Allen Bradley PowerFlex 400 AC Drive

16th January 2015 | Posted by Stephen Anderson

Allen Bradley PowerFlex 400 AC Drive

powerflex 400 ac driveThe Allen Bradley PowerFlex 400 AC Drive is a powerful motor speed controller in a compact, space-saving design. These PowerFlex 400 variable speed drives (VSD) range from: 2.2 to 37 kW, (3 to 50hp) at 200-240VAC input supply; and from 2.2 to 250 kW, (3 to 350hp) at 400-480VAC input supply.

The PowerFlex 400 AC Drive is ideal and cost-effective for speed control in variable torque fan and pump applications designed to your demands for flexibility, space savings and ease-of-use.

Built-in features include:

* Sleep function
* Purge frequency and freeze/fire interlock
* Integral PID controller
* Skip frequencies and bands
* Integral LCD keypad
* Selectable fan/pump curves
* Automatic restart
* Flying start

Product Features:

  • Power ratings:
    • 200…240V: 2.2…37 kW / 3…50 Hp / 12…145 A
    • 380…480V: 2.2…250 kW / 3…350 Hp / 6…460 A
  • Flange-mount and panel-mount options
  • V/Hz control, slip compensation, and PID control
  • Integral RS-485 (Modbus® RTU, Metasys® N2, P1-FLN)
  • Supports Drive Serial Interface (DSI) communication modules
  • Drive overload protection, flying start, purge and damper input, hand/off/auto, and sleep/wake features
  • Packaged drive options include disconnect and contactor bypass packages
  • Available line reactor option
  • Configuration and programming via integral keypad, remote keypad, or software
  • Premier Integration with PowerFlex® AC drives uses the Logix control platform to simplify parameter and tag programming and reduces development time

Packaged HVAC Fan and Pump Drive Options

  • Main input disconnect
  • 3-contactor full bypass with disconnect
  • 3-contactor basic bypass with disconnect

Optional FanMaster™ Energy Saving Package

  • Controls PowerFlex® 400 AC Drive
  • Includes PanelView™ operator interface, sensors and MicroLogix™ 1100 controller
  • Demand ventilation or constant ventilation control
  • Runs at optimal speed using patent-pending algorithms
  • Pre-loaded climate profiles, with easy set up of additional profiles
  • Distributes heating and cooling BTUs in the same proportion as the original system design, using less fan energy
  • Controls ventilation of carbon dioxide
  • Minimizes outside air while providing good air quality
  • Lowers heating and cooling energy consumption
  • NEMA/UL Type 1 and 4 enclosures

For further information on the PowerFlex 400 AC Drive contact proplas at



Share this article :

Comments are closed.