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Used Ac Drives (Variable Frequency Drives Vf Ds) in New Hampshire, USA

  • Allen-Bradley Powerflex 753

    Allen-Bradley Powerflex 753

    • Manufacturer: Allen-Bradley
    • Model: PowerFlex 753

    “Includes original box and protectors, top of box is missing as shown” Allen-Bradley Powerflex 753 AC Drive Cat #: 20F11ND040AA0NNNNN Series A Normal Duty Power: 30 HP Heavy Duty Power: 25 HP 400/480V Mfg 2021 Ne...

    $4,500 USD
    Springfield, NH
  • Trusted Seller
    ABB ACH550 VFD, 10HP, 480

    ABB ACH550 VFD, 10HP, 480 Volt, 3 Phase, Bypass-TEST REPORT+WARRANTY- V26

    • Manufacturer: ABB
    • Model: ACH550

    THIS LISTING IS FOR ONE: ABB VARIABLE FREQUENCY DRIVE CAT # ACH550-VCR-015A-4+F267 10 HP, 480 VOLT, 3 PHASE INPUT:380-480 VOLT, 48-63 HZ, 3 PHASE, 15.4 AMPS OUTPUT: 0-480 VOLT, 0-500 HZ, 3 PHASE, 15.4 AMPS STOCK ...

    $1,200 USD
    North Hampton, NH
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Overview

Variable-frequency drives (VFDs) are devices used to control the speed and torque of electric motors by varying the frequency and voltage of the power supplied. VFDs are commonly used in applications like HVAC systems, industrial machinery, and pumps where precise motor control improves efficiency and performance.

FAQ

What should I consider when buying a used variable-frequency drive?

Check the VFD's compatibility with your motor, its power rating, and any signs of wear or damage. Ensure it has been properly maintained and inquire about its operational history.

How do I ensure the VFD is shipped safely to my location?

Use a reputable transport service that specializes in electronic equipment. Ensure the VFD is securely packaged to prevent damage during transit and consider insuring the shipment.

What is the maintenance schedule for a variable-frequency drive?

Regularly inspect for dust and debris, check connections for tightness, and ensure proper ventilation. Follow the manufacturer's recommendations for periodic checks and servicing.