Technical Specifications
| Parameter Name | Parameter Value |
|---|---|
| Product Model | 3HAC14549-3/07A |
| Manufacturer | ABB Robotics / Motion |
| Product Type | Servo Drive Unit (7A Class) |
| Compatible System | ABB IRC5 (Single/Standard Cabinet), ACS300 Series |
| Supply Voltage | AC 200-240V ±15%, 50/60 Hz |
| Output Current | 7A Continuous / 21A Peak (3s) |
| Output Frequency | 0-500 Hz |
| Control Modes | Position, Speed, Torque (Vector Control) |
| Feedback Interface | Incremental & Absolute Encoder |
| Communication Protocols | EtherCAT, Profibus DP, Modbus RTU |
| Response Bandwidth | 2 kHz (velocity loop) |
| Torque Response | < 1 ms |
| Operating Temperature | 0°C to +40°C (+50°C with derating) |
| Storage Temperature | -25°C to +70°C |
| Protection Class | IP20 |
| Mounting | IRC5 Drive Layer Tray / DIN Rail |
| Dimensions (W×H×D) | 180 mm × 120 mm × 250 mm (approx.) |
| Weight | 2.5 kg (approx.) |
| Safety Features | STO-ready, Overcurrent, Overvoltage, Overtemperature |
Main Features and Advantages
Precision Motion Control: The ABB 3HAC14549-3/07A delivers exceptional control accuracy through its advanced vector control algorithms, supporting incremental and absolute encoder feedback with position resolution down to 0.01 degrees and speed control error under 0.1% . This level of precision makes the ABB 3HAC14549-3 07A ideal for applications where micron-level positioning accuracy is critical, such as electronic assembly, laser cutting, and precision grinding.
Dynamic Performance and Overload Capability: The ABB 3HAC14549-3/07A provides 7A continuous output with a 21A peak capability for 3-second durations, enabling the drive to handle demanding acceleration transients without fault or performance degradation . In robotic applications, this overload margin ensures stable operation during rapid start-stop cycles and heavy payload handling, reducing the risk of nuisance trips that can halt production lines. The drive’s sub-1ms torque step response ensures tight trajectory control, maintaining flange-path error under 0.3mm in high-speed welding and handling applications .
Flexible Communication and Integration: The ABB 3HAC14549-3 07A supports multiple industrial communication protocols, including EtherCAT, Profibus DP, and Modbus RTU, enabling seamless integration with ABB IRC5 robot controllers, third-party PLCs, and plant-wide DCS systems . The drive’s native integration with the IRC5 drive-layer backplane eliminates the need for additional gateway hardware, simplifying system architecture and reducing installation costs. The ABB 3HAC14549-3/07A also supports firmware updates and parameter configuration via RobotStudio, ABB’s comprehensive engineering tool .
Compact Design and Energy Efficiency: The ABB 3HAC14549-3/07A features a compact footprint of approximately 180mm × 120mm × 250mm, optimizing drive tray space in IRC5 cabinets and enabling denser system configurations . The drive incorporates regenerative braking functionality, recovering energy during deceleration to reduce overall power consumption and improve system efficiency . Its robust IP20-rated construction ensures reliable operation in typical industrial environments, while the integrated diagnostic LEDs provide instant visual feedback on power, communication, and fault status.
Comprehensive Protection and Diagnostics: The ABB 3HAC14549-3/07A includes built-in protection mechanisms against overcurrent, overvoltage, overtemperature, and short-circuit conditions, safeguarding both the drive and the connected motor from electrical faults . The drive’s self-monitoring functions proactively identify potential issues, logging events that can be analyzed through RobotStudio to reduce mean time to repair (MTTR). The ABB 3HAC14549-3 07A also includes STO (Safe Torque Off) functionality integrated with the IRC5 safety chain, enhancing operator safety during maintenance and setup operations .
