IRB Series Servo Motors – 3HAC/3HAB Models for Industrial Robotics
IRB Series Servo Motors – 3HAC/3HAB Models
IRB Series Servo Motors - 3HAC/3HAB Models are high-performance core components engineered specifically for ABB IRB industrial robots. These motors deliver micron-level positioning accuracy and millisecond response when paired with IRC5 controllers, supported by high-resolution absolute encoders or resolvers for precise multi-axis coordination. With IP54-IP67 protection, they excel in harsh industrial environments with dust and oil contamination, enabling 24/7 continuous operation while reducing energy consumption by up to 20%.
Product Features & Advantages
- Robot-Specific Compatibility Exclusively designed for ABB IRB series robots with 3HAC/3HAB model prefixes, ensuring seamless integration with IRC5 controllers and full compatibility across IRB robot axes.
- Precision & Responsiveness Micron-level positioning accuracy and millisecond dynamic response, paired with high-resolution absolute encoders/resolvers for stable multi-axis coordination in complex tasks.
- Rugged Industrial Design IP54-IP67 protection rating and sealed structure resist dust, oil, and extreme temperatures, supporting 24/7 continuous operation in harsh manufacturing environments.
- Energy Efficiency & Durability IE5-level energy efficiency cuts consumption by up to 20%, with a 50,000-hour long lifespan reducing replacement frequency and lifecycle costs.
- Easy Installation & Maintenance Plug-and-play modular design simplifies setup and debugging; built-in PTC thermal protection and remote monitoring minimize downtime and maintenance efforts.
- Versatile Application Covers light precision assembly to heavy-duty material handling, ideal for automotive, electronics, logistics, and metal processing industries.
Application Scenarios
- Automotive Manufacturing Ideal for robotic welding, painting, assembly of auto parts, and heavy-duty material handling on production lines, ensuring high precision and stable multi-axis coordination.
- Electronics & 3C Industry Supports high-speed, micron-level operations such as component insertion, PCB soldering, and precision testing of electronic devices.
- Logistics & Palletizing Powers IRB palletizing robots for stacking, loading, and unloading goods in warehouses and distribution centers, with high torque output to handle heavy loads continuously.
- Metal Processing & Foundry Adapts to dusty, high-temperature environments for tasks like robotic grinding, polishing, and casting part handling, thanks to IP54-IP67 protection.
- Food & Beverage Drives hygienic robotic systems for sorting, packaging, and palletizing food products, with sealed structures to meet clean production standards.
- Aerospace Component Machining Delivers ultra-precise positioning for robotic drilling, riveting, and assembly of aerospace parts, ensuring compliance with strict industry tolerances.
Product Models & Parameters
| Motor Model | Compatible IRB Robot Series | Compatible Axis | Rated Power | Rated Torque | Rated Speed | Protection Class | Encoder Type | Rated Voltage | Weight |
|---|
| 3HAC049994-001 | IRB 1200 | J1-J6 | 0.5-2.0 kW | 2-8 Nm | 0-3000 rpm | IP65 | Absolute Encoder (17bit+) | 220-480 V AC | Approx. 5-8 kg |
| 3HAC021457-001/04T | IRB 1600 | J4 | 1.5-3.0 kW | 5-12 Nm | 0-2500 rpm | IP65 | Absolute Encoder | 380-480 V AC | Approx. 10 kg |
| 3HAB6738-1/06 | IRB 640/6400/6400R | J1 | 3.87 kW | 12 Nm (with Pinion) | 0-2000 rpm | IP54 | Resolver/Absolute Encoder | 380-480 V AC | 20.4 kg |
| 3HAC021455-001/04 | IRB 6600/6640 | J4 | 4.5 kW | 18-22 Nm | 0-1800 rpm | IP65 | Absolute Encoder | 380-480 V AC | Approx. 18 kg |
| 3HAC051407-003 | IRB 6700 | Multi-axis Universal | 2.0-5.5 kW | 10-25 Nm | 0-6000 rpm | IP65 | Absolute Encoder | 220 V AC | 10 kg |
| 3HAC055448-003 | IRB 6700 | J3 | 0.1 kW | 0.32 Nm | 3000 rpm | IP65 | Absolute Encoder | 220 V AC | Approx. 3 kg |
Frequently Asked Questions
Can IRB servo motor models with different version numbers (e.g., /001 vs /004) be directly replaced?
No. Version numbers affect encoder types, brake parameters, and interface definitions. Replacement requires matching the original version or consulting ABB technical support to confirm controller compatibility. Using mismatched versions may cause positioning errors or system alarms.
What is the most common fault of IRB servo motors in harsh environments?
Encoder signal loss and brake coil burnout. Dust, oil mist, and vibration can damage encoder connectors; frequent power-on/off cycles can overheat brake coils. Solutions: Install protective covers for connectors and regularly clean motor surface dust.
Do IRB servo motors need to be recalibrated after replacement?
Yes. After replacing the motor, use RobotStudio to perform zero-point calibration and load the original axis parameter file. Without calibration, the robot will have position deviation, affecting task accuracy.
Are IRB servo motors compatible with non-ABB controllers?
Not recommended. These motors are customized for ABB IRC5 controllers, with proprietary communication protocols and feedback logic. Matching with third-party controllers requires complex protocol conversion and may not guarantee stability.
How to distinguish genuine ABB IRB servo motors from counterfeits overseas?
1. Check the 3HAC/3HAB model number and serial number on the motor nameplate, and verify it on the official ABB website; 2. Confirm the supplier is an authorized ABB distributor; 3. Genuine motors have clear laser-engraved logos and standardized packaging.
What is the typical service life of IRB servo motors in continuous operation?
Under normal operating conditions (rated load, temperature -10°C~40°C), the service life is about 50,000 hours. Regular maintenance (lubrication, connector inspection) can extend the service life by 10%~15%.
Can IRB servo motors be used in high-temperature or low-temperature environments?
The standard operating temperature range is -10°C~40°C. For high-temperature (up to 60°C) or low-temperature (down to -25°C) scenarios, you need to customize motors with high-temperature-resistant coatings or low-temperature lubricants.