Products Description
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Technical Specifications
| Parameter | Specification |
|---|---|
| Model | 20BW052A0ANNANC0 |
| Manufacturer | Allen-Bradley |
| Product Series | PowerFlex 700 AC Drive, 20B |
| Product Type | AC Variable Frequency Drive |
| Input Voltage | 932 V DC |
| Input Configuration | DC Precharge |
| Input Phase | 3-phase |
| Output Phase | 3-phase |
| Continuous Output Current | 52 A |
| 1-Minute Overload Current | 57 A |
| 3-Second Overload Current | 78 A |
| Normal Duty Power | 45 kW |
| Heavy Duty Power | 37.5 kW |
| Maximum Output Frequency | 420 Hz |
| PWM Carrier Frequency | 2, 4, 8, and 10 kHz |
| Control Method | Vector Control |
| I/O Control | 24 V DC I/O |
| Feedback | No feedback |
| Digital Inputs | 6 |
| Digital Outputs | 3 |
| Analog Inputs | 2 |
| Analog Outputs | 2 |
| Encoder Type | Incremental, dual-channel capable |
| Encoder Supply | 12 V DC, 250 mA |
| Communication Module | No internal communication module |
| Human Interface Module | No HIM, blank plate |
| Brake IGBT | Not included |
| Internal Brake Resistor | Not included |
| EMC Filter | EMC filter with common-mode choke |
| Conformal Coating | Yes |
| Enclosure | IP20 / NEMA / UL Type 1 |
| Input Current | 58.2 A at 932 V DC |
| Fuse Rating | 100 A at 932 V DC |
| Efficiency | Approximately 97.5% |
| Power Factor | 0.98 |
| Current Limit Range | 20% to 160% of rated output current |
| Acceleration Time | 0 to 3600 seconds |
| Deceleration Time | 0 to 3600 seconds |
| Motor Overload Protection | Class 10 motor overload protection |
| Power Ride-Through | Approximately 0.5 s minimum logic ride-through |
| Operating Temperature | 0 to 50 °C |
| Storage Temperature | -40 to 70 °C |
| Relative Humidity | 5% to 95%, non-condensing |
| Maximum Altitude | 1,000 m without derating |
| Degree of Protection | IP20 |
| Dimensions (H × W × D) | 689.6 × 308.9 × 275.4 mm |
| Weight | 37.19 kg |
FAQ
FAQ
Q1: What is the Allen-Bradley 20BW052A0ANNANC0?
A: The Allen-Bradley 20BW052A0ANNANC0 is a PowerFlex 700 AC variable frequency drive designed for industrial motor speed and torque control. It supports vector control and provides configurable analog and digital I/O for integration with industrial automation systems.
Q2: What are the voltage, current, and power ratings of the 20BW052A0ANNANC0?
A: The specified input is 932 V DC, with a continuous output current of 52 A. Its normal-duty power rating is 45 kW, while its heavy-duty rating is 37.5 kW. The applicable rating should be selected according to the motor load and operating conditions.
Q3: What control method does this PowerFlex 700 drive use?
A: This model uses vector control to regulate motor operation. Vector control provides improved speed and torque performance compared with basic scalar control, making it suitable for industrial applications requiring controlled acceleration and consistent motor performance.
Q4: What input and output signals are available?
A: The specified configuration includes six digital inputs, three digital outputs, two analog inputs, and two analog outputs, with 24 V DC I/O control. These connections can support external commands, status monitoring, and integration with PLC-based control systems.
Q5: Does the 20BW052A0ANNANC0 include encoder feedback or a built-in braking resistor?
A: The specified configuration is listed as having no feedback, no included brake IGBT, and no internal brake resistor. Applications requiring encoder feedback or dynamic braking should verify compatible hardware and any additional components needed.
Q6: What are the dimensions and weight of the 20BW052A0ANNANC0?
A: The specified dimensions are 689.6 × 308.9 × 275.4 mm (H × W × D), and the listed weight is 37.19 kg. Allow additional cabinet clearance for wiring, ventilation, and maintenance access when planning installation.
Q7: What are the environmental and enclosure requirements?
A: The listed operating temperature range is 0 to 50 °C, with a storage range of -40 to 70 °C. Relative humidity is specified at 5% to 95%, non-condensing, and the maximum altitude without derating is 1,000 m. The enclosure rating is IP20 / NEMA / UL Type 1, so the drive should be installed in a suitable protected environment.
Q8: What should be checked before installing or replacing this drive?
A: Verify the complete catalog number, DC supply voltage, motor current and power requirements, protective fuse rating, enclosure, I/O wiring, braking requirements, and installation dimensions. Confirm compatibility with the existing control system and follow the manufacturer’s safety procedures for isolation and DC-bus discharge before servicing.
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Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.
Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.
