SIEMENS 6SL3225-0BE27-5AA1 Regenerative Smart Line Module 75kW – SINAMICS S120 Series
When a high-power drive system loses its infeed module, the consequences are immediate and severe: production lines halt, servo axes lose synchronization, and uncontrolled deceleration can damage both machinery and product. In multi-axis CNC machining centers, packaging lines, and heavy-duty hoisting applications, the infeed module is the heartbeat of the entire drive cabinet — without it, nothing moves. The SIEMENS 6SL3225-0BE27-5AA1 Smart Line Module is that critical component, delivering stable DC bus power with regenerative capability to keep your plant running at peak efficiency.
Within the SINAMICS S120 drive family, the 6SL3225-0BE27-5AA1 occupies the upper tier of the Smart Line Module range, rated at 75 kW with active energy regeneration back to the supply grid. Unlike basic Line Modules, this unit actively monitors and controls the DC link voltage, enabling four-quadrant operation and significant energy savings in applications with frequent braking cycles. Globally, SINAMICS S120 is the benchmark platform for coordinated multi-axis motion in automotive, aerospace, and process industries — and this module is its power backbone.
Technical Specifications
- Part Number / SKU: 6SL3225-0BE27-5AA1
- Series: SINAMICS S120
- Module Type: Smart Line Module (SLM) — Regenerative Infeed
- Rated Power: 75 kW
- Input Voltage: 3-phase AC 380 V – 480 V (±10%)
- Input Frequency: 47 Hz – 63 Hz
- DC Link Voltage: Approx. 600 V DC (at 400 V AC input)
- Cooling Method: Internal air cooling (chassis format)
- Communication Interface: DRIVE-CLiQ
- Protection Class: IP20
- Ambient Temperature: 0 °C to +40 °C (derated up to +55 °C)
- Weight: Approx. 14.8 kg
- Manufacturer: Siemens AG, Germany
Key Features & Benefits
- Regenerative Energy Feedback: Returns braking energy to the supply grid, reducing energy consumption by up to 30% in high-cycle applications.
- Active DC Bus Stabilization: Maintains stable DC link voltage under dynamic load changes, protecting downstream Motor Modules and motors.
- DRIVE-CLiQ Integration: Plug-and-play digital communication with SINAMICS CU320-2 and other S120 Control Units — automatic parameter recognition eliminates manual commissioning errors.
- Four-Quadrant Operation: Supports motoring and regenerative braking in both directions, essential for hoisting, winding, and test bench applications.
- Compact Chassis Design: Booksize-compatible cabinet integration with standardized mounting, reducing panel space and wiring complexity.
- Harmonic Reduction: Active front-end topology significantly reduces line-side harmonics compared to passive diode rectifiers, supporting IEEE 519 compliance.
- Integrated Safety: Compatible with SINAMICS Safety Integrated functions (STO, SS1, SLS) when paired with appropriate Motor Modules.
Industry & Equipment Applications
- CNC Machining Centers: Multi-axis coordinated drives for milling, turning, and grinding machines requiring precise DC bus sharing.
- Automotive Manufacturing: Welding robots, transfer lines, and press drives with frequent regenerative braking cycles.
- Packaging & Converting: High-speed servo-driven packaging lines with synchronized infeed and outfeed axes.
- Hoisting & Crane Systems: Four-quadrant operation for controlled lowering with energy recovery.
- Plastics & Extrusion: Extruder drives and winder/unwinder systems requiring stable DC bus under variable load.
- Test Benches: Motor and gearbox test rigs where regenerative loading is required.
- Textile Machinery: Multi-motor winding and drawing frames with shared DC bus architecture.
System Integration & Compatible Parts
- Control Unit: SINAMICS CU320-2 DP (6SL3040-1MA01-0AA0), CU320-2 PN (6SL3040-1MA00-0AA0)
- Motor Modules (Booksize): 6SL3120-series Single Motor Modules and Double Motor Modules
- Line Filter: 6SL3000-0BE27-5AA0 (recommended for EMC compliance)
- Line Reactor: 6SL3000-0CE32-3AA0 (required for Smart Line Module operation)
- Braking Module: Not required — regenerative feedback replaces resistor braking
- DRIVE-CLiQ Hub: 6SL3162-2AA00-0AA0 for topology expansion
- Spare / Replacement Cross-Reference: Supersedes earlier 6SL3225-0BE27-5UA1 variants
Our Quality Assurance Process
- Source Verification: All units are sourced from authorized Siemens distribution channels or verified surplus with full traceability documentation.
- Visual & Physical Inspection: Each module is inspected for label integrity, connector condition, housing damage, and firmware version consistency.
- Functional Testing: Where applicable, units undergo power-on verification and DRIVE-CLiQ communication checks prior to shipment.
- Anti-Static Packaging: Shipped in ESD-safe packaging with moisture barrier bags and shock-absorbing foam inserts.
- Documentation: Includes inspection report, CE declaration of conformity reference, and Siemens product datasheet.
How to Order
- Submit your inquiry via the Contact Us form or email [email protected].
- Provide your required quantity, delivery timeline, and destination country.
- Our technical team will confirm availability, lead time, and issue a formal quotation within 24 hours.
- Upon PO confirmation, we arrange export documentation, customs clearance support, and door-to-door logistics.
Why Choose Konmask.com?
- Industrial Automation Specialists: Focused exclusively on PLC, DCS, servo drives, and automation components — not a generalist marketplace.
- Global Export Experience: Serving buyers in Europe, Southeast Asia, Middle East, and Americas with compliant export documentation.
- Technical Pre-Sales Support: Our engineers can verify compatibility with your existing SINAMICS S120 topology before you commit to purchase.
- Competitive Lead Times: Extensive supplier network enables fast sourcing even for discontinued or long-lead Siemens parts.
- Secure B2B Transactions: T/T, LC, and trade assurance payment options available for international buyers.
Frequently Asked Questions
- Q: Is the 6SL3225-0BE27-5AA1 a new or refurbished unit?
- A: We supply both new-in-box and professionally refurbished units. Please specify your preference when submitting an inquiry, and we will confirm availability and pricing accordingly.
- Q: Does this module require a line reactor?
- A: Yes. Siemens requires a line reactor (e.g., 6SL3000-0CE32-3AA0) on the AC input side of all Smart Line Modules. This is mandatory for correct operation and warranty compliance.
- Q: Can this module replace a Basic Line Module in an existing S120 cabinet?
- A: Not directly. Smart Line Modules require a different line reactor and have different DC bus characteristics than Basic Line Modules. A topology review is recommended — contact our engineers for assistance.
- Q: What firmware version is supported?
- A: The 6SL3225-0BE27-5AA1 is compatible with SINAMICS S120 firmware V4.7 and above. We recommend using the latest firmware available via Siemens Industry Online Support.
- Q: Do you provide export documentation for customs clearance?
- A: Yes. We provide commercial invoice, packing list, certificate of origin, and can assist with EUR.1 or Form A certificates for preferential tariff applications.
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