Description
1. At-A-Glance Executive Brief
- Model: 3HAC058994-004
- Brand: ABB Robotics
- Part Type: AC Servo Motor Assembly
- Net Weight: 28 kg
- System Compatibility: ABB IRB Series industrial robot controllers
2. Technical Introduction
Integrating a replacement drive motor into a multi-axis robotic cell demands absolute precision to maintain dynamic path accuracy and prevent emergency controller faults.
The ABB 3HAC058994-004 is a factory-original AC servo motor built to handle the rigorous duty cycles and high-torque demands of automated manufacturing lines. Engineered with robust electromagnetic shielding and high-grade feedback integration, this unit communicates seamlessly with the robot controller to deliver exact positional feedback under heavy operational stress. Plant maintenance teams deploying legacy system upgrades or conducting emergency maintenance depend on this component to minimize line downtime.
Best Suited For:
- Rapid recovery of stalled robotic workcells in high-throughput production plants
- Scheduled preventive maintenance and powertrain overhauls
- Replacing thermally degraded or mechanically fatigued axis motors
3. Core Technical Specifications
| Parameter | Value |
| Manufacturer | ABB Robotics |
| Part Number | 3HAC058994-004 |
| Component Type | AC Servo Motor |
| Net Weight | 28 kg |
| Primary Compatibility | ABB IRB Industrial Robot Series |
| Condition Availability | New Surplus (NSFP) / Factory Original |
| Customs Tariff Number | 85015220 |
| Environmental Rating | Standard Industrial IP Protection |
4. Field Engineer’s Tech Notes
- Resolver and Encoder Zeroing: Always execute a complete revolution counter update and axis calibration sequence through the FlexPendant after installation. Failing to re-zero the feedback loop can cause severe mechanical overtravel during initial program execution.
- Thermal Monitoring and Connections: Verify the secure seating of the power and feedback Amphenol connectors before powering up the drive cabinet. Loose pins will introduce high resistance, triggering intermittent drive amplifier overtemp faults under heavy payloads.
5. Adaptive QA & Testing Protocol
Every unit undergoes exhaustive bench validation prior to dispatch. Technicians execute dynamic winding resistance measurements, 500VDC insulation megger tests to verify stator integrity, and resolver feedback signal verification on specialized test stands. No-load spin runs confirm smooth bearing operation and minimal mechanical vibration signatures. Comprehensive test reports or video documentation are available upon request prior to shipment to ensure total transparency for plant engineering teams.
6. Buyer’s FAQ
- What is the warranty period for this replacement motor?
All units include a standard 1-year operational warranty covering manufacturing defects and electrical performance from the invoice date.
- Is this a genuine OEM part or an aftermarket equivalent?
This component is 100% genuine ABB factory surplus, supplied in its original industrial packaging.
- What are the typical shipping lead times for urgent orders?
In-stock items ship within 24 hours via priority air freight to reduce unplanned downtime at your facility.
- Can I obtain test verification prior to dispatch?
Yes. Qualified buyers can request serialized inspection records, insulation resistance metrics, or functional video verification before shipment.
