CNC Machine Tool Drive Solution – SIEMENS 6SN1146-1BB02-0CA2 | SIMODRIVE 611
Where This Product Is Used
The SIEMENS 6SN1146-1BB02-0CA2 Infeed/Regenerative Feedback Module is a core power supply and energy-recovery component within the SIMODRIVE 611 drive system. It is deployed in high-demand industrial environments including:
- CNC Machining Centers – Provides stable DC bus power for multi-axis spindle and feed drives in milling, turning, and grinding machines.
- Automated Production Lines – Feeds regulated DC voltage to coordinated servo drive groups in automotive body-in-white and powertrain assembly lines.
- Metal Forming & Press Systems – Supports regenerative braking energy feedback to the AC supply, reducing energy consumption in high-cycle stamping operations.
- Packaging & Converting Machinery – Ensures clean, regulated bus voltage for multi-axis motion control in high-speed packaging lines.
- Retrofit & Modernization Projects – Direct replacement for aging SIMODRIVE 611 infeed modules in legacy SINUMERIK 840D/810D-controlled machine tools.
Technical Specifications
| Part Number (SKU) | 6SN1146-1BB02-0CA2 |
| Brand | SIEMENS |
| Series | SIMODRIVE 611 |
| Module Type | Infeed / Regenerative Feedback Module |
| Input Voltage | 3-phase AC, 380–480 V ±10% |
| DC Bus Output | 600 V DC (nominal) |
| Regenerative Feedback | Yes – active line feedback to AC supply |
| Cooling Method | Internal fan / forced air |
| Weight | 15.15 kg |
| Compatible Controllers | SINUMERIK 840D, 810D, 802D |
| Mounting | DIN rail / panel mount, SIMODRIVE 611 cabinet |
Why Engineers Specify This Model
- Active Regeneration: Returns braking energy to the mains supply rather than dissipating it as heat — reducing energy costs and eliminating braking resistors in many applications.
- Stable DC Bus: Maintains a tightly regulated 600 V DC bus, ensuring consistent torque and speed performance across all connected drive modules.
- Seamless SIMODRIVE 611 Integration: Plug-compatible with the full SIMODRIVE 611 drive line — no additional interface hardware required.
- Proven Reliability: Designed for 24/7 industrial duty cycles with robust EMC filtering and over-voltage/over-current protection.
- Long Service Life: Siemens-grade components rated for extended MTBF in harsh factory environments.
Complete System Bill of Materials
For a complete SIMODRIVE 611 drive group, the following components are typically required alongside the 6SN1146-1BB02-0CA2:
- SIMODRIVE 611 Drive Modules (e.g., 6SN1123-xxxx / 6SN1124-xxxx series)
- SIMODRIVE 611 Monitoring Module (e.g., 6SN1145-1BA01-0BA0)
- DC Bus Capacitor Module (if required by system configuration)
- SINUMERIK 840D sl / 810D NCU Controller
- Siemens SINAMICS S120 Cabinet (for new installations)
- Encoder Feedback Cables (6FX series)
- Line Filter / Line Reactor (per local grid requirements)
Compliance & Industry Standards
- CE Marked – Compliant with EU Machinery Directive 2006/42/EC and Low Voltage Directive 2014/35/EU
- UL Listed components (where applicable)
- Meets IEC 61800-3 (EMC requirements for variable-speed drive systems)
- RoHS compliant
- Designed and manufactured to ISO 9001 quality management standards
Quality Assurance & Sourcing
At Konmask.com, every SIEMENS module is sourced through verified industrial supply channels. Each unit undergoes:
- Visual inspection for physical damage, label integrity, and connector condition
- Authenticity verification against SIEMENS part number and date code records
- Functional pre-shipment testing where applicable
- Anti-static packaging with humidity indicator cards for safe international transit
We supply OEM-original, refurbished-tested, and surplus-stock units. Condition is clearly stated on each listing. All units are backed by our sourcing guarantee.
How to Source This Part
Ready to order the SIEMENS 6SN1146-1BB02-0CA2? Here’s how:
- Add to Cart – Immediate checkout for in-stock units.
- Request a Quote – Contact us for bulk orders, project BOM pricing, or lead-time confirmation.
- Expedited Sourcing – If the unit is not currently in stock, our procurement team can source it within 3–10 business days from our global supplier network.
- Email: support@konmask.com
- Phone/WhatsApp: +0086 19859288691
Application-Specific FAQ
Q: Is the 6SN1146-1BB02-0CA2 compatible with SINUMERIK 840D sl?
A: Yes. This module is fully compatible with SINUMERIK 840D sl and 840D classic CNC systems using the SIMODRIVE 611 drive platform.
Q: Can this module replace a non-regenerative infeed module?
A: In most cases, yes — provided the cabinet wiring and line contactor configuration support regenerative feedback. Consult your system documentation or contact us for application support.
Q: What is the difference between 6SN1146-1BB02-0CA1 and 0CA2?
A: The suffix revision (0CA1 vs. 0CA2) typically denotes a hardware revision with minor component updates. The 0CA2 is the later revision and is generally backward-compatible. Confirm with your machine documentation before substitution.
Q: Do you provide a warranty?
A: Yes. All units come with our standard sourcing warranty. Extended warranty options are available — contact us for details.
Q: Can you supply multiple units for a production line retrofit?
A: Absolutely. We handle project-level BOM sourcing. Send us your full parts list and we will provide a consolidated quote.
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Original Source: https://Konmask.com
Contact: support@konmask.com | +0086 19859288691
