Description
ABB 3AUA0000088634 – Charging Resistor for ACS880 Drives
Product Overview
The ABB charging resistor is a critical component designed for ACS880 series industrial drives, specifically frames R8 and R9. It limits inrush current during the initial power-up phase, protecting sensitive drive circuitry from voltage spikes and electrical damage. By regulating current flow, the resistor stabilizes power delivery and extends the service life of the entire drive system. Engineered for compatibility with ABB’s high-performance AC drives, it supports reliable operation in heavy-duty industrial environments.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Model | 3AUA0000088634 |
| Manufacturer | ABB |
| Product Type | Charging Resistor |
| Power | Industrial drive power rating |
| Communication / Protocol | None |
| Operating Temperature | -20 °C to +85 °C |
| Mounting | Panel mount |
| Dimensions (HxWxD) | Compact industrial form factor |
| Weight | 0.11 kg |
| Typical Interfaces | Drive power circuit terminals |
| Compliance | ABB OEM standards, CE |

ABB 3AUA0000088634
Key Features and Benefits
- Effectively limits inrush current during drive startup to prevent component burnout.
- Compact and lightweight design simplifies installation in tight drive enclosures.
- High-grade resistive material ensures stable performance and long-term durability.
- Direct compatibility with ACS880 R8/R9 drives ensures seamless integration.
- Reduces maintenance needs by safeguarding drive electronics from electrical stress.
Related Models
3AUA0000088635: Charging resistor for ACS880 R10 frame drives.
3AUA0000078093: Hardware manual for ACS880-01 drive series.
3AXD50000025169: Replacement charging module for ACS880-04XT drives.
3AUA0000128301: Hardware guide for ACS880-04 drive modules.
Installation and Maintenance
Mount the resistor securely on the designated panel area inside the drive cabinet. Connect terminals tightly to avoid loose contacts and overheating. Keep the resistor clear of dust and debris to maintain heat dissipation. Inspect connections annually for signs of wear or corrosion. Avoid exposure to moisture or corrosive substances. Replace the resistor if discoloration or physical damage is observed to ensure drive protection.
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