The Siemens 6SN1145-1BA02-0CA0 is a regulated infeed/regenerative feedback module for SIMODRIVE 611A/D, delivering 36 kW continuous / 47 kW peak power, 3AC 380-480 V input, regulated DC 600/625 V bus output, internal forced air cooling, and integrated mains contactor with break contact, designed for medium-to-high-power CNC and motion control systems requiring energy regeneration and stable DC bus voltage.
Core Electrical Specifications
| Parameter | Value | Description |
|---|---|---|
| Model Number | 6SN1145-1BA02-0CA0 | Siemens SIMODRIVE 611 Regulated Infeed/Regenerative Feedback Module |
| Input Voltage (Power/Electronics) | 3AC 380-480 V (-10% / +6%) | 3-phase AC, rated 400 V, industrial grid compatible |
| Input Frequency | 50/60 Hz | Dual-frequency for global deployment |
| DC Link Voltage | DC 600/625 V (regulated) | Line-independent stable output for drive modules |
| Rated Output Current (S1) | 60 A (continuous) | Corresponds to 36 kW continuous power at 400 V AC |
| Peak Output Current | 78 A (short-term) | Supports 47 kW peak power operation |
| Power Rating | 36 kW (continuous)/47 kW (peak) | Regulated power with regenerative feedback capability |
| Power Factor | ≥ 0.97 (with line reactor) | Typical at rated load |
| Regeneration Capability | Active regenerative feedback | Feeds braking energy back to 3-phase AC grid (no external braking resistor needed) |
| Line Contactor | Integrated with break contact | Safe power interruption and system interlock |
| Efficiency (η) | 0.97 | High energy conversion efficiency |
| Input Power Cable Cross-Section | 25 mm² | For rated current carrying capacity |
Cooling & Physical Specifications
| Parameter | Value | Description |
|---|---|---|
| Cooling Method | Internal forced air cooling | Requires built-on fan 6SN1162-0BA02-0AA2 (ordered separately) |
| Protection Class | IP20 (front panel) | Suitable for control cabinet installation |
| Operating Temperature | 0°C – 45°C (no condensation) | Derate above 45°C |
| Storage Temperature | -25°C – 70°C | |
| Weight | 14 kg (30.86 lbs) | Net weight (approximate) |
| Dimensions (H×W×D) | 305 mm×204 mm×483 mm (12″×8″×19″) | 19″ rack-compatible, panel-mounted (module width: 204 mm) |
| Mounting | Panel-mounted (19″ rack) | Standard industrial cabinet fit |
| Compliance | CE, UL, CSA | Meets global safety and EMC standards |
Operational & Safety Features
- Regenerative Feedback: Active energy recovery feeds braking energy back to the grid, reducing energy consumption and heat dissipation.
- Integrated Mains Contactor: With break contact for safe power interruption and system interlock.
- Thermal Monitoring: Internal forced air cooling with fan-based thermal protection to prevent overheating.
- Electronic Protection: Overcurrent, overvoltage, undervoltage, short-circuit, and overtemperature safeguards.
- EMC Compliance: EN 61000-6-2 / EN 61000-6-4 for industrial environments.
- Line Reactor Requirement: Must be equipped with a line reactor for optimal performance and EMC compliance.
Application Notes
- Powers SIMODRIVE 611 drive modules in medium-to-high-power CNC machine tools, automated production lines, and high-dynamic motion control systems.
- Enables energy regeneration during braking, improving overall system efficiency and reducing heat generation.
- Requires a built-on fan (6SN1162-0BA02-0AA2) for internal cooling (ordered separately).
- Discontinued (spare part only); replaced by 6SN1145-1BA02-0CA1/0CA2.
