The Allen-Bradley 20BC085A0AYNANC0 is a high-capacity PowerFlex 700 AC drive module designed for demanding industrial environments requiring stable high-power motor control, precise torque regulation, and reliable long-term operation. Manufactured by Rockwell Automation, this drive is widely used in heavy-duty automation systems such as large conveyors, compressors, pumps, and industrial processing equipment.
With an 85A output current and 45 kW normal-duty rating, it delivers strong performance for large motor applications while maintaining efficient energy use and smooth dynamic response under variable load conditions. Its advanced vector control system ensures consistent motor stability even in harsh industrial operating environments.
This model is part of the legacy PowerFlex 700 series, known for its rugged design, flexible configuration options, and long-standing reliability in global industrial installations.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Series | PowerFlex 700 |
| Drive Type | Adjustable Frequency AC Drive |
| Input Voltage | 380–480V AC, 3-Phase |
| Output Current | 85 A |
| Normal Duty Rating | 45 kW (60 HP) |
| Heavy Duty Rating | 37 kW (50 HP) |
| Frame Size | Size 4 Frame |
| Control Type | Vector Control with 24V I/O |
| Enclosure Type | IP20 / NEMA Type 1 |
| Brake IGBT | Installed |
| Internal Brake Resistor | Not Included |
| EMC Filter | Integrated |
| Communication Module | Not Installed |
| Feedback Support | Not Supported |
| Output Frequency Range | Up to 420 Hz |
| Efficiency | ~97.5% |
| Operating Temperature | 0 to 45°C |
| Humidity Range | 5–95% non-condensing |
| Protection Class | IP20 / NEMA Type 1 |
Dimensions & Weight
| Item | Value |
|---|---|
| Dimensions (H × W × D) | 390 × 270 × 240 mm (15.35 × 10.63 × 9.45 in) |
| Weight | 30 kg (approx. 66 lbs) |
The larger Size 4 frame provides improved thermal dissipation and mechanical stability, making it suitable for continuous high-load industrial operation in demanding environments.
Recommended Related Models
- 20BC060A0AYNANC0 – Lower-rated 60A variant for medium-heavy applications
- 20BC075A0AYNANC0 – Mid-high power alternative for similar systems
- 20BC100A0AYNANC0 – Higher-capacity upgrade option
- PowerFlex 753 Series Drives – Modern replacement platform with advanced diagnostics
- 20-HIM-A6 HIM Module – Local interface for configuration and monitoring
These options allow scalable system design across different motor power requirements.
Popular Allen-Bradley Models (PowerFlex Family)
- 20BC060A0AYNANC0
- 20BC075A0AYNANC0
- 20BC085A0AYNANC0
- 20AC060A0AYNANC0
- 25B-D030N104 PowerFlex 525
The PowerFlex family remains widely adopted due to its proven reliability, flexible configuration, and strong industrial ecosystem integration.
