0 ships with a 1-Year PALM Parts warranty and a 30-day return window.
Frequently Asked Questions — Siemens
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Independent Supplier Notice
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.