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The Allen Bradley 20BD481N0QNNNNC0 is an adjustable frequency AC drive that operates at a rated supply voltage of 480 volts AC. This device has a maximum output current rating of 481 Amperes, with a power capacity reaching 298 kilowatts and is suitable for 3-phase operations.
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| Manufacturer | Allen Bradley |
|---|---|
| Product Type | Adjustable Frequency AC Drive |
| Product Line | PowerFlex 700 |
| Part Number | 20BD481N0QNNNNC0 |
| Weight | 32.00 lbs (14.51 kg) |
| Encoder Option | Without encoder |
| Network Port | RS-485 |
| Emission Protection | Without CE filter and Common Mode (CM) choke |
| Rated Horsepower | 400 horsepower (normal duty), 350 horsepower (heavy duty) |
| Mounting Type | Flange mount |
| Size of Frame | Frame size 8 |
| Control Input/Output Type | 24 Volts DC/AC vector control |
| Number of Phases | 3-phase (6 pulse) |
| Rated Supply Voltage | 480 Volts AC |
| Protection Features | Drive overcurrent trip, ground fault trip, short circuit trip, power ride-thru, logic control ride-thru |
| Output Current Rating | 481 Amperes |
| Interface Option | No Human Interface Module/blank cover |
| Power Capacity | 298 kilowatts |
| Communication Slot | RS-485 |
The 20BD481N0QNNNNC0 from Allen Bradley's PowerFlex 700 series is a robust adjustable frequency AC drive tailored for significant performance in industrial applications. This drive is rated for a supply voltage of 480 Volts AC, suitable for 3-phase (6 pulse) systems. It can deliver a maximum output current of 481 Amperes, translating to a power capacity of 298 kilowatts. Operating under normal duty, the system can achieve 400 horsepower and 350 horsepower under heavy duty conditions.
For installation, the unit employs a flange mounting method and occupies frame size 8. In terms of communications, it includes an RS-485 port for networking, enabling integration with compatible systems. However, this device does not come with an encoder option or a human-machine interface module, instead featuring a blank cover for simplicity.
Protection mechanisms included with the drive ensure operational reliability, with features such as a drive overcurrent trip, ground fault trip, and short circuit trip. Additionally, it supports power ride-thru and logic control ride-thru functions, contributing to enhanced resilience during power variations. Note that this model operates without CE filtering and common mode choke for emissions, aligning with certain application requirements.