Description
1. At-A-Glance Executive Brief
- Model: ACS880-01-169A-3
- Brand: ABB
- Part Type: Wall-Mounted Industrial AC Drive (VFD)
- Core Protocol: Modbus, Profibus, and Ethernet-based Fieldbus Adaptability
- Weight: 43 kg (Frame R6)
- Lifecycle Status: Active / Legacy System Migration Path Compatible
2. Technical Introduction
A failing variable frequency drive brings critical plant processes to a halt, forcing maintenance teams into costly downtime while waiting for factory-direct shipments.
This wall-mounted unit relies on advanced direct torque control (DTC) architecture to deliver precise speed and torque regulation without requiring pulse encoder feedback. Integrated directly into industrial automation loops, it processes heavy 3-phase power loads while offering built-in safe torque-off and harmonic mitigation features to protect downstream mechanical components.
- Best Suited For: Wastewater treatment blowers, industrial extruder lines, and heavy-duty centrifugal compressors.
3. Core Technical Specifications
| Parameter | Value |
| Input Voltage (U_1) | 380 to 415 VAC, 3-Phase |
| Normal Use Output Current (I_{cont.max}) | 169 A |
| Normal Use Output Power (P_{cont.max}) | 90 kW (125 HP) |
| Heavy-Duty Output Current | 145 A (75 kW / 100 HP) |
| Frame Size | R6 |
| Enclosure Class | IP21 (Standard) |
| Frequency Range | 0 to 500 Hz |
| Operating Temperature | -15°C to +55°C (derating above 40°C) |
| Dimensions (W \times H \times D) | 252 mm × 771 mm × 365 mm |
4. Field Engineer’s Tech Notes
- DC Bus Pre-Charge Circuit: When commissioning a replacement Frame R6 unit, verify that the internal pre-charge circuit operates correctly on initial power-up. Rapidly cycling main power without allowing the DC capacitors to discharge fully can permanently damage the input rectifier bridge.
- Auxiliary Fan Power Supply: Verify that the internal cooling fans receive proper auxiliary voltage matching the control setup. Restricted airflow in tight enclosure spaces will trigger immediate overtemperature faults on the heatsink thermistors.
5. Adaptive QA & Testing Protocol
Our technicians subject every unit to a multi-point verification process before it leaves the warehouse. The testing sequence includes static diode bridge checks, DC bus ripple analysis under load, and control board processor verification. For this specific inverter class, we execute dynamic PWM output validation and communication node handshake testing across installed fieldbus adapters. Detailed functional test reports and verification videos are available upon request to satisfy internal quality audits.
6. Buyer’s FAQ
- What warranty is provided with this replacement drive?All units come with a standard 12-month operational warranty covering parts and labor from the date of purchase.
- Is expedited freight available for emergency plant outages?Yes. We offer same-day dispatch options using priority air freight to ensure minimal downtime for your facility.
- Can I transfer my existing parameter configurations directly to this unit?Yes. The plug-in memory unit can be swapped from your old drive into this replacement, instantly restoring your custom I/O mapping and parameters.
